Alert archive / Washington / Wind Advisories in 2021
Wind Advisory 5, NWS Spokane, WA
NWS Spokane, WA issued this wind advisory at Feb 22, 2021, 12:16 PM PST for 9 counties in Washington; Benewah County, Kootenai County, Latah County, Idaho. It took effect at Feb 22, 2021, 5:00 PM PST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 22, 2021, 12:16 PM PST (20:16 UTC)
- In effect from
- Feb 22, 2021, 5:00 PM PST
- Expired
- Feb 22, 2021, 11:00 PM PST
- In force
- 6 hr
- Issued by
- NWS Spokane, WA
Counties Benewah County, ID, Kootenai County, ID, Latah County, ID, Adams County, WA, Asotin County, WA, Douglas County, WA, Garfield County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA, Spokane County, WA, Whitman County, WA
The radar
The Spokane radar (KOTX), 55 km from the middle of the area, began a volume at 20:20 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
Spokane, WA (KOTX), launched 12:00Z, 8.3 hours before the alert went out and 128 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
- 892 m above ground
- 0-6 km bulk shear
- 86 kt
- 0-1 km storm-relative helicity
- 466 m²/s²
- 0-3 km storm-relative helicity
- 492 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
570 WWUS76 KOTX 222016 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 1216 PM PST Mon Feb 22 2021 IDZ002-003-WAZ032-033-035-036-230700- /O.CAN.KOTX.WI.Y.0004.000000T0000Z-210223T0300Z/ /O.NEW.KOTX.WI.Y.0005.210223T0100Z-210223T0700Z/ Coeur d'Alene Area-Idaho Palouse- Lower Garfield and Asotin Counties-Washington Palouse- Upper Columbia Basin-Spokane Area- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, Plummer, Potlatch, Genesee, Clarkston, Pomeroy, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport, and Rockford 1216 PM PST Mon Feb 22 2021 ...WIND ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM PST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...In Washington, Lower Garfield and Asotin Counties, Washington Palouse, Upper Columbia Basin and Spokane Area. In Idaho, Coeur d'Alene Area and Idaho Palouse. * WHEN...From 5 PM this afternoon to 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...South or southwest winds of 15 to 20 mph gusting up to 35 mph are expected this afternoon. Winds will increase this evening and become westerly with gusts up to 50 mph. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ034-044-230700- /O.CAN.KOTX.WI.Y.0004.000000T0000Z-210223T0300Z/ /O.NEW.KOTX.WI.Y.0005.210223T0100Z-210223T0700Z/ Moses Lake Area-Waterville Plateau- Including the cities of Moses Lake, Ephrata, Othello, Quincy, Waterville, and Mansfield 1216 PM PST Mon Feb 22 2021 ...WIND ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 11 PM PST THIS EVENING... * WHAT...West winds 20 to 25 mph with gusts up to 45 mph expected. * WHERE...George, near the Vantage Bridge and Waterville Plateau. * WHEN...From 5 PM this afternoon to 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...South or southwest winds of 15 to 20 mph gusting up to 30 mph are expected this afternoon. Winds will increase this evening and become westerly with gusts up to 45 mph.. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
2 follow-up statements
205 WWUS76 KOTX 230508 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 908 PM PST Mon Feb 22 2021 IDZ002-003-WAZ032-033-035-036-230700- /O.CON.KOTX.WI.Y.0005.000000T0000Z-210223T0700Z/ Coeur d'Alene Area-Idaho Palouse- Lower Garfield and Asotin Counties-Washington Palouse- Upper Columbia Basin-Spokane Area- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, Plummer, Potlatch, Genesee, Clarkston, Pomeroy, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, Uniontown, Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport, and Rockford 908 PM PST Mon Feb 22 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph. * WHERE...In Washington, Washington Palouse, Lower Garfield and Asotin Counties, Upper Columbia Basin and Spokane Area. In Idaho, Idaho Palouse and Coeur d'Alene Area. * WHEN...Until 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ WAZ034-044-230700- /O.CON.KOTX.WI.Y.0005.000000T0000Z-210223T0700Z/ Moses Lake Area-Waterville Plateau- Including the cities of Moses Lake, Ephrata, Othello, Quincy, Waterville, and Mansfield 908 PM PST Mon Feb 22 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 PM PST THIS EVENING... * WHAT...West winds 20 to 25 mph with gusts up to 45 mph. * WHERE...Waterville Plateau and Moses Lake Area. * WHEN...Until 11 PM PST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
631 WWUS76 KOTX 230704 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 1104 PM PST Mon Feb 22 2021 IDZ002-003-WAZ032>036-044-230815- /O.EXP.KOTX.WI.Y.0005.000000T0000Z-210223T0700Z/ Coeur d'Alene Area-Idaho Palouse- Lower Garfield and Asotin Counties-Washington Palouse- Moses Lake Area-Upper Columbia Basin-Spokane Area- Waterville Plateau- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, Plummer, Potlatch, Genesee, Clarkston, Pomeroy, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, Uniontown, Moses Lake, Ephrata, Othello, Quincy, Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport, Rockford, Waterville, and Mansfield 1104 PM PST Mon Feb 22 2021 ...WIND ADVISORY HAS EXPIRED... West winds will slowly weaken overnight across eastern Washington. Winds 15 to 20 mph will weaken through Tuesday morning and by mid day should subside to less than 15 mph by early afternoon. $$
The office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 4:02 PM PST | Winter Storm Warning | OTX | 58 hr |
Nearby
Wind Advisories in Washington, 2021Wind Advisories in Idaho, 2021Every wind advisory in 2021
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.