Alert archive / Oklahoma / Red Flag Warnings in 2016
Red Flag Warning 21, NWS Norman, OK
NWS Norman, OK issued this red flag warning at Apr 7, 2016, 2:52 AM CDT for 15 counties in Oklahoma. It took effect at Apr 7, 2016, 12:00 PM CDT. It was in force for 8 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
- Apr 7, 2016, 2:52 AM CDT (07:52 UTC)
- In effect from
- Apr 7, 2016, 12:00 PM CDT
- Expired
- Apr 7, 2016, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Norman, OK
Counties Alfalfa County, OK, Blaine County, OK, Canadian County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Woods County, OK, Woodward County, OK
The radar
The Vance AFB radar (KVNX), 63 km from the middle of the area, began a volume at 07:49 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 00:00Z, 7.9 hours before the alert went out and 118 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
- 3200 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 161 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
604 WWUS84 KOUN 070752 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 252 AM CDT THU APR 7 2016 ...CRITICAL FIRE WEATHER CONDITIONS DEVELOPING TODAY... .CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP LATE THIS MORNING AND CONTINUE INTO THE EVENING ACROSS PORTIONS OF CENTRAL AND NORTHERN OKLAHOMA DUE TO TO A COMBINATION OF DRY... WINDY AND WARM CONDITIONS. OKZ005>008-011>013-017>020-024>026-080100- /O.NEW.KOUN.FW.W.0021.160407T1700Z-160408T0100Z/ WOODS-ALFALFA-GRANT-KAY-MAJOR-GARFIELD-NOBLE-BLAINE-KINGFISHER- LOGAN-PAYNE-CANADIAN-OKLAHOMA-LINCOLN- 252 AM CDT THU APR 7 2016 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR WINDY CONDITIONS... WARM TEMPERATURES AND LOW RELATIVE HUMIDITY FOR PORTIONS OF CENTRAL AND NORTHERN OKLAHOMA... THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. * TIMING...NOON TO 8 PM CDT. * WIND...NORTH WINDS 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * HUMIDITY...15 TO 20 PERCENT. * TEMPERATURE...MID TO UPPER 70S. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. 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. && $$ KURTZ
3 follow-up statements
563 WWUS84 KOUN 071329 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 829 AM CDT THU APR 7 2016 ...CRITICAL FIRE WEATHER CONDITIONS DEVELOPING TODAY... .CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP LATE THIS MORNING AND CONTINUE INTO THE EVENING ACROSS PORTIONS OF CENTRAL AND NORTHERN OKLAHOMA DUE TO TO A COMBINATION OF DRY... WINDY AND WARM CONDITIONS. OKZ010-072130- /O.EXA.KOUN.FW.W.0021.160407T1700Z-160408T0100Z/ WOODWARD- 829 AM CDT THU APR 7 2016 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR WINDY CONDITIONS... WARM TEMPERATURES AND LOW RELATIVE HUMIDITY FOR WOODWARD COUNTY... THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING. * TIMING...NOON TO 8 PM CDT. * WIND...NORTH WINDS 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * HUMIDITY...15 TO 20 PERCENT. * TEMPERATURE...MID TO UPPER 70S. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ OKZ005>008-011>013-017>020-024>026-072130- /O.CON.KOUN.FW.W.0021.160407T1700Z-160408T0100Z/ WOODS-ALFALFA-GRANT-KAY-MAJOR-GARFIELD-NOBLE-BLAINE-KINGFISHER- LOGAN-PAYNE-CANADIAN-OKLAHOMA-LINCOLN- 829 AM CDT THU APR 7 2016 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM CDT THIS EVENING FOR WINDY CONDITIONS... WARM TEMPERATURES AND LOW RELATIVE HUMIDITY FOR CENTRAL AND NORTHERN OKLAHOMA... * TIMING...NOON TO 8 PM CDT. * WIND...NORTH WINDS 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * HUMIDITY...15 TO 20 PERCENT. * TEMPERATURE...MID TO UPPER 70S. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. 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. && $$
635 WWUS84 KOUN 071952 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 252 PM CDT THU APR 7 2016 ...CRITICAL FIRE WEATHER CONDITIONS THROUGH EARLY EVENING... .CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE INTO THE EARLY EVENING ACROSS PORTIONS OF CENTRAL AND NORTHERN OKLAHOMA DUE TO TO A COMBINATION OF DRY... WINDY AND WARM CONDITIONS. OKZ005>008-010>013-017>020-024>026-080100- /O.CON.KOUN.FW.W.0021.000000T0000Z-160408T0100Z/ WOODS-ALFALFA-GRANT-KAY-WOODWARD-MAJOR-GARFIELD-NOBLE-BLAINE- KINGFISHER-LOGAN-PAYNE-CANADIAN-OKLAHOMA-LINCOLN- 252 PM CDT THU APR 7 2016 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WINDY CONDITIONS... WARM TEMPERATURES AND LOW RELATIVE HUMIDITY FOR PARTS OF NORTHERN AND CENTRAL OKLAHOMA... * TIMING...THROUGH 8 PM CDT. * WIND...NORTH WINDS 15 TO 20 MPH WITH GUSTS 25 TO 30 MPH. * HUMIDITY...15 TO 20 PERCENT. * TEMPERATURE...MID TO UPPER 70S. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
512 WWUS84 KOUN 080112 RFWOUN URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 812 PM CDT THU APR 7 2016 ...RED FLAG WARNING EXPIRED... .DECREASING WINDS AND INCREASING RELATIVE HUMIDITIES WILL ALLOW A REDUCTION OF WILDFIRE RISK THIS EVENING TO BELOW RED FLAG LEVELS. OKZ005>008-010>013-017>020-024>026-080215- /O.EXP.KOUN.FW.W.0021.000000T0000Z-160408T0100Z/ WOODS-ALFALFA-GRANT-KAY-WOODWARD-MAJOR-GARFIELD-NOBLE-BLAINE- KINGFISHER-LOGAN-PAYNE-CANADIAN-OKLAHOMA-LINCOLN- 812 PM CDT THU APR 7 2016 ...RED FLAG WARNING HAS EXPIRED FOR WINDY CONDITIONS... WARM TEMPERATURES AND LOW RELATIVE HUMIDITY FOR PARTS OF NORTHERN AND CENTRAL OKLAHOMA... WINDS HAVE DECREASED BELOW 20 MPH...AND RELATIVE HUMIDITIES WILL CONTINUE TO INCREASE ABOVE 20 PERCENT THIS EVENING. AS A RESULT...THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$
Nearby
Red Flag Warnings in Oklahoma, 2016Every red flag warning in 2016
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.