Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
ISSUED BY NATIONAL WEATHER SERVICE GREAT FALLS MT
929 PM MDT THU MAY 23 2013
MTZ002-043-241200-
/O.CON.KMSO.WW.Y.0035.000000T0000Z-130524T1500Z/
WEST GLACIER REGION-POTOMAC/SEELEY LAKE REGION-
929 PM MDT THU MAY 23 2013
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MDT
FRIDAY...
A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MDT
FRIDAY.
* IMPACTS/TIMING: SNOW...MODERATE AT TIMES...WILL CONTINUE THROUGH
TONIGHT. SLUSHY ROADWAYS WILL MAKE TRAVEL
DIFFICULT...PARTICULARLY ON HIGHWAY 83 BETWEEN CONDON AND SWAN
LAKE AS WELL AS ALONG HIGHWAY BETWEEN ESSEX AND MARIAS PASS.
ALREADY WEAKENED TREES MAY SEE FURTHER BREAKAGE FROM THE
ADDITIONAL SNOW THAT COULD CAUSE ADDITIONAL POWER OUTAGES.
* SNOW ACCUMULATIONS: NEW SNOW ACCUMULATIONS OF 2 TO 4 INCHES IS
EXPECTED FROM TONIGHT THROUGH MID MORNING FRIDAY.
* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY
83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...HIGHWAY 200
BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90
EAST MISSOULA TO BEARMOUTH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.
&&
$$
Flood Watch
FLOOD WATCH
NATIONAL WEATHER SERVICE SPOKANE, WA
303 PM PDT THU MAY 23 2013
...THE FLOOD WATCH CONTINUES FOR THE FOLLOWING RIVERS AND LAKES IN
WASHINGTON...
OKANOGAN RIVER NEAR TONASKET AFFECTING OKANOGAN COUNTY
...THE OKANOGAN RIVER CONTINUES TO RUN HIGH AND WILL SEE A MODERATE
RISE OVER THE NEXT TWO DAYS THAT MAY PUSH IT ABOVE FLOOD STAGE FOR A
BRIEF TIME...
MONITOR CURRENT WATER LEVELS ON THE WEB AT:
HTTP://WATER.WEATHER.GOV/AHPS2/INDEX.PHP?WFO=OTX (ALL LOWERCASE)
HERE ARE SOME FORECASTS FOR AREA RIVERS AND LAKES:
PRECAUTIONARY/PREPAREDNESS ACTIONS...
RESIDENTS AND THOSE WITH INTERESTS NEAR THE RIVER SHOULD MONITOR
RISING WATER LEVELS AND BE PREPARED FOR POSSIBLE FLOOD WARNINGS.
ADDITIONAL INFORMATION IS AVAILABLE AT:
HTTP://WATER.WEATHER.GOV/AHPS2/INDEX.PHP?WFO=OTX
&&
WAC047-242203-
/O.CON.KOTX.FL.A.0004.130525T1930Z-130529T1957Z/
/TONW1.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
303 PM PDT THU MAY 23 2013
THE FLOOD WATCH CONTINUES FOR
THE OKANOGAN RIVER NEAR TONASKET
* FROM SATURDAY AFTERNOON TO WEDNESDAY AFTERNOON.
* AT 2:15 PM THURSDAY THE STAGE WAS 0.9 FEET.
* MINOR FLOODING IS POSSIBLE.
* FLOOD STAGE IS 15.00 FEET.
* FORECAST...FLOOD STAGE MAY BE REACHED BY SATURDAY EARLY AFTERNOON.
&&
LAT...LON 4895 11945 4893 11932 4825 11951 4832 11968 4895 11945
* AT 15.0 FEET...MINOR FLOODING OF LOW-LYING AREAS IS LIKELY BETWEEN
OROVILLE AND TONASKET.
$$
Hazardous Weather Outlook
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
900 PM PDT THU MAY 23 2013
UPDATED TO REMOVE THUNDERSTORMS FOR THIS EVENING
ORZ041-042-050-502-503-505>509-WAZ024-026-027-029-030-520-521-
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-
FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
EAST SLOPES OF THE OREGON CASCADES-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE WASHINGTON CASCADES-SIMCOE HIGHLANDS-
900 PM 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...REST OF TONIGHT
NO WIDESPREAD HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
A LARGE UPPER LOW PRESSURE SYSTEM WILL ALLOW SHOWERS TO DEVELOP
OVERNIGHT. THUNDERSTORMS HAVE ENDED AND ARE NO LONGER A THREAT.
.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. ANOTHER LOW PRESSURE SYSTEM
WILL MOVE INTO THE REGION ON SUNDAY AND AGAIN ON WEDNESDAY WHICH
MAY PRODUCE ISOLATED AFTERNOON AND EVENING THUNDERSTORMS AGAIN.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
451 AM PDT THU MAY 23 2013
ORZ049-508-241200-
GRANDE RONDE VALLEY-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
451 AM PDT THU MAY 23 2013
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL OREGON
AND NORTHEAST OREGON.
.DAY ONE...TODAY AND TONIGHT
AN UNSEASONABLY COLD AIR MASS WILL ALLOW TEMPERATURES TO FALL TO
NEAR OR BELOW FREEZING EARLY THIS MORNING ACROSS THE GRANDE RONDE
VALLEY AND IN PORTIONS OF THE FOOTHILLS OF THE SOUTHERN BLUE
MOUNTAINS IN OREGON. A FREEZE WARNING IS IN EFFECT UNTIL 9 AM
THIS MORNING IN THESE AREAS. PLEASE REFER TO NWS HAZARD PRODUCT
ID PDXNPWPDT FOR DETAILS. TEMPERATURES WILL RISE ABOVE FREEZING
BY 9 AM PDT.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY
A GRADUAL WARMING TREND WILL ALLOW TEMPERATURES TO INCREASE TO
NORMAL READINGS AGAIN BY SATURDAY AND CONTINUE THROUGH AT LEAST
WEDNESDAY.
$$
