Alert archive / Oklahoma / Red Flag Warnings in 2012
Red Flag Warning 3, NWS Norman, OK
NWS Norman, OK issued this red flag warning at Feb 21, 2012, 1:43 PM CST for 18 counties in Oklahoma; 8 counties in Texas. It was in force for 4 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
- Feb 21, 2012, 1:43 PM CST (19:43 UTC)
- Expired
- Feb 21, 2012, 6:07 PM CST
- In force
- 4 hr
- Issued by
- NWS Norman, OK
All 26 counties
Beckham County, OK, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Garvin County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Jefferson County, OK, Kiowa County, OK, McClain County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Baylor County, TX, Clay County, TX, Foard County, TX, Hardeman County, TX, Knox County, TX, Wichita County, TX, Wilbarger County, TX
The radar
The Altus AFB radar (KFDR), 34 km from the middle of the area, began a volume at 19:49 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
Norman, OK (KOUN), launched 12:00Z, 7.7 hours before the alert went out and 140 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
- 2722 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
985 WWUS84 KOUN 211943 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 143 PM CST TUE FEB 21 2012 OKZ021-022-033>038-044-TXZ083>089-220100- /O.NEW.KOUN.FW.W.0003.120221T1943Z-120222T0100Z/ BECKHAM-WASHITA-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE- COTTON-HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER- 143 PM CST TUE FEB 21 2012 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM CST THIS EVENING FOR WINDY... DRY AND WARM CONDITIONS FOR SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS... THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM CST THIS EVENING. * WIND...SOUTHWEST WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS. * HUMIDITY...10 TO 20 PERCENT * TEMPERATURE...65 TO 73 DEGREES * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... FIRES MAY START EASILY AND SPREAD RAPIDLY. REPORT SMOKE OR FIRE TO YOUR LOCAL FIRE DEPARTMENT. && $$
2 follow-up statements
495 WWUS84 KOUN 212046 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 246 PM CST TUE FEB 21 2012 OKZ016-023-024-027>029-039-040-045-TXZ090-220100- /O.EXA.KOUN.FW.W.0003.000000T0000Z-120222T0100Z/ CUSTER-CADDO-CANADIAN-GRADY-MCCLAIN-CLEVELAND-STEPHENS-GARVIN- JEFFERSON-CLAY- 246 PM CST TUE FEB 21 2012 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM CST THIS EVENING FOR WINDY... DRY AND WARM CONDITIONS FOR PORTIONS OF CENTRAL... SOUTHERN AND WESTERN OKLAHOMA AND WESTERN NORTH TEXAS... THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM CST THIS EVENING. * WIND...SOUTHWEST WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS. * HUMIDITY...10 TO 20 PERCENT * TEMPERATURE...65 TO 73 DEGREES * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... FIRES MAY START EASILY AND SPREAD RAPIDLY. REPORT SMOKE OR FIRE TO YOUR LOCAL FIRE DEPARTMENT. && $$ OKZ021-022-033>038-044-TXZ083>089-220100- /O.CON.KOUN.FW.W.0003.000000T0000Z-120222T0100Z/ BECKHAM-WASHITA-HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE- COTTON-HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR-ARCHER- 246 PM CST TUE FEB 21 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CST THIS EVENING FOR WINDY... DRY AND WARM CONDITIONS FOR PORTIONS OF SOUTHWEST OKLAHOMA AND WESTERN NORTH TEXAS... * WIND...SOUTHWEST WINDS OF 20 TO 30 MPH WITH HIGHER GUSTS. * HUMIDITY...10 TO 20 PERCENT * TEMPERATURE...65 TO 73 DEGREES * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... FIRES MAY START EASILY AND SPREAD RAPIDLY. REPORT SMOKE OR FIRE TO YOUR LOCAL FIRE DEPARTMENT. && $$
110 WWUS84 KOUN 220007 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 607 PM CST TUE FEB 21 2012 OKZ016-021>024-027>029-033>040-044-045-TXZ083>090-220115- /O.CAN.KOUN.FW.W.0003.000000T0000Z-120222T0100Z/ CUSTER-BECKHAM-WASHITA-CADDO-CANADIAN-GRADY-MCCLAIN-CLEVELAND- HARMON-GREER-KIOWA-JACKSON-TILLMAN-COMANCHE-STEPHENS-GARVIN- COTTON-JEFFERSON-HARDEMAN-FOARD-WILBARGER-WICHITA-KNOX-BAYLOR- ARCHER-CLAY- 607 PM CST TUE FEB 21 2012 ...RED FLAG WARNING IS CANCELLED... WINDS WILL CONTINUE TO DIMINISH THIS EVENING AND RELATIVE HUMIDITY WILL INCREASE QUICKLY. A BREEZY SOUTHWEST AND WEST WIND...VERY WARM TEMPERATURES AND LOW HUMIDITY ARE EXPECTED AGAIN WEDNESDAY. THIS WILL ENHANCE FIRE WEATHER CONDITIONS. $$
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 6:25 PM CST | Special Weather Statement | OUN | Atoka, Bryan | 35 min |
| Feb 20, 7:01 PM CST | Special Weather Statement | OUN | Bryan | 29 min |
Nearby
Red Flag Warnings in Oklahoma, 2012Red Flag Warnings in Texas, 2012Every red flag warning in 2012
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.