Alert archive / Texas / Wind Chill Warnings in 2011
Wind Chill Warning 1, NWS Brownsville, TX
NWS Brownsville, TX issued this wind chill warning at Feb 1, 2011, 12:18 PM CST for 8 counties in Texas. It took effect at Feb 2, 2011, 12:00 AM CST. It was in force for 12 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
- Feb 1, 2011, 12:18 PM CST (18:18 UTC)
- In effect from
- Feb 2, 2011, 12:00 AM CST
- Expired
- Feb 2, 2011, 12:00 PM CST
- In force
- 12 hr
- Issued by
- NWS Brownsville, TX
Counties Brooks County, TX, Cameron County, TX, Hidalgo County, TX, Jim Hogg County, TX, Kenedy County, TX, Starr County, TX, Willacy County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 118 km from the middle of the area, began a volume at 18:22 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
Brownsville Intl, TX (KBRO), launched 12:00Z, 6.3 hours before the alert went out and 120 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
- 284 J/kg
- Mixed-layer CIN
- -370 J/kg
- Mixed-layer LCL
- 586 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 284 m²/s²
- 0-3 km storm-relative helicity
- 357 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
081 WWUS44 KBRO 011818 WSWBRO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 1218 PM CST TUE FEB 1 2011 ...WIND CHILL VALUES TO PLUMMET IN WAKE OF ARCTIC COLD SNAP... .AN ARCTIC AIR MASS WILL SPREAD OVER DEEP SOUTH TEXAS TONIGHT AND WEDNESDAY NIGHT. BELOW FREEZING TEMPERATURES WILL COMBINE WITH NORTH WINDS TO DRIVE WIND CHILL VALUES DOWN INTO THE TEENS FOR SEVERAL HOURS TONIGHT AND ALSO MOST LIKELY WEDNESDAY NIGHT. TXZ248>257-020400- /O.NEW.KBRO.WC.W.0001.110202T0600Z-110202T1500Z/ /O.NEW.KBRO.WC.A.0001.110203T0400Z-110203T1800Z/ ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS... SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 1218 PM CST TUE FEB 1 2011 ...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY... ...WIND CHILL WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM CST WEDNESDAY. A WIND CHILL WATCH HAS ALSO BEEN ISSUED. THIS WIND CHILL WATCH IS IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING. WIND CHILL VALUES WILL DECREASE INTO THE TEENS FOR MOST IF NOT ALL OF DEEP SOUTH TEXAS FOR A FEW HOURS FROM AROUND MIDNIGHT THROUGH WEDNESDAY AT DAWN. WIND CHILL VALUES ACROSS NORTHERN AND INLAND AREAS MAY REMAIN BELOW 20 DEGREES FOR A FEW HOURS LONGER... FROM BEFORE MIDNIGHT THROUGH MID WEDNESDAY MORNING. SIMILAR CONDITIONS ARE EXPECTED WEDNESDAY NIGHT AS AN ARCTIC AIR MASS RETAINS ITS ICY GRIP ON DEEP SOUTH TEXAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING IS ISSUED WHEN WIND CHILL INDEX VALUES ARE EXPECTED TO FALL TO OR BELOW 20 FOR AT LEAST 3 HOURS. PERSONS NOT ACCLIMATED TO THESE EXTREME VALUES MAY EXPERIENCE FROSTBITE IF NOT PROTECTED...AND COULD DIE. A WIND CHILL WATCH MEANS DANGEROUS WIND CHILL INDEX VALUES... GENERALLY 20 OR BELOW...ARE POSSIBLE FOR AT LEAST 3 HOURS IN THE NEXT DAY OR TWO. RESIDENTS SHOULD PREPARE FOR VERY COLD WEATHER. PROTECTIVE CLOTHING SUCH AS SWEATERS AND JACKETS IS RECOMMENDED. && $$
3 follow-up statements
905 WWUS44 KBRO 020340 WSWBRO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 940 PM CST TUE FEB 1 2011 ...VERY COLD WIND CHILL VALUES WILL DEVELOP IN LATE TONIGHT AS ARCTIC AIR CONTINUES TO SPILL INTO DEEP SOUTH TEXAS... .AN ARCTIC AIR MASS WILL CONTINUE TO SPREAD OVER DEEP SOUTH TEXAS TONIGHT AND WEDNESDAY NIGHT. BELOW FREEZING TEMPERATURES WILL COMBINE WITH NORTH WINDS TO DRIVE WIND CHILL VALUES DOWN INTO THE TEENS FOR LATE TONIGHT INTO WEDNESDAY MORNING AS WELL AS WEDNESDAY EVENING INTO THURSDAY. TXZ248>257-021145- /O.EXT.KBRO.WC.W.0001.110202T0600Z-110202T1800Z/ /O.EXT.KBRO.WC.A.0001.110203T0000Z-110203T2100Z/ ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS... SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 940 PM CST TUE FEB 1 2011 ...WIND CHILL WARNING NOW IN EFFECT UNTIL NOON CST WEDNESDAY... ...WIND CHILL WATCH NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY AFTERNOON... THE WIND CHILL WARNING IS NOW IN EFFECT UNTIL NOON CST WEDNESDAY. THE WIND CHILL WATCH IS NOW IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY AFTERNOON. WIND CHILL VALUES WILL DECREASE INTO THE TEENS FOR MOST IF NOT ALL OF DEEP SOUTH TEXAS FOR SEVERAL HOURS FROM AFTER MIDNIGHT TONIGHT THROUGH LATE WEDNESDAY MORNING. WIND CHILL VALUES ACROSS NORTHERN AND INLAND AREAS WILL REMAIN BELOW 20 DEGREES FROM MIDNIGHT THROUGH EARLY WEDNESDAY AFTERNOON. SLIGHTLY COLDER CONDITIONS ARE EXPECTED WEDNESDAY EVENING THROUGH THURSDAY AS THE ARCTIC AIR MASS RETAINS ITS ICY GRIP ON DEEP SOUTH TEXAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING IS ISSUED WHEN WIND CHILL INDEX VALUES ARE EXPECTED TO FALL TO OR BELOW 20 FOR AT LEAST 3 HOURS. PERSONS NOT ACCLIMATED TO THESE EXTREME VALUES MAY EXPERIENCE FROSTBITE IF NOT PROTECTED...AND COULD DIE. A WIND CHILL WATCH MEANS DANGEROUS WIND CHILL INDEX VALUES... GENERALLY 20 OR BELOW...ARE POSSIBLE FOR AT LEAST 3 HOURS IN THE NEXT DAY OR TWO. RESIDENTS SHOULD PREPARE FOR VERY COLD WEATHER. PROTECTIVE CLOTHING SUCH AS SWEATERS AND JACKETS IS RECOMMENDED. DANGEROUSLY COLD CONDITIONS ARE EXPECTED. ELDERLY OR INFIRM RESIDENTS SHOULD REMAIN INDOORS UNTIL IT WARMS UP. RESIDENTS VENTURING OUT SHOULD DRESS WARMLY. SEVERAL LAYERS OF CLOTHING WILL INSULATE YOU BETTER THAN A SINGLE COAT OR JACKET. DRESS CHILDREN IN SEVERAL LAYERS OF WARM CLOTHING BEFORE SENDING TO SCHOOL. && $$ CASTILLO
487 WWUS44 KBRO 020954 WSWBRO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 354 AM CST WED FEB 2 2011 ...VERY COLD WIND CHILL VALUES THIS MORNING AS ARCTIC AIR CONTINUES TO SPILL INTO DEEP SOUTH TEXAS... .AN ARCTIC AIR MASS WILL CONTINUE TO SPREAD OVER DEEP SOUTH TEXAS TODAY. BELOW FREEZING TEMPERATURES WILL COMBINE WITH NORTH WINDS TO DRIVE WIND CHILL VALUES DOWN INTO THE TEENS THIS MORNING AS WELL AS WEDNESDAY EVENING INTO THURSDAY. TXZ248>257-022100- /O.CON.KBRO.WC.W.0001.000000T0000Z-110202T1800Z/ /O.CON.KBRO.WC.A.0001.110203T0000Z-110203T2100Z/ ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS... SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 354 AM CST WED FEB 2 2011 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY AFTERNOON... A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. A WIND CHILL WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH THURSDAY AFTERNOON. WIND CHILL VALUES WILL DECREASE INTO THE TEENS FOR MOST IF NOT ALL OF DEEP SOUTH TEXAS FOR SEVERAL HOURS THROUGH LATE THIS MORNING. WIND CHILL VALUES ACROSS NORTHERN AND INLAND AREAS WILL REMAIN BELOW 20 DEGREES THROUGH EARLY THIS AFTERNOON. SLIGHTLY COLDER CONDITIONS ARE EXPECTED WEDNESDAY EVENING THROUGH THURSDAY AS THE ARCTIC AIR MASS RETAINS ITS ICY GRIP ON DEEP SOUTH TEXAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING IS ISSUED WHEN WIND CHILL INDEX VALUES ARE EXPECTED TO FALL TO OR BELOW 20 FOR AT LEAST 3 HOURS. PERSONS NOT ACCLIMATED TO THESE EXTREME VALUES MAY EXPERIENCE FROSTBITE IF NOT PROTECTED...AND COULD DIE. A WIND CHILL WATCH MEANS DANGEROUS WIND CHILL INDEX VALUES... GENERALLY 20 OR BELOW...ARE POSSIBLE FOR AT LEAST 3 HOURS IN THE NEXT DAY OR TWO. RESIDENTS SHOULD PREPARE FOR VERY COLD WEATHER. PROTECTIVE CLOTHING SUCH AS SWEATERS AND JACKETS IS RECOMMENDED. DANGEROUSLY COLD CONDITIONS ARE EXPECTED. ELDERLY OR INFIRM RESIDENTS SHOULD REMAIN INDOORS UNTIL IT WARMS UP. RESIDENTS VENTURING OUT SHOULD DRESS WARMLY. SEVERAL LAYERS OF CLOTHING WILL INSULATE YOU BETTER THAN A SINGLE COAT OR JACKET. DRESS CHILDREN IN SEVERAL LAYERS OF WARM CLOTHING BEFORE SENDING TO SCHOOL. && $$
585 WWUS44 KBRO 021403 WSWBRO URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 803 AM CST WED FEB 2 2011 ...HAZARDOUS WIND CHILL VALUES FOR DEEP SOUTH TEXAS TONIGHT... .AN ARCTIC AIR MASS WILL CONTINUE TO SPREAD OVER DEEP SOUTH TEXAS TODAY. BELOW FREEZING TEMPERATURES WILL COMBINE WITH NORTH WINDS TO DRIVE WIND CHILL VALUES DOWN INTO THE TEENS WEDNESDAY EVENING INTO THURSDAY. TXZ248>257-021800- /O.UPG.KBRO.WC.A.0001.110203T0000Z-110203T2100Z/ /O.NEW.KBRO.WC.W.0002.110203T0000Z-110203T2100Z/ /O.CON.KBRO.WC.W.0001.000000T0000Z-110202T1800Z/ ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS... SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 803 AM CST WED FEB 2 2011 ...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY... ...WIND CHILL WARNING IN EFFECT FROM 6 PM THIS EVENING TO 3 PM CST THURSDAY... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND CHILL WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 3 PM CST THURSDAY. A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. COLD CONDITIONS ARE EXPECTED WEDNESDAY EVENING THROUGH THURSDAY AS AN ARCTIC AIR MASS RETAINS ITS ICY GRIP ON DEEP SOUTH TEXAS. WIND CHILL VALUES WILL DECREASE INTO THE TEENS IN EASTERN SECTIONS AND TO SINGLE DIGITS INLAND AND NORTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND CHILL WARNING IS ISSUED WHEN WIND CHILL INDEX VALUES ARE EXPECTED TO FALL TO OR BELOW 20 FOR AT LEAST 3 HOURS. PERSONS NOT ACCLIMATED TO THESE EXTREME VALUES MAY EXPERIENCE FROSTBITE IF NOT PROTECTED...AND COULD DIE. && $$
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 3:18 AM CST | Gale Warning | BRO | 21 hr | |
| Feb 1, 3:18 AM CST | Small Craft Advisory | BRO | 4 days | |
| Feb 1, 3:18 AM CST | Small Craft Advisory for Winds | BRO | 37 hr | |
| Feb 1, 4:12 AM CST | Freeze Watch | BRO | 28 hr | |
| Feb 1, 4:12 AM CST | Freeze Warning | BRO | 32 hr | |
| Feb 1, 4:12 AM CST | Hard Freeze Watch | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more | 28 hr |
| Feb 1, 4:12 AM CST | Hard Freeze Warning | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more | 32 hr |
| Feb 1, 4:12 AM CST | Wind Advisory | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more | 11 hr |
| Feb 1, 12:18 PM CST | Wind Chill Watch | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more | 20 hr |
Nearby
Wind Chill Warnings in Texas, 2011Every wind chill 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.