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Flash Flood Warning


FLASH FLOOD WARNING
WYC019-250900-
/O.NEW.KRIW.FF.W.0007.150525T0006Z-150525T0900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RIVERTON WY
606 PM MDT SUN MAY 24 2015

THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL JOHNSON COUNTY IN NORTH CENTRAL WYOMING...

* UNTIL 300 AM MDT MONDAY

* AT 601 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF VERY HEAVY RAINFALL ACROSS THE WARNED AREA.  CLEAR CREEK
  RIVER GAGE NEAR BUFFALO WAS RISING RAPIDLY AND WAS WITHIN A FOOT OF
  FLOOD STAGE.  FLOODING IS EXPECTED AROUND 8 PM MDT WHEN THE GAGE
  GOES OVER 6 FEET WHICH IS FLOOD STAGE.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BUFFALO...GILEAD BURN SCAR...I90 EXIT 47...I90 EXIT 51...I90 EXIT
  53...I90 MILE MARKER 60...JCT I90 AND I25...LAKE DE SMET...
  SADDLESTRING AND U.S. HWY 16 MILE MARKER 80.

  RAINFALL OF 2 TO 2.5 INCHES HAS BEEN OBSERVED AND ADDITIONAL RAINFALL
  OF 2 TO 2.5 INCHES IS POSSIBLE BEFORE MIDNIGHT TONIGHT.

THIS INCLUDES INTERSTATE 90 IN WYOMING BETWEEN MILE MARKERS 43 AND
59.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...BOXELDER
CREEK...PINEY CREEK...SHELL CREEK...CLEAR CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

&&

REPORT FLOODING TO THE NATIONAL WEATHER SERVICE OFFICE IN RIVERTON AT
1-800-211-1448.

LAT...LON 4455 10650 4423 10665 4423 10694 4446 10696
      4455 10667

$$

C. BAKER

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
553 PM MDT SUN MAY 24 2015

WYC019-250200-
/O.CON.KRIW.FF.W.0002.000000T0000Z-150525T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JOHNSON WY-
553 PM MDT SUN MAY 24 2015

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL JOHNSON
COUNTY UNTIL 800 PM MDT...

AT 549 PM MDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED AN AREA OF
VERY HEAVY RAINFALL ACROSS THE WARNED AREA. FLOODING WAS REPORTED
ALONG THE MIDDLE FORK OF THE POWDER RIVER FROM BARNUM THROUGH
KAYCEE.  THE RIVER GAGE AT KAYCEE WAS AT 9.5 FEET WHICH IS 1.5 FEET
ABOVE FLOOD STAGE.  SAND BAGGING WAS OCCURRING IN KAYCEE.
FLOODING WAS ALSO REPORTED ON THE NORTH FORK OF THE POWDER RIVER
FROM MAYOWORTH DOWN STREAM.

HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. RUNOFF FROM THIS
EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS
THAT WILL EXPERIENCE FLOODING INCLUDE...KAYCEE...FORT RENO HISTORICAL
SITE...I25 EXIT 246...I25 EXIT 249...MAYOWORTH...STATE HWY 191 MILE
MARKER 10 AND STATE HWY 192 MILE MARKER 10.

RAINFALL OF 2 TO 2.5 INCHES HAS FALLEN WITH AN ADDITIONAL 2 INCHES
POSSIBLE THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN RIVERTON.

&&

REPORT FLOODING TO THE NATIONAL WEATHER SERVICE OFFICE IN RIVERTON AT
1-800-211-1448.

LAT...LON 4385 10613 4363 10622 4361 10642 4352 10658
      4365 10693 4373 10678 4386 10682 4374 10653
      4376 10634 4385 10628

$$

C. BAKER


Flood Warning


WYC019-252320-
/O.NEW.KRIW.FL.W.0001.150525T0600Z-150526T1600Z/
/SXXW4.2.ER.150525T0600Z.150525T1800Z.150526T1000Z.NO/
520 PM MDT SUN MAY 24 2015

The National Weather Service in Riverton has issued a

* Flood Warning for
  The Powder River at Sussex.
* from late tonight to Tuesday morning.
* Forecast...Rise above flood stage by after midnight tonight and
  continue to rise to near 11.5 feet by early Monday afternoon. The river will
  fall below flood stage by Tuesday morning.
* The stage will crest around 11.5 feet at tomorrow early afternoon.
* The stage will fall below flood stage at Tuesday morning.

&&

Flood impacts and crest history information is displayed at:
http:///water.weather.gov/ahps2/index.php?wfo=riw&gage=SXXW4

* Impact...At 11.0 feet...Flood stage. Minor flooding of agricultural
  land along right bank..
* Impact...At 10.0 feet...Bankfull stage..
* Flood history...This crest compares to a previous crest of 11.6
  feet on May 6 1993.

&&

LAT...LON 4375 10654 4385 10629 4381 10616 4362 10619
      4361 10654

$$

FLOOD STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
411 PM MDT SUN MAY 24 2015

SDC033-103-260245-
/O.CON.KUNR.FA.W.0005.000000T0000Z-150526T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PENNINGTON SD-CUSTER SD-
411 PM MDT SUN MAY 24 2015

...A FLOOD WARNING FOR SMALL STREAMS REMAINS IN EFFECT UNTIL 845 PM
MDT MONDAY FOR SOUTH CENTRAL PENNINGTON AND NORTHEASTERN CUSTER
COUNTIES...

AT 345 PM MDT...LOCAL LAW ENFORCEMENT REPORTED BOTH BATTLE CREEK AND
GRIZZLY BEAR CREEKS ARE OUT OF THEIR BANKS AT KEYSTONE...BUT BATTLE
CREEK UPSTREAM OF KEYSTONE...ALONG OLD HILL CITY ROAD...HAS STARTED
TO FALL.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
HERMOSA...KEYSTONE...HAYWARD...AND CUSTER STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CAMPERS SHOULD AVOID CAMPING ALONG CREEKS...ESPECIALLY IF THEY HAVE
TO CROSS THE STREAM TO ESCAPE FLOOD WATERS.

&&

LAT...LON 4395 10324 4383 10311 4371 10280 4367 10283
      4377 10318 4372 10347 4390 10356

$$

SANDERS

FLOOD STATEMENT
NATIONAL WEATHER SERVICE RAPID CITY SD
405 PM MDT SUN MAY 24 2015

SDC103-260545-
/O.CON.KUNR.FA.W.0007.000000T0000Z-150526T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PENNINGTON SD-
405 PM MDT SUN MAY 24 2015

...A FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS REMAINS IN
EFFECT UNTIL 1145 PM MDT MONDAY FOR CENTRAL PENNINGTON COUNTY...

AT 345 PM MDT...RAPID VALLEY FIRE FIGHTERS REPORTED WATER OVER
RESERVOIR ROAD SOUTH OF HIGHWAY 44 AND WATER IS ALMOST OVER SOUTH
VALLEY DRIVE NEAR SAINT PATRICK STREET. RAPID CREEK IS OUT OF ITS
BANKS THROUGH PARTS OF RAPID CITY...AND COVERING THE BIKE PATH IN
MANY AREAS.

1.0 TO 2.5 INCHES OF RAIN HAVE FALLEN UPSTREAM OF RAPID CITY...WITH
A SPOTTER REPORTING 3 INCHES OF RAIN AT HISEGA. WHILE THE RAINFALL
RATE HAS DIMINISHED...ANOTHER 0.5 TO 0.75 INCHES OF RAIN IS POSSIBLE
IN THE RAPID CREEK BASIN...SO STREAM LEVELS WILL REMAIN HIGH.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...JOHNSON
SIDING...HISEGA...RAPID CITY...RAPID VALLEY...CAPUTA...AND
FARMINGDALE. STREET FLOODING IS ALSO POSSIBLE THROUGH RAPID CITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NEVER DRIVE INTO AREAS WHERE THE WATER COVERS THE ROAD. JUST ONE
FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE
ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE...TURN
AROUND...DONT DROWN.

&&

LAT...LON 4395 10284 4392 10287 4405 10323 4402 10336
      4405 10347 4410 10350 4407 10336 4410 10323

$$

SANDERS

FLOOD WARNING
NATIONAL WEATHER SERVICE RAPID CITY SD
1041 AM MDT SUN MAY 24 2015

SDC033-103-260430-
/O.NEW.KUNR.FA.W.0006.150524T1641Z-150526T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PENNINGTON SD-CUSTER SD-
1041 AM MDT SUN MAY 24 2015

THE NATIONAL WEATHER SERVICE IN RAPID CITY HAS ISSUED A

* FLOOD WARNING FOR SMALL STREAMS IN...
  SOUTH CENTRAL PENNINGTON COUNTY IN WEST CENTRAL SOUTH DAKOTA...
  NORTHEASTERN CUSTER COUNTY IN SOUTHWESTERN SOUTH DAKOTA...

* UNTIL 1030 PM MDT MONDAY

* THROUGH 1030 AM MDT...OVER 1.5 INCHES OF RAIN HAVE FALLEN OVER THE
  CENTRAL BLACK HILLS. SPRING CREEK BELOW SHERIDAN LAKE IS
  RISING...WITH STREAM GAUGES SHOWING SPRING CREEK NEAR ROCKERVILLE
  IS APPROACHING FLOOD STAGE. STREAM LEVELS WILL CONTINUE TO RISE
  THROUGH THE DAY...AND INCREASE DOWNSTREAM TO THE CHEYENNE RIVER.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  ROCKERVILLE...AND FOLSOM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RUNOFF FROM HEAVY RAIN WILL CAUSE FLOODING OF SMALL CREEKS AND
STREAMS...AS WELL AS COUNTRY ROADS. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS...TURN AROUND...DONT DROWN.

&&

LAT...LON 4387 10294 4380 10269 4375 10275 4382 10298
      4395 10324 4392 10343 4399 10347 4402 10318

$$

SANDERS

WYC015-251553-
/O.EXT.KCYS.FL.W.0001.000000T0000Z-000000T0000Z/
/FLAW4.1.ER.150521T2330Z.150526T1200Z.000000T0000Z.NR/
953 AM MDT SUN MAY 24 2015

* Flood Warning continues for
  The Laramie River near Fort Laramie
* The stage at 9 AM this morning was 7.3 feet. Water levels will
  rise today and Monday, and will crest around 7.9 feet at 6 AM
  Tuesday.

&&

Flood impacts and crest history information is displayed at:
http:///water.weather.gov/ahps2/index.php?wfo=cys&gage=FLAW4

* Impact...at 8.0 feet...Water reaches the base of the bridge of
  Highway 160 immediately west of the Fort Laramie State Park
  property (about 1.5 miles upstream from the gage).
* Flood history...This crest compares to a previous crest of 7.9 feet
  on Jul 3 1983.

&&

LAT...LON 4212 10468 4225 10468 4223 10451 4216 10446
      4212 10449

$$


Flash Flood Watch


FLOOD WATCH
NATIONAL WEATHER SERVICE RIVERTON WY
524 PM MDT SUN MAY 24 2015

...FLASH FLOOD WATCH IN EFFECT THIS THROUGH LATE TONIGHT...

.SATURATED TO NEAR SATURATED SOILS FROM RECENT RAINFALL WILL
COMBINE WITH AREAS OF POTENTIAL HEAVY RAIN ACROSS JOHNSON...
NATRONA...FREMONT...HOT SPRINGS...WASHAKIE AND EASTERN SWEETWATER
COUNTIES THROUGH THIS EVENING. THE THREAT OF FLASH FLOODING WILL
BE ALONG SMALL STREAMS AND IRRIGATION CANALS IN AND NEAR THE
FOOTHILLS OF THE BIGHORN...OWL CREEK AND WIND RIVER MOUNTAINS...
AS WELL AS CASPER MOUNTAIN AND THE GREEN AND RATTLESNAKE
MOUNTAINS. A STRONG SPRING STORM WILL PRODUCE CONDITIONS
FAVORABLE FOR PROLONGED HEAVY RAIN WITH RAINFALL RATES OF AN INCH
TO AN INCH AND A HALF AN HOUR WITH TOTAL RAINFALL OF 2 TO
4 INCHES POSSIBLE.

WYZ009>011-250730-
/O.EXT.KRIW.FF.A.0001.000000T0000Z-150525T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BIGHORN MOUNTAINS SOUTHEAST-NORTHEAST JOHNSON COUNTY-
SOUTHEAST JOHNSON COUNTY-
INCLUDING THE CITIES OF...BUFFALO...KAYCEE
524 PM MDT SUN MAY 24 2015

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH LATE TONIGHT...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* A PORTION OF NORTH CENTRAL WYOMING...INCLUDING THE FOLLOWING
  AREAS...BIGHORN MOUNTAINS SOUTHEAST...NORTHEAST JOHNSON COUNTY
  AND SOUTHEAST JOHNSON COUNTY.

* THROUGH LATE TONIGHT

* SATURATED TO NEAR SATURATED SOILS FROM RECENT RAINFALL WILL
  COMBINE WITH AREAS OF POTENTIAL HEAVY RAIN ACROSS JOHNSON COUNTY
  THROUGH LATE TONIGHT. THE THREAT OF FLASH FLOODING WILL BE
  ALONG SMALL STREAMS AND IRRIGATION CANALS IN AND NEAR THE
  FOOTHILLS OF THE BIGHORN MOUNTAINS. A STRONG SPRING STORM WILL
  PRODUCE CONDITIONS FAVORABLE FOR PROLONGED HEAVY RAIN WITH
  RAINFALL RATES OF AN INCH TO AN INCH AND A HALF AN HOUR WITH
  TOTAL RAINFALL OF 2 TO 4 INCHES POSSIBLE.

* FLOODING OF ROADS AT NIGHT POSE A SIGNIFICANT THREAT TO
  MOTORISTS. DO NOT ATTEMPT TO DRIVE THROUGH FLOOD WATERS AS THE
  ROAD MAY BE WASHED OUT. TURN AROUND...DO NOT DROWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

FLOOD WATCH
NATIONAL WEATHER SERVICE RIVERTON WY
524 PM MDT SUN MAY 24 2015

...FLASH FLOOD WATCH IN EFFECT THIS THROUGH LATE TONIGHT...

.SATURATED TO NEAR SATURATED SOILS FROM RECENT RAINFALL WILL
COMBINE WITH AREAS OF POTENTIAL HEAVY RAIN ACROSS JOHNSON...
NATRONA...FREMONT...HOT SPRINGS...WASHAKIE AND EASTERN SWEETWATER
COUNTIES THROUGH THIS EVENING. THE THREAT OF FLASH FLOODING WILL
BE ALONG SMALL STREAMS AND IRRIGATION CANALS IN AND NEAR THE
FOOTHILLS OF THE BIGHORN...OWL CREEK AND WIND RIVER MOUNTAINS...
AS WELL AS CASPER MOUNTAIN AND THE GREEN AND RATTLESNAKE
MOUNTAINS. A STRONG SPRING STORM WILL PRODUCE CONDITIONS
FAVORABLE FOR PROLONGED HEAVY RAIN WITH RAINFALL RATES OF AN INCH
TO AN INCH AND A HALF AN HOUR WITH TOTAL RAINFALL OF 2 TO
4 INCHES POSSIBLE.

WYZ020-022-250730-
/O.EXT.KRIW.FF.A.0001.000000T0000Z-150525T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-
INCLUDING THE CITY OF...CASPER
524 PM MDT SUN MAY 24 2015

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH LATE TONIGHT...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* A PORTION OF CENTRAL WYOMING...INCLUDING THE FOLLOWING AREAS...
   CASPER MOUNTAIN AND NATRONA COUNTY LOWER ELEVATIONS.

* THROUGH LATE TONIGHT

* SATURATED TO NEAR SATURATED SOILS FROM RECENT RAINFALL WILL
  COMBINE WITH AREAS OF POTENTIAL HEAVY RAIN ACROSS NATRONA COUNTY
  THROUGH LATE TONIGHT. THE THREAT OF FLASH FLOODING WILL BE
  ALONG SMALL STREAMS AND IRRIGATION CANALS IN AND NEAR THE
  FOOTHILLS OF CASPER MOUNTAIN. A STRONG SPRING STORM WILL PRODUCE
  CONDITIONS FAVORABLE FOR PROLONGED HEAVY RAIN WITH RAINFALL
  RATES OF AN INCH TO AN INCH AND A HALF AN HOUR WITH TOTAL
  RAINFALL OF 2 TO 4 INCHES POSSIBLE.

* FLOODING OF ROADS AT NIGHT POSE A SIGNIFICANT THREAT TO
  MOTORISTS. DO NOT ATTEMPT TO DRIVE THROUGH FLOOD WATERS AS THE
  ROAD MAY BE WASHED OUT. TURN AROUND...DO NOT DROWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$


Flood Advisory


FLOOD ADVISORY
NATIONAL WEATHER SERVICE BILLINGS MT
650 PM MDT SUN MAY 24 2015

WYC033-251215-
/O.NEW.KBYZ.FA.Y.0001.150525T0050Z-150525T1215Z/
/00000.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SHERIDAN WY-
650 PM MDT SUN MAY 24 2015

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A

* FLOOD ADVISORY FOR...
  CENTRAL SHERIDAN COUNTY IN NORTH CENTRAL WYOMING...

* UNTIL 615 AM MDT MONDAY

* SPOTTER REPORTS HAVE INDICATED SMALL CREEKS AND DRAINAGES IN THE
  STORY TO BIG HORN VICINITY ARE AT BANKFULL. OVER TWO INCHES OF
  RAINFALL HAVE FALLEN IN SOME SECTIONS OF THE FOOTHILLS WEST OF
  SHERIDAN THIS WEEKEND.

* ADDITIONAL RAINFALL OF A QUARTER TO HALF INCH IS POSSIBLE OVER THE
  FOOTHILLS TONIGHT. THIS IS EXPECTED TO CAUSE SMALL CREEKS AND
  DRAINAGES TO OVERFLOW CAUSING MINOR FLOODING.

* LARGER MAINSTEM STREAMS OR RIVERS MAY SEE WATER LEVELS RISE
  OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD ADVISORY MEANS RIVER OR STREAM FLOWS ARE ELEVATED...AND
MINOR FLOODING IS SOON EXPECTED. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS OR FIELDS. FIND ALTERNATE ROUTES.

&&

LAT...LON 4485 10701 4456 10683 4456 10697 4497 10744
      4498 10733

$$

TESAR


Flood Watch


FLOOD WATCH
NATIONAL WEATHER SERVICE RAPID CITY SD
326 PM MDT SUN MAY 24 2015

...FLOOD WATCH THROUGH MONDAY...

.A STRONG LOW PRESSURE SYSTEM WILL BRING AREAS OF RAIN AND
ISOLATED THUNDERSTORMS TO THE AREA THROUGH MONDAY. LOCALLY HEAVY
RAINFALL IS POSSIBLE OVER THE BLACK HILLS THIS AFTERNOON AND
EVENING...AND THE ADDITIONAL RAIN MAY CAUSE FLOODING.

SDZ024>031-041-042-072>074-WYZ055-057-251300-
/O.CON.KUNR.FA.A.0002.000000T0000Z-150526T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-FALL RIVER-SHANNON-
STURGIS/PIEDMONT FOOT HILLS-SOUTHERN MEADE CO PLAINS-
HERMOSA FOOT HILLS-SOUTHERN CAMPBELL-WYOMING BLACK HILLS-
INCLUDING THE CITIES OF...LEAD...DEADWOOD...SPEARFISH...
RAPID CITY...EDGEMONT...HOT SPRINGS...HILL CITY...MT RUSHMORE...
CUSTER...FOLSOM...WALL...ARDMORE...OELRICHS...PINE RIDGE...KYLE...
STURGIS...UNION CENTER...HERMOSA...WRIGHT...SUNDANCE...
FOUR CORNERS
326 PM MDT SUN MAY 24 2015

...FLOOD WATCH REMAINS IN EFFECT THROUGH MONDAY AFTERNOON...

THE FLOOD WATCH CONTINUES FOR

* PORTIONS OF SOUTH DAKOTA AND NORTHEAST WYOMING...INCLUDING THE
  FOLLOWING AREAS...IN SOUTH DAKOTA...CENTRAL BLACK HILLS...
  CUSTER COUNTY PLAINS...FALL RIVER...HERMOSA FOOT HILLS... NORTHERN
  BLACK HILLS...NORTHERN FOOT HILLS...PENNINGTON COUNTY PLAINS...
  RAPID CITY...SHANNON...SOUTHERN BLACK HILLS...SOUTHERN FOOT
  HILLS...SOUTHERN MEADE COUNTY PLAINS AND STURGIS/PIEDMONT FOOT
  HILLS. IN NORTHEAST WYOMING...SOUTHERN CAMPBELL AND WYOMING
  BLACK HILLS.

* THROUGH MONDAY AFTERNOON

* STORM TOTAL RAINFALL OF ONE TO TWO INCHES ARE EXPECTED ACROSS
  MUCH OF THE BLACK HILLS. SOME AREAS ALONG THE EASTERN SLOPES OF
  THE BLACK HILLS...COULD RECEIVE AS MUCH AS 3 INCHES OF RAIN BY
  MONDAY AFTERNOON.

* SOILS ARE SATURATED AND CREEKS AND STREAMS IN MANY LOCATIONS ARE
  STILL RUNNING HIGH FROM RECENT STORMS...ESPECIALLY ALONG THE
  EASTERN SLOPES OF THE BLACK HILLS AND OVER SOUTHWESTERN SOUTH
  DAKOTA. THE ADDITIONAL RAIN MAY CAUSE MORE FLOODING IN THOSE
  AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLOOD WATCH MEANS THAT FLOODING IS POSSIBLE ALONG RIVERS AND
CREEKS IN THE WATCH AREA...BUT IS NOT IMMINENT. IF YOU ARE IN THE
WATCH AREA...TAKE TIME TO MOVE LIVESTOCK...EQUIPMENT...AND OTHER
PROPERTY FROM LOW LYING AREAS BEFORE FLOODING OCCURS. MONITOR
NOAA WEATHER RADIO AND LOCAL MEDIA FOR UPDATED FORECASTS AND BE
READY TO QUICKLY MOVE TO HIGHER GROUND IF RISING WATER LEVELS ARE
OBSERVED OR A WARNING IS ISSUED.

&&

$$


Special Weather Statement


SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
730 PM MDT SUN MAY 24 2015

NEZ004-094-250230-
SHERIDAN NE-WESTERN CHERRY NE-
730 PM MDT SUN MAY 24 2015

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN CHERRY AND SOUTHEASTERN
SHERIDAN COUNTIES UNTIL 830 PM MDT...

AT 726 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES SOUTH OF
ELI TO 15 MILES NORTH OF ELLSWORTH...AND MOVING SOUTH AT 10 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THESE STORMS...ALONG WITH 1 INCH OF RAIN IN 30 MINUTES.

LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...
  ARGO HILL...
  MEDICINE LAKE...
  HIGHWAY 61 CROSSING THE SNAKE RIVER...
  BIG HILL...
  WOLF HILL...
  INDIAN HILL...
  WATSON LAKE...
  KENNEDY LAKE...
  ROUND LAKE...
  INTERSECTION OF HIGHWAY 61 AND SURVEY VALLEY ROAD...
  DIPPING VAT MEADOW...

THIS INCLUDES HIGHWAY 2 BETWEEN MILE MARKERS 109 AND 115.

THIS INCLUDES HIGHWAY 61 BETWEEN MILE MARKERS 180 AND 212.

TORRENTIAL RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY.

$$

CDC


Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
610 PM MDT SUN MAY 24 2015

NEZ002-003-019>021-054-055-095-096-260015-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-
610 PM MDT SUN MAY 24 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN
NEBRASKA.

.DAY ONE...TONIGHT

ISOLATED TO SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THIS
EVENING. ALTHOUGH SEVERE WEATHER IS NOT EXPECTED...A FEW
THUNDERSTORMS MAY BECOME STRONG THIS EVENING CONTAINING SMALL HAIL
AND WIND GUSTS UP TO AROUND 45 MPH. AREAS OF FOG WILL RETURN TO
THE AREA TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EVENING THUNDERSTORMS
MOST DAYS THROUGH THE WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
610 PM MDT SUN MAY 24 2015

WYZ101>119-260015-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
610 PM MDT SUN MAY 24 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WYOMING.

.DAY ONE...TONIGHT

ISOLATED TO SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH THIS
EVENING. SEVERE WEATHER IS NOT EXPECTED. AREAS OF FOG WILL RETURN
TO THE AREA TONIGHT.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

THERE WILL BE A SLIGHT CHANCE OF AFTERNOON AND EVENING THUNDERSTORMS
MOST DAYS THROUGH THE WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
529 PM MDT SUN MAY 24 2015

WYZ001>020-022>030-251329-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
529 PM MDT SUN MAY 24 2015

...FLASH FLOOD WATCH FOR NATRONA...JOHNSON...FREMONT...HOT
SPRINGS...EASTERN SWEETWATER AND WASHAKIE COUNTIES UNTIL 6 AM MDT
MONDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

FLASH FLOOD THREAT CONTINUES UNTIL 6 AM MDT MONDAY WITH PROLONGED
HEAVY RAIN OVER NATRONA...JOHNSON...FREMONT...HOT SPRINGS...
EASTERN SWEETWATER AND WASHAKIE COUNTIES. COOL AND WET CONDITIONS
CONTINUE...WITH WITH A COUPLE OF INCHES OF NEW SNOW POSSIBLE ABOVE
9500 FEET THIS MORNING. SHOWERS WITH ISOLATED THUNDERSTORMS AGAIN
POSSIBLE BY AFTERNOON.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

MONDAY THROUGH FRIDAY...ISOLATED TO SCATTERED THUNDERSTORMS
EACH AFTERNOON AND EVENING. STRONGER STORMS WILL PRODUCE LOCALLY
HEAVY RAIN AND HAIL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

$$

TEAM RIVERTON

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
351 PM CDT SUN MAY 24 2015

NEZ004>010-022>029-035>038-056>059-069>071-094-252100-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
351 PM CDT SUN MAY 24 2015 /251 PM MDT SUN MAY 24 2015/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...TONIGHT.

ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE TONIGHT. LOCALLY
HEAVY RAINFALL WILL BE  THE PRIMARILY THREAT...HOWEVER A FEW
STORMS MAY BE STRONG WITH SMALL HAIL.

THE ADDITIONAL RAINFALL INTO THE NORTH PLATTE AND SOUTH PLATTE
RIVER BASINS WILL KEEP HIGH FLOWS ON AREA RIVERS. REFER TO THE
LATEST RIVER OR FLOOD STATEMENT FOR MORE DETAILS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

THE CHANCE FOR THUNDERSTORMS REMAINS DAILY THROUGH SATURDAY. NO
WIDESPREAD SEVERE THUNDERSTORM DEVELOPMENT IS EXPECTED AT THIS
TIME...HOWEVER LOCALLY HEAVY RAINFALL IS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

GET YOUR WEATHER...HYDROLOGICAL...AND CLIMATE INFORMATION AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE (ALL LOWERCASE)

$$

MASEK

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
401 AM MDT SUN MAY 24 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-251015-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
401 AM MDT SUN MAY 24 2015

...FLOOD WATCH FOR PORTIONS OF NORTHEAST WYOMING AND SOUTHWEST
   SOUTH DAKOTA THROUGH MONDAY AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

WIDESPREAD RAINFALL IS EXPECTED TODAY WITH 0.50 TO 0.75 INCHES
ACROSS MUCH OF NORTHEAST WYOMING AND WESTERN SOUTH DAKOTA...AND
0.25 INCHES ACROSS CENTRAL SOUTH DAKOTA. LOCALLY HIGHER AMOUNTS
ARE POSSIBLE. SOILS ARE SATURATED AND RIVERS AND CREEKS ARE
RUNNING HIGH FROM THE RECENT STORMS...ESPECIALLY ACROSS THE BLACK
HILLS AND SOUTHWESTERN SOUTH DAKOTA. THIS ADDITIONAL RAINFALL MAY
CAUSE MORE FLOODING TO DEVELOP ACROSS THESE AREAS THROUGH MONDAY.

ISOLATED THUNDERSTORMS ARE POSSIBLE OVER THE AREA THIS AFTERNOON
AND EVENING. SEVERE STORMS ARE NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

CHANCES FOR THUNDERSTORMS ARE EXPECTED MOST DAYS NEXT WEEK.
CHANCES FOR WIDESPREAD SEVERE THUNDERSTORMS ARE LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE