Special Weather Statement
Issued by NWS Sacramento, CA

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8
000
WWUS86 KSTO 061312
SPSSTO

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SACRAMENTO CA
612 AM PDT WED MAY 6 2015

CAZ013>019-063-064-066>069-070115-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
BURNEY BASIN / EASTERN SHASTA COUNTY-NORTHERN SACRAMENTO VALLEY-
CENTRAL SACRAMENTO VALLEY-SOUTHERN SACRAMENTO VALLEY-
CARQUINEZ STRAIT AND DELTA-NORTHERN SAN JOAQUIN VALLEY-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO NORTHERN LAKE COUNTY-
CLEAR LAKE/SOUTHERN LAKE COUNTY-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-MOTHERLODE-
WESTERN PLUMAS COUNTY/LASSEN PARK-
WEST SLOPE NORTHERN SIERRA NEVADA-
612 AM PDT WED MAY 6 2015

...COOLER WITH SHOWERS AND THUNDERSTORMS POSSIBLE LATE TODAY THROUGH
FRIDAY...

.IMPACTS...
* CHAIN CONTROLS POSSIBLE OVER THE SIERRA PASSES
* TRAVEL DELAYS POSSIBLE
* THUNDERSTORMS WITH DANGEROUS LIGHTNING

.FORECAST CONFIDENCE...
* HIGH FOR PRECIPITATION OVER THE MOUNTAINS
* LOW FOR THUNDERSTORMS IN THE CENTRAL VALLEY

.TIMING AND STRENGTH...
* SHOWERS AND THUNDERSTORMS OVER THE MOUNTAINS TODAY THROUGH FRIDAY.
* THURSDAY IS THE BRUNT OF THE STORM AND THE BEST CHANCE FOR THE
  VALLEY TO EXPERIENCE SHOWERS
* SNOW LEVELS DOWN TO AROUND 5500 FT...MAY BE LOCALLY LOWER IN
  HEAVY SHOWERS

.WEATHER SUMMARY...
AN UPPER LEVEL LOW DROPS SOUTH INTO NORTHERN CALIFORNIA TONIGHT INTO
THURSDAY. THIS WILL BRING A CHANCE OF SHOWERS AND
THUNDERSTORMS OVER INTERIOR NORTHERN CALIFORNIA...ESPECIALLY TO THE
MOUNTAINS. THE LOW SHIFTS INTO SOUTHERN CALIFORNIA ON FRIDAY AND
SHOWERS ARE EXPECTED TO DECREASE OVER NORTHERN CALIFORNIA.
PRECIPITATION IS SOMEWHAT LIMITED WITH THIS SYSTEM, SO AMOUNTS ARE
GENERALLY EXPECTED TO BE LESS THAN HALF AN INCH, AND WILL BE
VARIABLE DUE TO THE CONVECTIVE NATURE OF SHOWERS. SNOW LEVELS WILL
DROP TO AROUND 5500 FT THURSDAY, WITH LOCALLY LOWER LEVELS POSSIBLE
IN HEAVIER SHOWERS. SNOW ACCUMULATIONS UP TO 6 INCHES ARE POSSIBLE
OVER THE SIERRA ESPECIALLY SOUTH OF ABOUT U.S 50. A WINTER WEATHER
ADVISORY HAS BEEN ISSUED FOR THIS AREA.

THE NWS WILL CONTINUE TO PROVIDE UPDATES AS THE SITUATION
DEVELOPS.

$$










USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.