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HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
451 AM PDT THU MAY 23 2013

ORZ041-042-050-502-503-505-506-509-WAZ024-026-027-030-520-521-
241200-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
WALLOWA COUNTY-NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-JOHN DAY BASIN-OCHOCO-
JOHN DAY HIGHLANDS-EAST SLOPES OF THE OREGON CASCADES-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
451 AM PDT THU MAY 23 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
OREGON...NORTH CENTRAL OREGON...NORTHEAST OREGON...CENTRAL
WASHINGTON...SOUTH WASHINGTON...SOUTH CENTRAL WASHINGTON AND
SOUTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

A LARGE UPPER LOW PRESSURE SYSTEM WITH COLD TEMPERATURES ALOFT
AND STEEP TEMPERATURE LAPSE RATES WILL CREATE AN UNSTABLE
ATMOSPHERE THIS AFTERNOON AND EVENING. THIS WILL ALLOW SHOWERS
AND ISOLATED THUNDERSTORMS TO DEVELOP BY THIS AFTERNOON ACROSS
MUCH OF THE FORECAST AREA. SOME OF THE STRONGER THUNDERSTORMS MAY
PRODUCE SMALL HAIL...STRONG GUSTY WINDS AND HEAVY RAIN.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE ATMOSPHERE WILL REMAIN UNSETTLED AS THE UPPER LOW PRESSURE
SYSTEM LINGERS OVER THE AREA THROUGH FRIDAY WITH MORE POSSIBLE
AFTERNOON AND EVENING THUNDERSTORMS IN THESE SAME AREAS. ANOTHER
LOW PRESSURE SYSTEM WILL MOVE INTO THE REGION ON SUNDAY AND AGAIN
ON WEDNESDAY WHICH MAY PRODUCE ISOLATED AFTERNOON AND EVENING
THUNDERSTORMS AGAIN.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
341 AM PDT THU MAY 23 2013

CAZ002-003-241045-
MENDOCINO COAST-NORTH COAST INTERIOR-
341 AM PDT THU MAY 23 2013

...FROST ADVISORY IN EFFECT UNTIL 8 AM PDT THIS MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

A FROST ADVISORY IS CURRENTLY IN EFFECT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE EUREKA CA
341 AM PDT THU MAY 23 2013

CAZ004-076-241045-
UPPER TRINITY RIVER-MENDOCINO INTERIOR-
341 AM PDT THU MAY 23 2013

...FREEZE WARNING IN EFFECT UNTIL 8 AM PDT THIS MORNING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT.

A FREEZE WARNING IS CURRENTLY IN EFFECT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ELKO NV
223 PM PDT WED MAY 22 2013

NVZ030-031-034>041-232130-
HUMBOLDT COUNTY-NORTHERN ELKO COUNTY-
RUBY MOUNTAINS/EAST HUMBOLDT RANGE-WHITE PINE COUNTY-
NORTHERN LANDER COUNTY AND NORTHERN EUREKA COUNTY-
SOUTHERN LANDER COUNTY AND SOUTHERN EUREKA COUNTY-
SOUTHWESTERN ELKO COUNTY-SOUTH CENTRAL ELKO COUNTY-
NORTHWESTERN NYE COUNTY-NORTHEASTERN NYE COUNTY-
223 PM PDT WED MAY 22 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
NEVADA...NORTH CENTRAL NEVADA...NORTHEAST NEVADA...NORTHWEST
NEVADA AND SOUTH CENTRAL NEVADA.

.DAY ONE...TONIGHT AND THURSDAY MORNING.

DRIER AIR WILL CONTINUE TO INFILTRATE INTO THE FORECAST AREA
TONIGHT INTO THURSDAY MORNING. THE DRY AIR WILL COMBINE WITH
CLEARING SKIES TO ALLOW FOR GOOD RADIATIONAL COOLING. TOMORROW
MORNING`S LOW TEMPERATURES ARE EXPECTED TO BE IN THE MID 20S TO
LOW 30S ACROSS MUCH OF NORTHERN NEVADA. AS A RESULT...A HARD FREEZE
WARNING HAS BEEN ISSUED FOR MUCH OF THE AREA. IF YOU HAVE TENDER
VEGETATION OR PETS OUTSIDE...PLEASE MAKE SURE TO PROTECT THEM
FROM THE COLD TEMPERATURES TOMORROW MORNING.

.DAYS TWO THROUGH SEVEN...THURSDAY AFTERNOON THROUGH TUESDAY.

ANOTHER COLD MORNING IS POSSIBLE FRIDAY. LOW TEMPERATURES ARE
EXPECTED TO BE IN THE UPPER 20S TO LOW 30S. AS A RESULT A FREEZE
WARNING MAY BE REQUIRED. PLEASE PROTECT YOUR SENSITIVE PLANTS AND
PETS AS ANOTHER ROUND OF COLD MAY BE POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ASKED TO REPORT WEATHER PHENOMENA ACCORDING TO
STANDARD OPERATING PROCEDURE.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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