Alert archive / Washington / Red Flag Warnings in 2021
Red Flag Warning 6, NWS Pendleton, OR
NWS Pendleton, OR issued this red flag warning at Jul 9, 2021, 8:12 AM PDT. It took effect at Jul 10, 2021, 2:00 PM PDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 9, 2021, 8:12 AM PDT (15:12 UTC)
- In effect from
- Jul 10, 2021, 2:00 PM PDT
- Expired
- Jul 10, 2021, 11:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Pendleton, OR
The text
As transmitted.
501 WWUS86 KPDT 091512 RFWPDT URGENT - FIRE WEATHER MESSAGE National Weather Service Pendleton OR 812 AM PDT Fri Jul 9 2021 ...VERY DRY AND BREEZY TO WINDY IN THE EASTERN COLUMBIA GORGE, NORTH CENTRAL OREGON AND THE OREGON LOWER COLUMBIA BASIN SATURDAY AFTERNOON AND EVENING... .Developing tight west to east pressure gradients over and along the Cascade East Slopes, the eastern Columbia River Gorge and the Oregon Lower Columbia Basin will cause breezy to windy conditions Saturday afternoon and evening. This combined with very low relative humidity will create critical fire weather conditions. ORZ639-641-WAZ639-101500- /O.NEW.KPDT.FW.W.0006.210710T2100Z-210711T0600Z/ East Slopes of the Northern Oregon Cascades- Lower Columbia Basin of Oregon- East Slopes of the Southern Washington Cascades- 812 AM PDT Fri Jul 9 2021 ...RED FLAG WARNING IN EFFECT FROM 2 PM TO 11 PM PDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639, OR641, AND WA639... The National Weather Service in Pendleton has issued a Red Flag Warning for wind and low relative humidity, which is in effect from 2 PM to 11 PM PDT Saturday. * AFFECTED AREA...Fire Weather Zones Oregon 639 - East Slopes of the Northern Oregon Cascades, the eastern Columbia River Gorge, and north central Oregon, Washington 639 - East Slopes of the Southern Washington Cascades, the eastern Columbia River Gorge, and Oregon 641 - Lower Columbia Basin of Oregon. * WINDS...West 10 to 20 mph with gusts up to 25 to 30 mph, especially after 5 PM PDT Saturday. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...The gusty winds combined with low relative humidity will lead to critical fire danger for new and any holdover fires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
3 follow-up statements
880 WWUS86 KPDT 101049 RFWPDT URGENT - FIRE WEATHER MESSAGE National Weather Service Pendleton OR 349 AM PDT Sat Jul 10 2021 ...VERY DRY AND BREEZY TO WINDY IN THE EASTERN COLUMBIA GORGE, NORTH CENTRAL OREGON AND THE OREGON LOWER COLUMBIA BASIN THIS AFTERNOON AND EVENING... .Developing tight west to east pressure gradients over and along the Cascade East Slopes, the eastern Columbia River Gorge and the Oregon Lower Columbia Basin will cause breezy to windy conditions this afternoon and evening. This combined with very low relative humidity will create critical fire weather conditions. ORZ639-641-WAZ639-110000- /O.CON.KPDT.FW.W.0006.210710T2100Z-210711T0600Z/ East Slopes of the Northern Oregon Cascades- Lower Columbia Basin of Oregon- East Slopes of the Southern Washington Cascades- 349 AM PDT Sat Jul 10 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 11 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639, OR641, AND WA639... * AFFECTED AREA...Fire Weather Zones 639 East Slopes of the Northern Oregon Cascades, 639 East Slopes of the Southern Washington Cascades and 641 Lower Columbia Basin of Oregon. * WINDS...West 10 to 20 mph with gusts 25 to 30 mph, especially after 5 PM PDT this afternoon. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...The gusty winds combined with low relative humidity will lead to critical fire danger for new and any holdover fires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
118 WWUS86 KPDT 110021 RFWPDT URGENT - FIRE WEATHER MESSAGE National Weather Service Pendleton OR 521 PM PDT Sat Jul 10 2021 ...VERY DRY AND BREEZY TO WINDY IN THE EASTERN COLUMBIA GORGE, NORTH CENTRAL OREGON AND THE OREGON LOWER COLUMBIA BASIN THIS LATE AFTERNOON AND EVENING... .Tight west to east pressure gradients over and along the Cascade East Slopes, the eastern Columbia River Gorge and the Oregon Lower Columbia Basin will cause breezy to windy conditions this afternoon and evening. This combined with very low relative humidity will create critical fire weather conditions. ORZ639-641-WAZ639-110600- /O.CON.KPDT.FW.W.0006.000000T0000Z-210711T0600Z/ East Slopes of the Northern Oregon Cascades- Lower Columbia Basin of Oregon- East Slopes of the Southern Washington Cascades- 521 PM PDT Sat Jul 10 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639, OR641, AND WA639... * AFFECTED AREA...Fire Weather Zones 639 East Slopes of the Northern Oregon Cascades, 639 East Slopes of the Southern Washington Cascades and 641 Lower Columbia Basin of Oregon. * WINDS...West 10 to 20 mph with gusts 25 to 30 mph, especially after 5 PM PDT this afternoon. * RELATIVE HUMIDITY...As low as 9 percent. * IMPACTS...The gusty winds combined with low relative humidity will lead to critical fire danger for new and any holdover fires. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$
163 WWUS86 KPDT 110546 RFWPDT URGENT - FIRE WEATHER MESSAGE National Weather Service Pendleton OR 1046 PM PDT Sat Jul 10 2021 ORZ639-641-WAZ639-110700- /O.EXP.KPDT.FW.W.0006.000000T0000Z-210711T0600Z/ East Slopes of the Northern Oregon Cascades- Lower Columbia Basin of Oregon- East Slopes of the Southern Washington Cascades- 1046 PM PDT Sat Jul 10 2021 ...RED FLAG WARNING WILL EXPIRE AT 11 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES OR639, OR641, AND WA639... The relative humidity had recovered and the winds were slowly decreasing across the area. Thus the threat for red flag conditions had diminished and the red flag warning will be allowed to expire. $$
The office that day
Everything else NWS Pendleton, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 3:30 AM PDT | Heat Advisory | PDT | Benton, Columbia, Franklin, Klickitat, Walla Walla, Yakima | 41 hr |
Nearby
Red Flag Warnings in Washington, 2021Red Flag Warnings in Oregon, 2021Every red flag warning 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.