Alert archive / Oklahoma / Special Weather Statements in 2015
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Jul 20, 2015, 2:33 PM CDT for Washington County, Oklahoma. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 20, 2015, 2:33 PM CDT (19:33 UTC)
- Expired
- Jul 20, 2015, 3:00 PM CDT
- In force
- 27 min
- Issued by
- NWS Tulsa, OK
County Washington County, OK
The radar
The Tulsa radar (KINX), 46 km from the middle of the area, began a volume at 19:34 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, 7.6 hours before the alert went out and 192 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
- 680 J/kg
- Mixed-layer CIN
- -173 J/kg
- Mixed-layer LCL
- 1488 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Jul 20, 12:43 PM CDT, 1 hour 50 minutes earlier.
Area forecast discussion, Jul 20, 12:43 PM CDT, 1 hour 50 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 104 PM CDT MON JUL 20 2015 ARZ001-002-010-011-019-020-029-OKZ049-053>076-211030- 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- 104 PM CDT MON JUL 20 2015 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...TODAY AND TONIGHT. SEVERE THUNDERSTORM. RISK...LIMITED. AREA...EASTERN OKLAHOMA AND NORTHWEST ARKANSAS NORTH OF I40. ONSET...LATE AFTERNOON OR EARLY EVENING. FLASH FLOOD. RISK...ELEVATED. AREA...EASTERN OKLAHOMA AND NORTHWEST ARKANSAS NORTH OF I40 . ONSET...EVENING. DANGEROUS HEAT. RISK...SIGNIFICANT. AREA...EASTERN OKLAHOMA AND NORTHWEST ARKANSAS. ONSET...ONGOING. AREA AT GREATEST RISK...URBAN AREAS. DISCUSSION... EASTERN OKLAHOMA AND WEST CENTRAL ARKANSAS WILL SEE HEAT INDEX VALUES OF 105 TO 110 TODAY...WITH ISOLATED VALUES NEAR 112. A WEST TO EAST FRONTAL BOUNDARY WILL SAG SOUTH FROM KANSAS INTO NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS OVERNIGHT. SCATTERED THUNDERSTORMS MAY DEVELOP AS EARLY AS LATE AFTERNOON IN NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. THUNDERSTORMS ARE MORE LIKELY THIS EVENING AND OVERNIGHT. INSTABILITY WILL BE ADEQUATE FOR STRONG TO MARGINALLY SEVERE STORMS WITH DAMAGING WIND AND LOCALLY HEAVY RAINFALL THE PRIMARY THREATS. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... LOCAL SPOTTER ACTIVATION MAY BE NEEDED. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. TUESDAY...THROUGH THURSDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL. FRIDAY...DANGEROUS HEAT POTENTIAL. SATURDAY...DANGEROUS HEAT POTENTIAL. SUNDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL. EXTENDED DISCUSSION... THUNDERSTORM CHANCES WILL CONTINUE THROUGH WEDNESDAY WITH A THREAT FOR LOCALLY HEAVY RAINFALL. THIS WILL BRING SOME RELIEF FROM THE HEAT BEFORE VERY HOT WEATHER RETURNS BY THE END OF THE WEEK THROUGH NEXT WEEKEND. WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL INFORMATION.
In the hours before
Special weather statement, Jul 20, 2:33 PM CDT, 0 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 |
|---|---|---|---|---|
| Jul 20, 2:56 PM CDT | Special Weather Statement | TSA | Rogers | 34 min |
| Jul 20, 3:20 PM CDT | Special Weather Statement | TSA | Wagoner | 25 min |
| Jul 20, 3:37 PM CDT | Special Weather Statement | TSA | Mayes | 23 min |
| Jul 20, 3:44 PM CDT | Special Weather Statement | TSA | Wagoner | 31 min |
| Jul 20, 4:01 PM CDT | Special Weather Statement | TSA | Mayes | 29 min |
| Jul 20, 4:09 PM CDT | Special Weather Statement | TSA | Tulsa | 36 min |
| Jul 20, 4:12 PM CDT | Special Weather Statement | TSA | Wagoner | 33 min |
| Jul 20, 4:16 PM CDT | Severe Thunderstorm Warning | TSA | Wagoner | 29 min |
| Jul 20, 4:46 PM CDT | Special Weather Statement | TSA | Wagoner | 44 min |
| Jul 20, 4:53 PM CDT | Areal Flood Advisory | TSA | Rogers, Tulsa, Wagoner | 112 min |
| Jul 20, 4:55 PM CDT | Severe Thunderstorm Warning | TSA | Creek, Okmulgee, Tulsa | 35 min |
| Jul 20, 5:08 PM CDT | Special Weather Statement | TSA | Delaware | 37 min |
| Jul 20, 5:09 PM CDT | Severe Thunderstorm Warning | TSA | Muskogee, Okmulgee, Wagoner | 36 min |
| Jul 20, 5:26 PM CDT | Special Weather Statement | TSA | Okmulgee | 34 min |
| Jul 20, 5:31 PM CDT | Special Weather Statement | TSA | Okfuskee | 29 min |
| Jul 20, 6:30 PM CDT | Special Weather Statement | TSA | Carroll | 45 min |
Nearby
Special Weather Statements in Oklahoma, 2015Every special weather statement in 2015
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.