Alert archive / Oklahoma / Wind Advisories in 2011
Wind Advisory 8, NWS Norman, OK
NWS Norman, OK issued this wind advisory at Apr 17, 2011, 11:57 AM CDT for 27 counties in Oklahoma; Archer County, Clay County, Wichita County, Texas. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 17, 2011, 11:57 AM CDT (16:57 UTC)
- Expired
- Apr 17, 2011, 8:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Norman, OK
All 30 counties
Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, McClain County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Pottawatomie County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Clay County, TX, Wichita County, TX
The radar
The Norman radar (KTLX), 59 km from the middle of the area, began a volume at 17:02 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 12:00Z, 5.0 hours before the alert went out and 46 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
- 3374 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 347 m²/s²
- 0-3 km storm-relative helicity
- 364 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
177 WWUS74 KOUN 171657 NPWOUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 1157 AM CDT SUN APR 17 2011 OKZ007-008-012-013-016>020-022>030-035-037>040-044>046-050-TXZ086- 089-090-180100- /O.NEW.KOUN.WI.Y.0008.110417T1657Z-110418T0100Z/ GRANT-KAY-GARFIELD-NOBLE-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE- WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND- POTTAWATOMIE-KIOWA-TILLMAN-COMANCHE-STEPHENS-GARVIN-COTTON- JEFFERSON-CARTER-LOVE-WICHITA-ARCHER-CLAY- INCLUDING THE CITIES OF...MEDFORD...PONCA CITY...ENID...PERRY... WEATHERFORD...CLINTON...WATONGA...KINGFISHER...GUTHRIE... STILLWATER...CORDELL...ANADARKO...YUKON...EL RENO...MUSTANG... OKLAHOMA CITY...CHANDLER...CHICKASHA...PURCELL...NORMAN...MOORE... SHAWNEE...HOBART...FREDERICK...LAWTON...DUNCAN...PAULS VALLEY... WALTERS...WAURIKA...ARDMORE...MARIETTA...WICHITA FALLS... ARCHER CITY...HOLLIDAY...LAKESIDE CITY...HENRIETTA 1157 AM CDT SUN APR 17 2011 ...WIND ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN NORMAN HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM CDT THIS EVENING. * TIMING: UNTIL EARLY EVENING. * WINDS: SUSTAINED AT 25 TO 30 MPH WITH FREQUENT GUSTS OVER 40 MPH. * IMPACTS: SMALL UNSECURED OBJECTS SUCH AS LAWN FURNITURE AND TRASH CANS MAY BE BLOWN AWAY. DRIVING MAY BE DIFFICULT DUE TO CROSSWINDS. STRONG WINDS WILL ADVERSELY AFFECT ANY FIRE FIGHTING EFFORTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE CAREFUL IF YOU HAVE TO TRAVEL OR IF YOU ARE WORKING OR PLAYING OUTSIDE. && $$
1 follow-up statement
367 WWUS74 KOUN 180100 NPWOUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 800 PM CDT SUN APR 17 2011 OKZ007-008-012-013-016>020-022>030-035-037>040-044>046-050-TXZ086- 089-090-180200- /O.EXP.KOUN.WI.Y.0008.000000T0000Z-110418T0100Z/ GRANT-KAY-GARFIELD-NOBLE-CUSTER-BLAINE-KINGFISHER-LOGAN-PAYNE- WASHITA-CADDO-CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND- POTTAWATOMIE-KIOWA-TILLMAN-COMANCHE-STEPHENS-GARVIN-COTTON- JEFFERSON-CARTER-LOVE-WICHITA-ARCHER-CLAY- INCLUDING THE CITIES OF...MEDFORD...PONCA CITY...ENID...PERRY... WEATHERFORD...CLINTON...WATONGA...KINGFISHER...GUTHRIE... STILLWATER...CORDELL...ANADARKO...YUKON...EL RENO...MUSTANG... OKLAHOMA CITY...CHANDLER...CHICKASHA...PURCELL...NORMAN...MOORE... SHAWNEE...HOBART...FREDERICK...LAWTON...DUNCAN...PAULS VALLEY... WALTERS...WAURIKA...ARDMORE...MARIETTA...WICHITA FALLS... ARCHER CITY...HOLLIDAY...LAKESIDE CITY...HENRIETTA 800 PM CDT SUN APR 17 2011 ...WIND ADVISORY WILL EXPIRE AT 8 PM CDT THIS EVENING... ALTHOUGH SOUTHERLY WINDS WILL REMAIN BREEZY OVERNIGHT...SPEEDS HAD DROPPED BELOW ADVISORY CRITERIA. $$ BURKE
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 17, 4:47 AM CDT | Red Flag Warning | OUN | Alfalfa, Beckham, Blaine, Caddo, Canadian, Carter and 36 more | 15 hr |
| Apr 17, 2:56 PM CDT | Fire Weather Watch | OUN | Beckham, Caddo, Comanche, Cotton, Greer, Harmon and 4 more | 14 hr |
Nearby
Wind Advisories in Oklahoma, 2011Wind Advisories in Texas, 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.