Alert archive / Oklahoma / Red Flag Warnings in 2012
Red Flag Warning 11, NWS Tulsa, OK
NWS Tulsa, OK issued this red flag warning at Aug 23, 2012, 3:42 AM CDT for 10 counties in Oklahoma; Benton County, Washington County, Arkansas. It took effect at Aug 23, 2012, 12:00 PM CDT. 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
- Aug 23, 2012, 3:42 AM CDT (08:42 UTC)
- In effect from
- Aug 23, 2012, 12:00 PM CDT
- Expired
- Aug 23, 2012, 9:00 PM CDT
- In force
- 9 hr
- Issued by
- NWS Tulsa, OK
Counties Benton County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Craig County, OK, Delaware County, OK, Mayes County, OK, Nowata County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Washington County, OK
The radar
The Tulsa radar (KINX), 43 km from the middle of the area, began a volume at 08:46 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
Springfield, MO (KSGF), launched 00:00Z, 8.7 hours before the alert went out and 135 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
- 3155 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
005 WWUS84 KTSA 230842 RFWTSA FIRE WEATHER PRODUCT NATIONAL WEATHER SERVICE TULSA OK 342 AM CDT THU AUG 23 2012 ...CRITICAL FIRE DANGER FOR COUNTIES ALONG KANSAS BORDER IN NORTHEAST OKLAHOMA... .GUSTY WINDS AND OVERALL DRY CONDITIONS WILL ENHANCE THE FIRE THREAT THIS AFTERNOON. OKZ054>059-231645- /O.NEW.KTSA.FW.W.0011.120823T1700Z-120824T0200Z/ OSAGE-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE- 342 AM CDT THU AUG 23 2012 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS EVENING... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...WASHINGTON...OSAGE...CRAIG...NOWATA...PAWNEE AND OTTAWA. HAZARDOUS WEATHER... * RELATIVE HUMIDITIES VALUES OF 20 TO 25 PERCENT. * SOUTH WIND 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * FIRE SPREAD INDEX VALUES OF 50 TO 60. IMPACTS... * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER LIVES AND PROPERTY. DEFINITION... * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED WITHIN 24 HOURS...FAVORING RAPID GROWTH AND SPREAD OF ANY WILDFIRES. THE PRIMARY WEATHER FACTORS INCLUDE STRONGER WINDS...LOWER HUMIDITIES...AND WARMER TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT COULD START FIRES. * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: WEATHER.GOV/TULSA. && $$
1 follow-up statement
928 WWUS84 KTSA 232022 RFWTSA FIRE WEATHER PRODUCT NATIONAL WEATHER SERVICE TULSA OK 322 PM CDT THU AUG 23 2012 .GUSTY WINDS AND OVERALL DRY CONDITIONS WILL ENHANCE THE FIRE THREAT THIS AFTERNOON. ARZ001-010-OKZ061>063-068-069-240200- /O.EXA.KTSA.FW.W.0011.000000T0000Z-120824T0200Z/ BENTON-WASHINGTON AR-ROGERS-MAYES-DELAWARE-CHEROKEE-ADAIR- 322 PM CDT THU AUG 23 2012 ...RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...CHEROKEE...DELAWARE...ROGERS...MAYES AND ADAIR. IN ARKANSAS...BENTON AND WASHINGTON. HAZARDOUS WEATHER... * RELATIVE HUMIDITIES VALUES OF 20 TO 25 PERCENT. * SOUTH WIND 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * FIRE SPREAD INDEX VALUES OF 50 TO 60. IMPACTS... * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER LIVES AND PROPERTY. DEFINITION... * A RED FLAG WARNING MEANS THAT A DANGEROUS COMBINATION OF WEATHER CONDITIONS AND DRY VEGETATION IS EXPECTED WITHIN 24 HOURS...FAVORING RAPID GROWTH AND SPREAD OF ANY WILDFIRES. THE PRIMARY WEATHER FACTORS INCLUDE STRONGER WINDS...LOWER HUMIDITIES...AND WARMER TEMPERATURES. PRECAUTIONARY/PREPAREDNESS ACTIONS... * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT COULD START FIRES. * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: WEATHER.GOV/TULSA. && $$ OKZ054>059-240200- /O.CON.KTSA.FW.W.0011.000000T0000Z-120824T0200Z/ OSAGE-WASHINGTON OK-NOWATA-CRAIG-OTTAWA-PAWNEE- 322 PM CDT THU AUG 23 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... A RED FLAG WARNING IS IN EFFECT... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...OTTAWA...OSAGE...CRAIG...NOWATA...PAWNEE AND WASHINGTON. HAZARDOUS WEATHER... * RELATIVE HUMIDITIES VALUES OF 20 TO 25 PERCENT. * SOUTH WIND 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * FIRE SPREAD INDEX VALUES OF 50 TO 60. IMPACTS... * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER LIVES AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT COULD START FIRES. * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: WEATHER.GOV/TULSA. && $$
Nearby
Red Flag Warnings in Oklahoma, 2012Red Flag Warnings in Arkansas, 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.