Alert archive / Oregon / Wind Advisories in 2011
Wind Advisory 2, NWS Pendleton, OR
NWS Pendleton, OR issued this wind advisory at Jan 5, 2011, 2:31 PM PST for Union County, Oregon. It took effect at Jan 6, 2011, 12:00 AM PST. It was in force for 46 hr.
The area
The counties it named.
The facts
- Issued
- Jan 5, 2011, 2:31 PM PST (22:31 UTC)
- In effect from
- Jan 6, 2011, 12:00 AM PST
- Expired
- Jan 7, 2011, 10:00 PM PST
- In force
- 46 hr
- Issued by
- NWS Pendleton, OR
County Union County, OR
The radar
The Pendleton radar (KPDT), 78 km from the middle of the area, began a volume at 22:32 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Boise Airport, ID (KBOI), launched 12:00Z, 10.5 hours before the alert went out and 241 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 970 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
766 WWUS76 KPDT 052231 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 231 PM PST WED JAN 5 2011 ORZ049-061245- /O.NEW.KPDT.WI.Y.0002.110106T0800Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 231 PM PST WED JAN 5 2011 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 PM PST FRIDAY. * A TIGHT PRESSURE GRADIENT WILL DEVELOP EAST OF THE BLUE MOUNTAINS...RESULTING IN VERY WINDY CONDITIONS IN THE GRANDE RONDE VALLEY TONIGHT THROUGH FRIDAY EVENING. * TIMING AND WINDS: SOUTH WINDS WILL INCREASE TO 25 TO 35 MPH WITH GUSTS TO 45 MPH LATE TONIGHT. THE VERY WINDY CONDITIONS WILL CONTINUE THROUGH FRIDAY EVENING. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. THERE WILL ALSO BE LOCAL BLOWING AND DRIFTING OF SNOW REDUCING VISIBILITIES ALONG ROADWAYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$ WAZ026-027-061245- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 231 PM PST WED JAN 5 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$ ORZ042-044-507>509-WAZ028-029-061245- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 231 PM PST WED JAN 5 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: ALTHOUGH CONDITIONS HAVE SLIGHTLY IMPROVED WITH THE APPROACH OF AN UPPER LEVEL DISTURBANCE...STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$
7 follow-up statements
133 WWUS76 KPDT 061242 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 442 AM PST THU JAN 6 2011 ORZ049-070000- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 442 AM PST THU JAN 6 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS IN THE GRANDE RONDE VALLEY TODAY THROUGH FRIDAY EVENING. * TIMING AND WINDS: SOUTH WINDS WILL INCREASE TO 25 TO 35 MPH WITH GUSTS TO 45 MPH LATER THIS MORNING. THE VERY WINDY CONDITIONS WILL CONTINUE AT TIMES THROUGH FRIDAY EVENING. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. THERE WILL ALSO BE LOCAL BLOWING AND DRIFTING OF SNOW REDUCING VISIBILITIES ALONG ROADWAYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$ WAZ026-027-070000- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 442 AM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$ ORZ042-044-507>509-WAZ028-029-070000- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 442 AM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$
441 WWUS76 KPDT 062102 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 102 PM PST THU JAN 6 2011 ORZ049-070615- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 102 PM PST THU JAN 6 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS IN THE SOUTHERN GRANDE RONDE VALLEY THROUGH FRIDAY EVENING. * LOCATION AND WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO 55 MPH ARE EXPECTED...MAINLY SOUTH OF LA GRANDE IN LADD AND PYLES CANYONS AND NEAR THE TOWN OF UNION. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$ WAZ026-027-070615- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 102 PM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$ ORZ042-044-507>509-WAZ028-029-070615- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 102 PM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$
582 WWUS76 KPDT 070541 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 941 PM PST THU JAN 6 2011 ORZ049-071415- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 941 PM PST THU JAN 6 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST FRIDAY. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS IN THE SOUTHERN GRANDE RONDE VALLEY THROUGH FRIDAY EVENING. * LOCATION AND WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO 55 MPH ARE EXPECTED...MAINLY SOUTH OF LA GRANDE IN LADD AND PYLES CANYONS AND NEAR THE TOWN OF UNION. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$ WAZ026-027-071415- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 941 PM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$ ORZ042-044-507>509-WAZ028-029-071415- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 941 PM PST THU JAN 6 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST FRIDAY. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH FRIDAY MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST FRIDAY MORNING. A COLD FRONT IS EXPECTED FRIDAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL INCREASE AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$
051 WWUS76 KPDT 071233 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 433 AM PST FRI JAN 7 2011 ORZ049-071815- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 433 AM PST FRI JAN 7 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS MAINLY IN THE SOUTHERN GRANDE RONDE VALLEY THROUGH THIS EVENING. * LOCATION AND WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO 55 MPH ARE EXPECTED...MAINLY SOUTH OF LA GRANDE IN LADD AND PYLES CANYONS AND NEAR THE TOWN OF UNION. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$ WAZ026-027-071800- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 433 AM PST FRI JAN 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH THIS MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST THIS MORNING. A COLD FRONT IS EXPECTED TO PASS THROUGH THE AREA TODAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS AND ALLOW POLLUTANTS AND PARTICULATES TO MIX OUT. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL BE AT INCREASED LEVELS AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE THE NECESSARY PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$ ORZ042-044-507>509-WAZ028-029-071800- /O.CON.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 433 AM PST FRI JAN 7 2011 ...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING. * STRONG HIGH PRESSURE WILL RESULT IN LIGHT WINDS AND MINIMAL MIXING OF AIR THROUGH THIS MORNING. * TIMING: STAGNANT AIR CONDITIONS WILL CONTINUE THROUGH AT LEAST THIS MORNING. A COLD FRONT IS EXPECTED TO PASS THROUGH THE AREA TODAY THAT WILL ALLOW WINDS TO STIR UP THE STAGNANT AIR MASS AND ALLOW POLLUTANTS AND PARTICULATES TO MIX OUT. * IMPACTS: STAGNANT AIR CONDITIONS MEANS POLLUTION WILL BE AT INCREASED LEVELS AND WILL REMAIN TRAPPED NEAR GROUND LEVEL. PERSONS SENSITIVE TO POOR AIR CONDITIONS SHOULD TAKE THE NECESSARY PRECAUTIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION... CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON. && $$
399 WWUS76 KPDT 071736 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 936 AM PST FRI JAN 7 2011 WAZ026-027-071845- /O.EXP.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ KITTITAS VALLEY-YAKIMA VALLEY- INCLUDING THE CITIES OF...ELLENSBURG...THORP...NACHES... SUNNYSIDE...TOPPENISH...YAKIMA 936 AM PST FRI JAN 7 2011 ...AIR STAGNATION ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... THE AIR STAGNATION ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING. A COLD FRONT SWEEPING EAST OF THE CASCADES THIS AFTERNOON AND EVENING WILL PROVIDE MIXING OF THE LOW LEVEL AIR MASS. THE AIR STAGNATION IS NO LONGER IN EFFECT. $$ ORZ042-044-507>509-WAZ028-029-071845- /O.EXP.KPDT.AS.Y.0001.000000T0000Z-110107T1800Z/ NORTH CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- LOWER COLUMBIA BASIN OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...DUFUR...MADRAS...MAUPIN...MORO... PRINEVILLE...REDMOND...BOARDMAN...HERMISTON...IONE...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...CONNELL...PROSSER...TRI-CITIES...DAYTON...WAITSBURG... WALLA WALLA 936 AM PST FRI JAN 7 2011 ...AIR STAGNATION ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING... THE AIR STAGNATION ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING. A COLD FRONT SWEEPING EAST OF THE CASCADES THIS AFTERNOON AND EVENING WILL PROVIDE MIXING OF THE LOW LEVEL AIR MASS. THE AIR STAGNATION IS NO LONGER IN EFFECT. $$ ORZ049-080145- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 936 AM PST FRI JAN 7 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS MAINLY IN THE SOUTHERN GRANDE RONDE VALLEY THROUGH THIS EVENING. * LOCATION AND WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO 55 MPH ARE EXPECTED...MAINLY SOUTH OF LA GRANDE IN LADD AND PYLES CANYONS AND NEAR THE TOWN OF UNION. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$
042 WWUS76 KPDT 072058 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 1258 PM PST FRI JAN 7 2011 ORZ049-080600- /O.CON.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 1258 PM PST FRI JAN 7 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING. * A TIGHT PRESSURE GRADIENT CONTINUES TO BE PRESENT EAST OF THE BLUE MOUNTAINS AND THIS WILL CREATE VERY WINDY CONDITIONS MAINLY IN THE SOUTHERN GRANDE RONDE VALLEY THROUGH THIS EVENING. * LOCATION AND WINDS: SOUTH WINDS OF 30 TO 40 MPH WITH GUSTS TO 55 MPH ARE EXPECTED...MAINLY FROM LA GRANDE SOUTHWARD...INCLUDING LADD AND PYLES CANYONS AND NEAR THE TOWN OF UNION. * IMPACTS: TRAVELERS ALONG INTERSTATE 84 THROUGH LADD CANYON AND HIGHWAY 237 THROUGH PYLES CANYON AND THE TOWN OF UNION SHOULD BE PREPARED FOR SUDDEN STRONG WINDS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST BETWEEN 30 AND 39 MPH OR GUSTS RANGING FROM 45 TO 57 MPH. WINDS OF THESE MAGNITUDES CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. MINOR PROPERTY DAMAGE MAY ALSO OCCUR. FOR ADDITIONAL WEATHER INFORMATION...CHECK OUR WEB SITE AT WWW.WEATHER.GOV/PENDLETON. && $$
123 WWUS76 KPDT 080533 NPWPDT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE PENDLETON OR 933 PM PST FRI JAN 7 2011 ORZ049-080645- /O.EXP.KPDT.WI.Y.0002.000000T0000Z-110108T0600Z/ GRANDE RONDE VALLEY- INCLUDING THE CITIES OF...COVE...ELGIN...LA GRANDE 933 PM PST FRI JAN 7 2011 ...WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING... THE WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING. WINDS HAVE DECREASED ACROSS THE GRANDE RONDE VALLEY. $$
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.