Alert archive / Texas / Wind Advisories in 2011
Wind Advisory 2, NWS Amarillo, TX
NWS Amarillo, TX issued this wind advisory at Mar 21, 2011, 11:20 AM CDT for 5 counties in Texas; Cimarron County, Texas County, Oklahoma. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Mar 21, 2011, 11:20 AM CDT (16:20 UTC)
- Expired
- Mar 21, 2011, 8:39 PM CDT
- In force
- 9 hr
- Issued by
- NWS Amarillo, TX
Counties Cimarron County, OK, Texas County, OK, Dallam County, TX, Hartley County, TX, Moore County, TX, Oldham County, TX, Sherman County, TX
The radar
The Amarillo radar (KAMA), 113 km from the middle of the area, began a volume at 16:23 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 12:00Z, 4.3 hours before the alert went out and 114 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
- 2060 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 183 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
437 WWUS74 KAMA 211620 NPWAMA URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 1120 AM CDT MON MAR 21 2011 OKZ001-002-TXZ001-002-006-007-011-220000- /O.NEW.KAMA.WI.Y.0002.110321T1620Z-110322T0200Z/ CIMARRON-TEXAS-DALLAM-SHERMAN-HARTLEY-MOORE-OLDHAM- INCLUDING THE CITIES OF...BOISE CITY...KEYES...GUYMON...DALHART... STRATFORD...HARTLEY...CHANNING...DUMAS...VEGA 1120 AM CDT MON MAR 21 2011 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE CENTRAL AND WEST OKLAHOMA PANHANDLES AND THE NORTHWEST AND FAR SOUTHWEST TEXAS PANHANDLE. * TIMING: STRONG WINDS WILL DEVELOP BY 3 PM WITH THE STRONGEST WINDS EXPECTED BETWEEN 3 PM AND 9 PM BEFORE DIMINISHING. * WINDS: SUSTAINED SOUTHWEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 55 MPH CAN BE EXPECTED. * IMPACTS: HIGH PROFILE VEHICLES WILL BE VULNERABLE TO THE STRONG AND GUSTY WINDS ON ALL ROADS AND HIGHWAYS. OUTDOOR OBJECTS...INCLUDING TRAMPOLINES AND FURNITURE...THAT IS NOT SECURED PROPERLY MAY BE EASILY BLOWN AROUND. BLOWING DUST MAY OCCUR WHICH CAN REDUCE VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MBS
2 follow-up statements
489 WWUS74 KAMA 212015 NPWAMA URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 315 PM CDT MON MAR 21 2011 OKZ001-002-TXZ001-002-006-007-011-220200- /O.CON.KAMA.WI.Y.0002.000000T0000Z-110322T0200Z/ CIMARRON-TEXAS-DALLAM-SHERMAN-HARTLEY-MOORE-OLDHAM- INCLUDING THE CITIES OF...BOISE CITY...KEYES...GUYMON...DALHART... STRATFORD...HARTLEY...CHANNING...DUMAS...VEGA 315 PM CDT MON MAR 21 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE CENTRAL AND WESTERN OKLAHOMA PANHANDLE AND THE NORTHWEST AND FAR SOUTHWEST TEXAS PANHANDLE.. * TIMING: STRONG WINDS WILL CONTINUE UNTIL 9 PM THIS EVENING BEFORE DIMINISHING. * WINDS: SUSTAINED SOUTHWEST WINDS 30 TO 40 MPH WITH GUSTS UP TO 55 MPH CAN BE EXPECTED. * IMPACTS: HIGH PROFILE VEHICLES WILL BE VULNERABLE TO THE STRONG AND GUSTY WINDS ON ALL ROADS AND HIGHWAYS. OUTDOOR OBJECTS...INCLUDING TRAMPOLINES AND FURNITURE...THAT IS NOT SECURED PROPERLY MAY BE EASILY BLOWN AROUND. BLOWING DUST MAY OCCUR WHICH CAN REDUCE VISIBILITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ TAB
601 WWUS74 KAMA 220139 NPWAMA URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AMARILLO TX 839 PM CDT MON MAR 21 2011 OKZ001-002-TXZ001-002-006-007-011-220245- /O.CAN.KAMA.WI.Y.0002.000000T0000Z-110322T0200Z/ CIMARRON-TEXAS-DALLAM-SHERMAN-HARTLEY-MOORE-OLDHAM- INCLUDING THE CITIES OF...BOISE CITY...KEYES...GUYMON...DALHART... STRATFORD...HARTLEY...CHANNING...DUMAS...VEGA 839 PM CDT MON MAR 21 2011 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN AMARILLO HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS HAVE DECREASED BELOW ADVISORY LEVELS AND WILL REMAIN SO THROUGH THE REST OF THE NIGHT. $$ KB
The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 21, 3:37 PM CDT | Red Flag Warning | AMA | Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more | 29 hr |
Nearby
Wind Advisories in Texas, 2011Wind Advisories in Oklahoma, 2011Every wind advisory 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.