Area Forecast Discussion
Issued by NWS Grand Junction, CO

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FXUS65 KGJT 271005
AFDGJT

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
405 AM MDT MON APR 27 2015

.SHORT TERM...(TODAY THROUGH TUESDAY)
ISSUED AT 405 AM MDT MON APR 27 2015

THE CLOSED LOW OVER NEW MEXICO WILL SLOWLY MOVE EAST OVER THE
TEXAS PANHANDLE BY THIS AFTERNOON. SHOWER ACTIVITY WILL DIMINISH
BY THE MORNING HOURS. A WEAK WAVE OF ENERGY COMBINED WITH AN UNSTABLE
ENVIRONMENT WILL ALLOW SHOWER ACTIVITY TO INCREASE DURING THE
AFTERNOON HOURS AND CONTINUE OVERNIGHT. THE BEST FOCUS WILL BE
OVER THE HIGHER TERRAIN WHERE SEVERAL INCHES OF SNOW ARE
POSSIBLE...MAINLY ABOVE 9KFT. PRECIPITATION WILL DIMINISH LATE
TONIGHT AS A RIDGE OF HIGH PRESSURE PUSHES NORTHEAST ACROSS THE
NORTHERN GREAT BASIN. A SLIGHT CHANCE OF SHOWERS IS AGAIN POSSIBLY
TUESDAY AFTERNOON...MAINLY ACROSS THE CENTRAL AND SOUTHERN
MOUNTAINS OF THE FORECAST AREA IN RESPONSE TO DIURNAL HEATING.

.LONG TERM...(TUESDAY NIGHT THROUGH SUNDAY)
ISSUED AT 405 AM MDT MON APR 27 2015

AMPLIFIED RIDGE WILL BE MOVING ACROSS THE WRN CONUS EARLY IN THE
LONG TERM PERIOD. THIS WILL RESULT IN SUNNY DAYS WITH THE WARMEST
DAYS OF THE YEAR THUS FAR. MANY OF THE DESERT VALLEYS WILL REACH
THE 80S BY WEDNESDAY. THE RIDGE AXIS WEAKENS AND MOVES DOWNSTREAM
DURING THE LATTER PART OF THE WEEK. THE MAIN WESTERLIES STAY NORTH
OF COLORADO...ALTHOUGH A SHALLOW COLD FRONT IS EXPECTED TO SAG
SOUTH OF THE WYOMING/COLORADO BORDER ON FRIDAY. SOME CONVECTIVE
SHOWERS WILL BE POSSIBLE ALONG THE FRONT AND OVER THE WESTERN
SLOPE HIGH COUNTRY. DIURNALLY DRIVEN SHOWERS OR ISOLATED STORMS
WILL PERSIST THROUGH NEXT WEEKEND...MOSTLY "HUGGING" THE HIGHER
TERRAIN ALTHOUGH BRIEF SHOWERS MAY DRIFT OVER THE VALLEYS.

&&

.AVIATION...(FOR THE 06Z TAFS THROUGH 06Z MONDAY NIGHT)
ISSUED AT 1119 PM MDT SUN APR 26 2015

THE UPPER LOW WILL TRACK THROUGH THE TEXAS PANHANDLE BY MONDAY.
AS THIS SYSTEM MOVES EAST...SHOWER ACTIVITY WILL SLOWLY DIMINISH
IN COVERAGE WITH THE BEST FOCUS OVER THE MOUNTAIN LOCATIONS OF
WESTERN COLORADO WITH SCT MVFR CONDITIONS OVERNIGHT. LOW CLOUDS
AND FOG POSSIBLE THROUGH 15Z FOR AREAS ROUGHLY ALONG THE I-70
CORRIDOR TAF SITES. AFTER A LULL IN ACTIVITY MONDAY MORNING.
ACTIVITY WILL INCREASE AGAIN BY MONDAY AFTERNOON AND CONTINUE INTO
MONDAY NIGHT WITH SCT COVERAGE REDUCING VSBY AND CIGS TO MVFR WITH
ISOLATED IFR CONDITIONS IN THE HEAVIER RAIN AND SNOW SHOWERS OVER
MOUNTAIN LOCATIONS.


&&

.GJT WATCHES/WARNINGS/ADVISORIES...
CO...NONE.
UT...NONE.
&&

$$

SHORT TERM...MPM
LONG TERM...PF
AVIATION...MPM



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