Alert archive / Oklahoma / Red Flag Warnings in 2011
Red Flag Warning 8, NWS Tulsa, OK
NWS Tulsa, OK issued this red flag warning at Oct 16, 2011, 3:21 AM CDT for 9 counties in Oklahoma. It took effect at Oct 16, 2011, 10:00 AM 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
- Oct 16, 2011, 3:21 AM CDT (08:21 UTC)
- In effect from
- Oct 16, 2011, 10:00 AM CDT
- Expired
- Oct 16, 2011, 7:00 PM CDT
- In force
- 9 hr
- Issued by
- NWS Tulsa, OK
Counties Adair County, OK, Cherokee County, OK, Haskell County, OK, Latimer County, OK, McIntosh County, OK, Muskogee County, OK, Pittsburg County, OK, Pushmataha County, OK, Wagoner County, OK
The radar
The Western Arkansas radar (KSRX), 86 km from the middle of the area, began a volume at 08:18 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 00:00Z, 8.4 hours before the alert went out and 191 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
- 2658 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
138 WWUS84 KTSA 160821 RFWTSA FIRE WEATHER PRODUCT NATIONAL WEATHER SERVICE TULSA OK 321 AM CDT SUN OCT 16 2011 OKZ049-067>076-170000- /O.NEW.KTSA.FW.W.0008.111016T1500Z-111017T0000Z/ PUSHMATAHA-WAGONER-CHEROKEE-ADAIR-MUSKOGEE-MCINTOSH-SEQUOYAH- PITTSBURG-HASKELL-LATIMER-LE FLORE- 321 AM CDT SUN OCT 16 2011 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT THIS EVENING... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...PUSHMATAHA...MUSKOGEE...CHEROKEE...ADAIR... PITTSBURG...SEQUOYAH...MCINTOSH...WAGONER...LE FLORE... LATIMER AND HASKELL. HAZARDOUS WEATHER... * HIGH TEMPERATURES IN THE UPPER 80S TO LOWER 90S ALONG WITH RELATIVE HUMIDITIES IN THE 15 TO 20 PERCENT PERCENT RANGE ARE EXPECTED TODAY. ALSO...STRONG WIND GUSTS OF 25 TO 30 MPH ARE LIKELY ESPECIALLY IN THE HIGHER TERRAIN OF SOUTHEAST OKLAHOMA. FIRE WEATHER CONDITIONS WILL GRADUALLY IMPROVE AFTER SUNSET. IMPACTS... * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND POSSIBLY THREATEN 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. && $$
1 follow-up statement
510 WWUS84 KTSA 162013 RFWTSA FIRE WEATHER PRODUCT NATIONAL WEATHER SERVICE TULSA OK 313 PM CDT SUN OCT 16 2011 OKZ049-067>076-170000- /O.CON.KTSA.FW.W.0008.000000T0000Z-111017T0000Z/ PUSHMATAHA-WAGONER-CHEROKEE-ADAIR-MUSKOGEE-MCINTOSH-SEQUOYAH- PITTSBURG-HASKELL-LATIMER-LE FLORE- 313 PM CDT SUN OCT 16 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A RED FLAG WARNING IS IN EFFECT... FOR THE FOLLOWING COUNTIES... * IN OKLAHOMA...PUSHMATAHA...MUSKOGEE...CHEROKEE...ADAIR... PITTSBURG...SEQUOYAH...MCINTOSH...WAGONER...LE FLORE... LATIMER AND HASKELL. HAZARDOUS WEATHER... * RELATIVE HUMIDITIES WILL REMAIN IN THE 25 TO 30 PERCENT RANGE THROUGH EARLY EARLY EVENING WITH GUSTY SOUTHWEST WINDS AT 20 TO TO 25 MPH. THE FIRE DANGER THREAT WILL BEGIN TO SUBSIDE BY MID EVENING AS WIND SPEEDS DECREASE WITH INCREASING HUMIDITY VALUES. IMPACTS... * ANY FIRES WILL QUICKLY SPREAD OUT OF CONTROL AND ENDANGER LIVES AND PROPERTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... * DISPOSE OF CIGARETTES PROPERLY AND AVOID ACTIVITIES THAT COULD START FIRES. * STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER EVENT. ADDITIONAL WEATHER INFORMATION CAN ALSO BE FOUND AT: WEATHER.GOV/TULSA. && $$
Nearby
Red Flag Warnings in Oklahoma, 2011Every red flag warning in 2011
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.