Alert archive / Texas / Red Flag Warnings in 2011
Red Flag Warning 21, NWS Fort Worth, TX
NWS Fort Worth, TX issued this red flag warning at Jun 19, 2011, 9:35 PM CDT for 27 counties in Texas. It took effect at Jun 20, 2011, 1:00 PM CDT. It was in force for 7 hr. 16 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 19, 2011, 9:35 PM CDT (02:35 UTC)
- In effect from
- Jun 20, 2011, 1:00 PM CDT
- Expired
- Jun 20, 2011, 8:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Fort Worth, TX
All 27 counties
Bell County, TX, Bosque County, TX, Comanche County, TX, Cooke County, TX, Coryell County, TX, Dallas County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Hamilton County, TX, Hill County, TX, Hood County, TX, Jack County, TX, Johnson County, TX, Lampasas County, TX, McLennan County, TX, Mills County, TX, Montague County, TX, Navarro County, TX, Palo Pinto County, TX, Parker County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Wise County, TX, Young County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 48 km from the middle of the area, began a volume at 02:37 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 20, 5:59 PM CDT | HAIL 0.75 | 2 Sw Olney, TX | PENNY SIZED HAIL IN OLNEY |
| Jun 20, 6:22 PM CDT | HAIL 1.5 | 3 Se Olney, TX | |
| Jun 20, 6:31 PM CDT | HAIL 1.75 | 6 Se Olney, TX | BETWEEN OLNEY AND LOVING ON 114 |
| Jun 20, 6:48 PM CDT | HAIL 1.75 | 6 Ssw Newcastle, TX | NEAR 578 AND 179 |
| Jun 20, 7:00 PM CDT | HAIL 1.75 | Antelope, TX | |
| Jun 20, 7:13 PM CDT | HAIL 1.75 | Graham, TX | GRAHAM |
| Jun 20, 7:18 PM CDT | HAIL 1.5 | Graham, TX | IN GRAHAM |
| Jun 20, 7:20 PM CDT | HAIL 1 | Graham, TX | |
| Jun 20, 7:22 PM CDT | HAIL 2.5 | 2 E Graham, TX | |
| Jun 20, 7:26 PM CDT | HAIL 1.5 | Newcastle, TX | NEWCASTLE |
| Jun 20, 7:30 PM CDT | TSTM WND DMG | Graham, TX | REPORTED ROOF BLOWN OFF AN ATTACHED GARAGE AND DOWNED POWERLINES |
| Jun 20, 7:31 PM CDT | HAIL 1.75 | Bryson, TX | GOLFBALL SIZE HAIL FELL FOR AT LEAST 5 MINUTES IN BRYSON. |
| Jun 20, 7:36 PM CDT | HAIL 1 | Bryson, TX | |
| Jun 20, 7:40 PM CDT | HAIL 2.75 | 5 S Bryson, TX | |
| Jun 20, 8:02 PM CDT | HAIL 0.75 | Bowie, TX | |
| Jun 20, 8:05 PM CDT | TSTM WND GST 60 | Olney, TX |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 2.6 hours before the alert went out and 67 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
- 681 J/kg
- Mixed-layer CIN
- -312 J/kg
- Mixed-layer LCL
- 3012 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
940 WWUS84 KFWD 200235 RFWFWD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE FORT WORTH TX 935 PM CDT SUN JUN 19 2011 ...RED FLAG WARNING IN EFFECT FOR AREAS WEST OF A GAINESVILLE TO CORSICANA TO TEMPLE LINE FOR VERY WINDY AND DRY CONDITIONS MONDAY AFTERNOON THROUGH EARLY EVENING... .STRONG AND GUSTY SOUTH WINDS OF 20 TO 30 MPH AND AFTERNOON RELATIVE HUMIDITY LESS THAN 30 PERCENT WILL CREATE EXTREME FIRE WEATHER CONDITIONS GENERALLY ALONG AND WEST OF A GAINESVILLE TO CORSICANA AND TEMPLE LINE ON MONDAY. CONDITIONS SHOULD IMPROVE AROUND SUNSET MONDAY EVENING. TXZ091-092-100>103-115>119-129>134-141>146-156>159-201045- /O.NEW.KFWD.FW.W.0021.110620T1800Z-110621T0100Z/ MONTAGUE-COOKE-YOUNG-JACK-WISE-DENTON-STEPHENS-PALO PINTO-PARKER- TARRANT-DALLAS-EASTLAND-ERATH-HOOD-SOMERVELL-JOHNSON-ELLIS- COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-LAMPASAS-CORYELL-BELL- MCLENNAN- 935 PM CDT SUN JUN 19 2011 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY FOR VERY WINDY AND DRY CONDITIONS WEST OF A GAINESVILLE TO CORSICANA TO TEMPLE LINE... THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 8 PM CDT MONDAY. ONCE AGAIN...STRONG AND GUSTY SOUTH WINDS OF 20 TO 30 MPH AND AFTERNOON RELATIVE HUMIDITY LESS THAN 30 PERCENT WILL CREATE EXTREME FIRE WEATHER CONDITIONS ACROSS A LARGE PART OF NORTH TEXAS. THE WARNING AREA IS ALONG AND WEST OF A GAINESVILLE TO CORSICANA AND TEMPLE LINE. CONDITIONS SHOULD IMPROVE AROUND SUNSET MONDAY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT OFFICE. && $$
3 follow-up statements
893 WWUS84 KFWD 200835 AAA RFWFWD URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE FORT WORTH TX 335 AM CDT MON JUN 20 2011 TXZ091-092-100>103-115>119-129>134-141>146-156>159-201800- /O.CON.KFWD.FW.W.0021.110620T1800Z-110621T0100Z/ MONTAGUE-COOKE-YOUNG-JACK-WISE-DENTON-STEPHENS-PALO PINTO-PARKER- TARRANT-DALLAS-EASTLAND-ERATH-HOOD-SOMERVELL-JOHNSON-ELLIS- COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-LAMPASAS-CORYELL-BELL- MCLENNAN- 335 AM CDT MON JUN 20 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR STRONG SOUTHERLY WINDS AND LOW HUMIDITIES... STRONG AND GUSTY SOUTH WINDS OF 20 TO 30 MPH AND AFTERNOON RELATIVE HUMIDITY LESS THAN 30 PERCENT WILL CREATE EXTREME FIRE WEATHER CONDITIONS ACROSS A LARGE PART OF NORTH TEXAS. THE WARNING AREA IS ALONG AND WEST OF A GAINESVILLE TO CORSICANA TO TEMPLE LINE. CONDITIONS WILL IMPROVE THIS EVENING AS WINDS DIMINISH TO 10 TO 20 MPH AFTER SUNSET AND HUMIDITY VALUES INCREASE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT OFFICE. && $$ DUNN
929 WWUS84 KFWD 201746 RFWFWD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE FORT WORTH TX 1246 PM CDT MON JUN 20 2011 TXZ091-092-100>103-115>119-129>134-141>146-156>159-210100- /O.CON.KFWD.FW.W.0021.110620T1800Z-110621T0100Z/ MONTAGUE-COOKE-YOUNG-JACK-WISE-DENTON-STEPHENS-PALO PINTO-PARKER- TARRANT-DALLAS-EASTLAND-ERATH-HOOD-SOMERVELL-JOHNSON-ELLIS- COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-LAMPASAS-CORYELL-BELL- MCLENNAN- 1246 PM CDT MON JUN 20 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING 8 PM CDT THIS EVENING FOR STRONG SOUTHERLY WINDS AND LOW HUMIDITIES... STRONG AND GUSTY SOUTH WINDS OF 20 TO 30 MPH AND AFTERNOON RELATIVE HUMIDITY LESS THAN 30 PERCENT WILL CREATE EXTREME FIRE WEATHER CONDITIONS ACROSS A LARGE PART OF NORTH TEXAS. THE WARNING AREA IS ALONG AND WEST OF A GAINESVILLE TO CORSICANA TO TEMPLE LINE. CONDITIONS WILL IMPROVE THIS EVENING AS WINDS DIMINISH TO 10 TO 20 MPH AFTER SUNSET AND HUMIDITY VALUES INCREASE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT EXTREME FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND DRY VEGETATION WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. AVOID ALL OUTSIDE BURNING AND WELDING TODAY. DO NOT TOSS LIT CIGARETTE BUTTS OUTSIDE. REPORT WILD FIRES TO THE NEAREST FIRE DEPARTMENT OR LAW ENFORCEMENT OFFICE. && $$
110 WWUS84 KFWD 210038 RFWFWD URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE FORT WORTH TX 738 PM CDT MON JUN 20 2011 ...RED FLAG WARNING FOR MOST OF NORTH TEXAS WILL EXPIRE AT 8 PM... .WINDS WILL DECREASE AND RELATIVE HUMIDITY WILL INCREASE AS THE EVENING PROGRESSES. TXZ091-092-100>103-115>119-129>134-141>146-156>159-210145- /O.EXP.KFWD.FW.W.0021.000000T0000Z-110621T0100Z/ MONTAGUE-COOKE-YOUNG-JACK-WISE-DENTON-STEPHENS-PALO PINTO-PARKER- TARRANT-DALLAS-EASTLAND-ERATH-HOOD-SOMERVELL-JOHNSON-ELLIS- COMANCHE-MILLS-HAMILTON-BOSQUE-HILL-NAVARRO-LAMPASAS-CORYELL-BELL- MCLENNAN- 738 PM CDT MON JUN 20 2011 ...RED FLAG WARNING WILL EXPIRE AT 8 PM CDT THIS EVENING... WINDS WILL DECREASE AND RELATIVE HUMIDITY WILL INCREASE AS THE EVENING PROGRESSES. $$
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 3:35 AM CDT | Wind Advisory | FWD | Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more | 16 hr |
| Jun 20, 5:24 PM CDT | Severe Thunderstorm Warning | FWD | Young | 66 min |
| Jun 20, 6:09 PM CDT | Severe Thunderstorm Warning | FWD | Young | 66 min |
| Jun 20, 6:29 PM CDT | Severe Thunderstorm Warning | FWD | Jack, Young | 46 min |
Nearby
Red Flag Warnings in Texas, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.