Alert archive / Texas / Red Flag Warnings in 2009
Red Flag Warning 21, NWS Amarillo, TX
NWS Amarillo, TX issued this red flag warning at Apr 7, 2009, 3:43 AM CDT for 14 counties in Texas. It took effect at Apr 7, 2009, 11:00 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
- Apr 7, 2009, 3:43 AM CDT (08:43 UTC)
- In effect from
- Apr 7, 2009, 11:00 AM CDT
- Expired
- Apr 7, 2009, 7:44 PM CDT
- In force
- 9 hr
- Issued by
- NWS Amarillo, TX
Counties Armstrong County, TX, Carson County, TX, Collingsworth County, TX, Deaf Smith County, TX, Donley County, TX, Gray County, TX, Hemphill County, TX, Hutchinson County, TX, Moore County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Wheeler County, TX
The radar
The Amarillo radar (KAMA), 40 km from the middle of the area, began a volume at 08:44 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
Amarillo Airport, TX (KAMA), launched 00:00Z, 8.7 hours before the alert went out and 39 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
- 3981 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS84 KAMA 070843 RFWAMA URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 343 AM CDT TUE APR 7 2009 ...CRITICAL FIRE WEATHER CONDITIONS EXPECTED ACROSS MOST OF THE TEXAS PANHANDLE TODAY DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... .A SURFACE TROUGH WILL DEEPEN TODAY OVER THE HIGH PLAINS...RESULTING IN STRONG SOUTHWEST WINDS ACROSS MOST OF THE TEXAS AND OKLAHOMA PANHANDLES. THIS AFTERNOON...THIS TROUGH IS FORECAST TO SLIDE SOUTH INTO THE PANHANDLES. WINDS ARE EXPECTED TO BE LIGHTER ACROSS THE OKLAHOMA AND NORTHERN TEXAS PANHANDLES...BUT STRONG WINDS WILL CONTINUE ACROSS THE SOUTHERN TWO THIRDS OF THE TEXAS PANHANDLE. THESE WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITIES AND ABOVE NORMAL TEMPERATURES TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS TODAY. OKZ001>003-TXZ001>006-070945- /O.CAN.KAMA.FW.A.0020.090407T1600Z-090408T0200Z/ CIMARRON-TEXAS-BEAVER-DALLAM-SHERMAN-HANSFORD-OCHILTREE-LIPSCOMB- HARTLEY- 343 AM CDT TUE APR 7 2009 ...FIRE WEATHER WATCH FOR THE OKLAHOMA AND NORTHERN TEXAS PANHANDLES FOR TODAY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CANCELLED THE FIRE WEATHER WATCH THAT WAS IN EFFECT FOR TODAY ACROSS THE OKLAHOMA AND NORTHERN TEXAS PANHANDLES. SOUTHWEST WINDS ARE EXPECTED TO INCREASE TO 15 TO 25 MPH THIS MORNING ACROSS THE OKLAHOMA AND NORTHERN TEXAS PANHANDLES. BY THIS AFTERNOON...A SURFACE TROUGH OF LOW PRESSURE IS EXPECTED TO DIP INTO THE PANHANDLES. THIS WILL RESULT IN LIGHTER WINDS DURING THE AFTERNOON OF 15 TO 20 MPH. RELATIVE HUMIDITIES WILL FALL TO AROUND 10 PERCENT THIS AFTERNOON...BUT CRITICAL FIRE WEATHER CONDITIONS ARE NOT ANTICIPATED FOR MORE THAN AN HOUR OR TWO DUE TO THE DECREASING WIND SPEEDS DURING THE AFTERNOON. A FIRE DANGER STATEMENT WILL BE ISSUED HIGHLIGHTING THE ELEVATED TO NEAR CRITICAL CONDITIONS THAT ARE EXPECTED. $$ TXZ007>020-072100- /O.UPG.KAMA.FW.A.0020.090407T1600Z-090408T0200Z/ /O.NEW.KAMA.FW.W.0021.090407T1600Z-090408T0200Z/ MOORE-HUTCHINSON-ROBERTS-HEMPHILL-OLDHAM-POTTER-CARSON-GRAY- WHEELER-DEAF SMITH-RANDALL-ARMSTRONG-DONLEY-COLLINGSWORTH- 343 AM CDT TUE APR 7 2009 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING FOR THE SOUTHERN TWO THIRDS OF THE TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 9 PM CDT THIS EVENING FOR THE SOUTHERN TWO THIRDS OF THE TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES. THIS WARNING REPLACES THE FIRE WEATHER WATCH THAT WAS IN EFFECT. SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH...WITH GUSTS EXCEEDING 35 MPH AT TIMES...ACROSS MOST OF THE TEXAS PANHANDLE TODAY. THESE WINDS WILL COMBINE WITH ABOVE NORMAL TEMPERATURES AND MINIMUM RELATIVE HUMIDITIES OF AROUND 10 PERCENT TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS FROM LATE THIS MORNING THROUGH EARLY THIS EVENING. A SURFACE TROUGH IS FORECAST TO DIP INTO THE CENTRAL TEXAS PANHANDLE THIS EVENING...PROMPTING A WIND SHIFT FROM THE NORTH AT 10 TO 15 MPH...GENERALLY ALONG AND NORTH OF THE CANADIAN RIVER VALLEY. THIS MAY COMPLICATE THE EFFORTS OF FIRE CREWS ON ANY EXISTING WILDFIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF SUSTAINED 20 FOOT WINDS OF 20 MPH OR HIGHER...RELATIVE HUMIDITY OF 15 PERCENT OR LOWER...AND HIGH FIRE DANGER WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ JOHNSON
2 follow-up statements
000 WWUS84 KAMA 072113 RFWAMA URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 413 PM CDT TUE APR 7 2009 ...CRITICAL FIRE WEATHER CONDITIONS EXPECTED ACROSS MOST OF THE TEXAS PANHANDLE THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... ...CRITICAL FIRE WEATHER CONDITIONS POSSIBLE ACROSS THE WESTERN SECTIONS OF THE TEXAS AND OKLAHOMA PANHANDLES ON WEDNESDAY DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... .A SURFACE TROUGH WILL REMAIN OVER THE HIGH PLAINS...RESULTING IN STRONG SOUTHWEST WINDS ACROSS MOST OF THE TEXAS AND OKLAHOMA PANHANDLES. THESE WINDS WILL COMBINE WITH LOW RELATIVE HUMIDITIES AND ABOVE NORMAL TEMPERATURES TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING. DRY SOUTH AND SOUTHWEST WINDS WILL INCREASE AGAIN ON WEDNESDAY ACROSS WESTERN SECTIONS. TXZ007-011-012-016-017-081100- /O.NEW.KAMA.FW.A.0021.090408T1700Z-090409T0300Z/ /O.CON.KAMA.FW.W.0021.000000T0000Z-090408T0200Z/ MOORE-OLDHAM-POTTER-DEAF SMITH-RANDALL- 413 PM CDT TUE APR 7 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR WESTERN SECTIONS OF THE TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR THE WESTERN PARTS OF THE TEXAS AND OKLAHOMA PANHANDLES. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING. SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH...WITH GUSTS EXCEEDING 35 MPH AT TIMES...ACROSS MOST OF THE TEXAS PANHANDLE THROUGH THIS EVENING. THESE WINDS WILL COMBINE WITH ABOVE NORMAL TEMPERATURES AND MINIMUM RELATIVE HUMIDITIES OF AROUND 10 PERCENT TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS THROUGH EARLY THIS EVENING. DRY SOUTH AND SOUTHWEST WINDS WILL INCREASE AGAIN ON WEDNESDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF SUSTAINED 20 FOOT WINDS OF 20 MPH OR HIGHER...RELATIVE HUMIDITY OF 15 PERCENT OR LOWER...AND HIGH FIRE DANGER WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ TXZ008>010-013>015-018>020-080200- /O.CON.KAMA.FW.W.0021.000000T0000Z-090408T0200Z/ HUTCHINSON-ROBERTS-HEMPHILL-CARSON-GRAY-WHEELER-ARMSTRONG-DONLEY- COLLINGSWORTH- 413 PM CDT TUE APR 7 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES FOR SOUTHERN AND CENTRAL SECTIONS OF THE TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES. SOUTHWEST WINDS WILL INCREASE TO 20 TO 30 MPH...WITH GUSTS EXCEEDING 35 MPH AT TIMES...ACROSS MOST OF THE TEXAS PANHANDLE TODAY. THESE WINDS WILL COMBINE WITH ABOVE NORMAL TEMPERATURES AND MINIMUM RELATIVE HUMIDITIES OF AROUND 10 PERCENT TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS THROUGH EARLY THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF SUSTAINED 20 FOOT WINDS OF 20 MPH OR HIGHER...RELATIVE HUMIDITY OF 15 PERCENT OR LOWER...AND HIGH FIRE DANGER WILL CREATE CRITICAL FIRE WEATHER CONDITIONS. PLEASE ADVISE THE APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ OKZ001-TXZ001-002-006-081100- /O.NEW.KAMA.FW.A.0021.090408T1700Z-090409T0300Z/ CIMARRON-DALLAM-SHERMAN-HARTLEY- 413 PM CDT TUE APR 7 2009 ...FIRE WEATHER WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING ACROSS THE NORTHWEST TEXAS PANHANDLE AND THE WESTERN OKLAHOMA PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES. DRY SOUTH AND SOUTHWEST WINDS WILL INCREASE AGAIN ON WEDNESDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ JC
000 WWUS84 KAMA 080044 RFWAMA URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 744 PM CDT TUE APR 7 2009 TXZ007-011-012-016-017-081200- /O.CAN.KAMA.FW.W.0021.000000T0000Z-090408T0200Z/ /O.CON.KAMA.FW.A.0021.090408T1700Z-090409T0300Z/ MOORE-OLDHAM-POTTER-DEAF SMITH-RANDALL- 744 PM CDT TUE APR 7 2009 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR THE SOUTHWESTERN TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES... ...RED FLAG WARNING IS CANCELLED FOR THE SOUTHWESTERN TEXAS PANHANDLE... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CANCELLED THE RED FLAG WARNING FOR THE SOUTHWESTERN TEXAS PANHANDLE. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR THE SOUTHWESTERN TEXAS PANHANDLE DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES. ALTHOUGH RELATIVE HUMIDITY VALUES WILL REMAIN BELOW 15 PERCENT THROUGH THE EARLY EVENING...WINDS HAVE SUBSIDED TO BELOW 20 MPH. THEREFORE...THE RED FLAG WARNING HAS BEEN CANCELLED. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL BELOW 15 PERCENT ON WEDNESDAY AFTERNOON. A SURFACE TROUGH OF LOW PRESSURE WILL BE MOVING THROUGH THE PANHANDLES AS WELL. THE STRONGEST PRESSURE GRADIENT WILL EXIST OVER THE SOUTHWESTERN TEXAS PANHANDLE...WHICH MAY PRODUCE WIND SPEEDS OF 15 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ TXZ008>010-013>015-018>020-080145- /O.CAN.KAMA.FW.W.0021.000000T0000Z-090408T0200Z/ HUTCHINSON-ROBERTS-HEMPHILL-CARSON-GRAY-WHEELER-ARMSTRONG-DONLEY- COLLINGSWORTH- 744 PM CDT TUE APR 7 2009 ...RED FLAG WARNING IS CANCELLED FOR THE CENTRAL AND EASTERN TEXAS PANHANDLES... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CANCELLED THE RED FLAG WARNING FOR THE CENTRAL AND EASTERN TEXAS PANHANDLE. ALTHOUGH RELATIVE HUMIDITY VALUES WILL REMAIN BELOW 15 PERCENT THROUGH THE EARLY EVENING...WINDS HAVE SUBSIDED TO BELOW 20 MPH. THEREFORE...THE RED FLAG WARNING HAS BEEN CANCELLED. $$ OKZ001-TXZ001-002-006-081200- /O.CON.KAMA.FW.A.0021.090408T1700Z-090409T0300Z/ CIMARRON-DALLAM-SHERMAN-HARTLEY- 744 PM CDT TUE APR 7 2009 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING FOR THE NORTHWESTERN TEXAS AND WESTERN OKLAHOMA PANHANDLES DUE TO STRONG WINDS AND LOW RELATIVE HUMIDITIES. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL BELOW 15 PERCENT ON WEDNESDAY AFTERNOON. A SURFACE TROUGH OF LOW PRESSURE WILL BE MOVING THROUGH THE PANHANDLES AS WELL. THE STRONGEST PRESSURE GRADIENT WILL EXIST OVER THE NORTHWESTERN TEXAS AND WESTERN OKLAHOMA PANHANDLES...WHICH MAY PRODUCE WIND SPEEDS OF 15 TO 20 MPH WITH OCCASIONAL HIGHER GUSTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ BEAL
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 7, 4:13 PM CDT | Fire Weather Watch | AMA | Dallam, Deaf Smith, Hartley, Moore, Oldham, Potter and 2 more | 12 hr |
Nearby
Red Flag Warnings in Texas, 2009Every red flag warning in 2009
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.