Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2010
Severe Thunderstorm Warning 25, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 30, 2010, 1:26 PM CDT for 4 counties in Oklahoma. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 30, 2010, 1:26 PM CDT (18:26 UTC)
- Expired
- Apr 30, 2010, 2:30 PM CDT
- In force
- 64 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Cherokee County, OK, McIntosh County, OK, Muskogee County, OK, Wagoner County, OK
The radar
The Tulsa radar (KINX), 54 km from the middle of the area, began a volume at 18:28 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
Springfield, MO (KSGF), launched 12:00Z, 6.4 hours before the alert went out and 194 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
- 217 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 903 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 250 m²/s²
- 0-3 km storm-relative helicity
- 221 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 30, 12:09 PM CDT, 1 hour 17 minutes earlier.
Area forecast discussion, Apr 30, 12:09 PM CDT, 1 hour 17 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 103 PM CDT FRI APR 30 2010 ARZ001-002-010-011-019-020-029-OKZ049-053>076-011000- ADAIR OK-BENTON AR-CARROLL AR-CHEROKEE OK-CHOCTAW OK-CRAIG OK- CRAWFORD AR-CREEK OK-DELAWARE OK-FRANKLIN AR-HASKELL OK-LATIMER OK- LE FLORE OK-MADISON AR-MAYES OK-MCINTOSH OK-MUSKOGEE OK-NOWATA OK- OKFUSKEE OK-OKMULGEE OK-OSAGE OK-OTTAWA OK-PAWNEE OK-PITTSBURG OK- PUSHMATAHA OK-ROGERS OK-SEBASTIAN AR-SEQUOYAH OK-TULSA OK-WAGONER OK- WASHINGTON OK-WASHINGTON AR- 1250 PM CDT FRI APR 30 2010 ...STRONG TO SEVERE THUNDERSTORMS REMAIN POSSIBLE TODAY... THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...TODAY AND TONIGHT. TORNADO. RISK...LIMITED. AREA...EAST OF A BENTONVILLE TO HUGO LINE. ONSET...AFTER 2 PM. SEVERE THUNDERSTORM. RISK...ELEVATED. AREA...FAR SOUTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. ONSET...AFTER 2PM. DISCUSSION... SHOWERS AND THUNDERSTORMS HAVE ACCOMPANIED A SLOW MOVING COLD FRONT AS IT HAS TRUDGED SOUTHEAST ACROSS NORTHEAST OKLAHOMA TODAY. SOUTHEAST OF THE AREA OF PRECIPITATION THE ATMOSPHERE REMAINS RELATIVELY UNDISTURBED. CURRENTLY... AT EARLY AFTERNOON... TEMPERATURES ACROSS THIS AREA OF CONCERN ARE APPROACHING OR HAVE EXCEEDED 80 DEGREES. DEWPOINTS ARE IN THE HIGH 60S AND LOWER 70S. THIS AREA WILL BE SUSCEPTIBLE TO DEVELOPMENT OF STRONG TO SEVERE THUNDERSTORMS LATER THIS AFTERNOON. ALL MODES OF SEVERE WEATHER WILL BE POSSIBLE... INCLUDING A LIMITED CHANCE FOR TORNADOES. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... ACTIVATION OF THE REGIONAL SPOTTER NETWORK LIKELY. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. SATURDAY...SEVERE THUNDERSTORM POTENTIAL. SUNDAY...NO HAZARDS. MONDAY...THUNDERSTORM POTENTIAL. TUESDAY...HIGH WIND POTENTIAL. WEDNESDAY...HIGH WIND POTENTIAL. THURSDAY...HIGH WIND POTENTIAL. EXTENDED DISCUSSION... AS THE FRONT REMAINS RELATIVELY STATIONARY ACROSS THE REGION... SEVERE THUNDERSTORM CHANCES WILL CONTINUE INTO SATURDAY OVER FAR EASTERN OKLAHOMA AND WESTERN ARKANSAS. THE WEATHER PATTERN ALOFT WILL CONTINUE TO SUPPORT SCATTERED THUNDERSTORM CHANCES THROUGH MONDAY... THOUGH THE RISK OF SEVERE WEATHER WILL DECREASE AS THE COLD FRONT EVENTUALLY PUSHES FURTHER SOUTH. BREEZY CONDITIONS WILL RETURN NEXT WEEK WITH SOUTHERLY WINDS INCREASING ALONG WITH WARMER TEMPERATURES. WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.
In the hours before
Special weather statement, Apr 30, 8:11 AM CDT, 5 hours 15 minutes before
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</html>The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 3:33 AM CDT | Wind Advisory | TSA | Adair, Cherokee, Choctaw, Craig, Creek, Delaware and 16 more | 9 hr |
| Apr 30, 7:31 AM CDT | Special Weather Statement | TSA | Kay | 29 min |
| Apr 30, 7:56 AM CDT | Special Weather Statement | TSA | Osage | 34 min |
| Apr 30, 8:09 AM CDT | Special Weather Statement | TSA | Osage | 21 min |
| Apr 30, 8:11 AM CDT | Special Weather Statement | TSA | Osage | 49 min |
| Apr 30, 8:28 AM CDT | Special Weather Statement | TSA | Nowata, Rogers | 47 min |
| Apr 30, 8:31 AM CDT | Special Weather Statement | TSA | Nowata, Rogers | 44 min |
| Apr 30, 9:17 AM CDT | Special Weather Statement | TSA | Osage | 43 min |
| Apr 30, 11:54 AM CDT | Special Weather Statement | TSA | Okfuskee | 36 min |
| Apr 30, 1:10 PM CDT | Special Weather Statement | TSA | McIntosh, Muskogee | 35 min |
| Apr 30, 1:40 PM CDT | Special Weather Statement | TSA | Craig, Ottawa | 35 min |
| Apr 30, 1:59 PM CDT | Special Weather Statement | TSA | Pushmataha | 31 min |
| Apr 30, 2:11 PM CDT | Severe Thunderstorm Warning | TSA | Adair, Cherokee, Haskell, McIntosh, Muskogee, Sequoyah | 64 min |
| Apr 30, 2:28 PM CDT | Special Weather Statement | TSA | Latimer, Pushmataha | 47 min |
| Apr 30, 2:42 PM CDT | Special Weather Statement | TSA | Haskell | 48 min |
| Apr 30, 2:44 PM CDT | Severe Thunderstorm Warning | TSA | Choctaw, Pittsburg, Pushmataha | 46 min |
| Apr 30, 2:59 PM CDT | Severe Thunderstorm Warning | TSA | Latimer, LeFlore, Pushmataha | 46 min |
| Apr 30, 3:08 PM CDT | Severe Thunderstorm Warning | TSA | Adair, Haskell, LeFlore, Sequoyah | 30 min |
| Apr 30, 3:50 PM CDT | Special Weather Statement | TSA | Sequoyah | 40 min |
| Apr 30, 3:55 PM CDT | Severe Thunderstorm Warning | TSA | Adair, LeFlore, Sequoyah | 50 min |
| Apr 30, 5:05 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore, Pushmataha | 40 min |
| Apr 30, 2:16 PM CDT | Special Weather Statement | TSA | Benton | 29 min |
| Apr 30, 2:34 PM CDT | Severe Thunderstorm Warning | TSA | Benton | 11 min |
| Apr 30, 2:40 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Madison, Washington | 65 min |
| Apr 30, 2:52 PM CDT | Special Weather Statement | TSA | Benton | 38 min |
| Apr 30, 3:04 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Crawford, Madison, Washington | 56 min |
| Apr 30, 3:21 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Carroll | 22 min |
| Apr 30, 3:23 PM CDT | Special Weather Statement | TSA | Sebastian | 22 min |
| Apr 30, 3:56 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Madison | 49 min |
| Apr 30, 4:42 PM CDT | Severe Thunderstorm Warning | TSA | Madison, Washington | 48 min |
| Apr 30, 5:19 PM CDT | Special Weather Statement | TSA | Carroll | 26 min |
| Apr 30, 5:26 PM CDT | Special Weather Statement | TSA | Madison | 34 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2010Every severe thunderstorm warning in 2010
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.