Alert archive / Oklahoma / Wind Advisories in 2009
Wind Advisory 13, NWS Norman, OK
NWS Norman, OK issued this wind advisory at Apr 1, 2009, 10:52 AM CDT for 26 counties in Oklahoma; Archer County, Clay County, Wichita County, Texas. It took effect at Apr 1, 2009, 11:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 1, 2009, 10:52 AM CDT (15:52 UTC)
- In effect from
- Apr 1, 2009, 11:00 AM CDT
- Expired
- Apr 1, 2009, 7:17 PM CDT
- In force
- 8 hr
- Issued by
- NWS Norman, OK
All 29 counties
Blaine County, OK, Caddo County, OK, Canadian County, OK, Carter County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Garfield County, OK, Garvin County, OK, Grady County, OK, Grant County, OK, Jefferson County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Love County, OK, McClain County, OK, Murray County, OK, Noble County, OK, Oklahoma County, OK, Payne County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK, Stephens County, OK, Archer County, TX, Clay County, TX, Wichita County, TX
The radar
The Norman radar (KTLX), 39 km from the middle of the area, began a volume at 15:55 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, 3.9 hours before the alert went out and 23 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
- 2365 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 721 m²/s²
- 0-3 km storm-relative helicity
- 863 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KOUN 011552 NPWOUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 1052 AM CDT WED APR 1 2009 ...GUSTY SOUTH WINDS THIS AFTERNOON AND EVENING... .A STORM SYSTEM OVER THE CENTRAL ROCKIES WILL APPROACH THE SOUTHERN PLAINS THIS AFTERNOON AND TONIGHT. STRONG GUSTY SOUTH WINDS CAN BE EXPECTED AHEAD OF THIS SYSTEM. OKZ007-008-012-013-017>020-023>031-038>042-044>046-050-TXZ086-089- 090-020000- /O.NEW.KOUN.WI.Y.0013.090401T1600Z-090402T0100Z/ GRANT-KAY-GARFIELD-NOBLE-BLAINE-KINGFISHER-LOGAN-PAYNE-CADDO- CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-POTTAWATOMIE- SEMINOLE-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COTTON- JEFFERSON-CARTER-LOVE-WICHITA-ARCHER-CLAY- INCLUDING THE CITIES OF...MEDFORD...PONCA CITY...ENID...PERRY... WATONGA...KINGFISHER...GUTHRIE...STILLWATER...ANADARKO...YUKON... EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA... PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...LAWTON...DUNCAN... PAULS VALLEY...SULPHUR...ADA...WALTERS...WAURIKA...ARDMORE... MARIETTA...WICHITA FALLS...ARCHER CITY...HOLLIDAY... LAKESIDE CITY...HENRIETTA 1052 AM CDT WED APR 1 2009 ...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. SOUTH TO SOUTHWEST WINDS AT 25 TO 35 MPH CAN BE EXPECTED THIS AFTERNOON WITH FREQUENT GUSTS ABOVE 40 MPH. THE WIND GUSTS WILL GRADUALLY DIMINISH LATE THIS AFTERNOON AND EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OVER 30 MPH... OR FREQUENT GUSTS OVER 40 MPH... ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
000 WWUS74 KOUN 020017 NPWOUN URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE NORMAN OK 717 PM CDT WED APR 1 2009 ...WIND ADVISORY CANCELLED... OKZ007-008-012-013-017>020-023>031-038>042-044>046-050-TXZ086-089- 090-020130- /O.CAN.KOUN.WI.Y.0013.000000T0000Z-090402T0100Z/ GRANT-KAY-GARFIELD-NOBLE-BLAINE-KINGFISHER-LOGAN-PAYNE-CADDO- CANADIAN-OKLAHOMA-LINCOLN-GRADY-MCCLAIN-CLEVELAND-POTTAWATOMIE- SEMINOLE-COMANCHE-STEPHENS-GARVIN-MURRAY-PONTOTOC-COTTON- JEFFERSON-CARTER-LOVE-WICHITA-ARCHER-CLAY- INCLUDING THE CITIES OF...MEDFORD...PONCA CITY...ENID...PERRY... WATONGA...KINGFISHER...GUTHRIE...STILLWATER...ANADARKO...YUKON... EL RENO...MUSTANG...OKLAHOMA CITY...CHANDLER...CHICKASHA... PURCELL...NORMAN...MOORE...SHAWNEE...SEMINOLE...LAWTON...DUNCAN... PAULS VALLEY...SULPHUR...ADA...WALTERS...WAURIKA...ARDMORE... MARIETTA...WICHITA FALLS...ARCHER CITY...HOLLIDAY... LAKESIDE CITY...HENRIETTA 717 PM CDT WED APR 1 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NORMAN HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS IN CENTRAL OKLAHOMA HAVE DIMINISHED. AS A RESULT THE WIND ADVISORY HAS BEEN CANCELLED. $$
The office that day
Everything else NWS Norman, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 4:27 AM CDT | Red Flag Warning | OUN | Beckham, Cotton, Greer, Harmon, Jackson, Roger Mills and 1 more | 15 hr |
Nearby
Wind Advisories in Oklahoma, 2009Wind Advisories in Texas, 2009Every wind advisory 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.