Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 419, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Aug 19, 2006, 7:06 PM CDT for Cherokee County, Oklahoma. It was in force for 54 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
- Aug 19, 2006, 7:06 PM CDT (00:06 UTC)
- Expired
- Aug 19, 2006, 8:00 PM CDT
- In force
- 54 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
County Cherokee County, OK
The radar
The Tulsa radar (KINX), 59 km from the middle of the area, began a volume at 00:10 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 00:00Z, 0.1 hours before the alert went out and 154 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
- 1369 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 1959 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
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 Aug 19, 3:17 PM CDT, 3 hours 49 minutes earlier.
Area forecast discussion, Aug 19, 3:17 PM CDT, 3 hours 49 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 317 PM CDT SAT AUG 19 2006 .DISCUSSION... ISOLATED SHOWERS AND THUNDERSTORMS DEVELOPED THIS AFTERNOON MAINLY ALONG AND SOUTH OF THE WEAK WIND SHIFT BOUNDARY. EXPECT SOME OF THESE THUNDERSTORMS TO PRODUCE STRONG DOWN BURST WINDS GIVEN THE TEMPERATURE/DEW POINT SPREAD. THE THUNDERSTORMS WILL DISSIPATE QUICKLY AS WE LOOSE HEATING. WEAK SHALLOW BOUNDARY WASHING OUT WITH TIME AS IT CONTINUES A SOUTHWARD DRIFT. AIR MASS REMAINS WARM AND RELATIVELY MOIST. MORE SIGNIFICANT BOUNDARY REMAINS TO OUR NORTHWEST. EXPECT THIS TO BECOME MORE ACTIVE DURING THE EVENING AND GIVE NORTHERN PORTIONS OF THE AREA DECENT CHANCES FOR SHOWERS AND THUNDERSTORMS LATE TONIGHT. TEMPERATURES WILL BE VERY DEPENDENT ON HOW MUCH RAIN DOES DEVELOP AND HAVE ACTUALLY SHADED THEM TO THE LOW SIDE DUE TO RAIN IN THE NORTH AND LACK OF CLOUDS IN THE SOUTHEAST. TEMPERATURES AND RAIN CHANCES ON SUNDAY VERY DIFFICULT. COULD SEE LINGERING SHOWERS AND THUNDERSTORMS ACROSS THE NORTHERN PORTIONS LIMITING HEATING FOR A GOOD PART OF THE DAY. IF THE RAIN ENDS AND SOME CLEARING OCCURS...TEMPERATURES COULD BE SIGNIFICANTLY WARMER. NOT SURE THE COLD FRONT WILL CONTINUE PUSHING SOUTH OF THE AREA MORE LIKELY WILL TURN INTO A VERY BROAD AND DIFFUSE ZONE OVER THE NEXT COUPLE OF DAYS. HAVE BROAD BRUSHED LOW POPS DUE TO THIS. FOR WEDNESDAY AND THE REMAINDER OF THE FORECAST HAVE PUT IN SLIGHTLY ABOVE NORMAL TEMPERATURES AND NO MENTION OF RAIN WITH UPPER AIR PATTERN KEEPING MOST OF THE ACTIVITY WELL NORTH OF OUR AREA. && .PRELIMINARY POINT TEMPS/POPS... TUL 74 90 66 90 / 60 30 20 30 FSM 76 91 69 92 / 20 30 20 40 MLC 74 93 71 94 / 20 30 20 30 BVO 68 90 63 90 / 60 30 20 30 FYV 69 88 64 87 / 40 30 20 40 BYV 68 84 63 85 / 40 30 20 40 MKO 72 90 67 90 / 40 30 20 30 MIO 69 88 64 88 / 60 30 20 20 F10 74 92 68 91 / 40 30 20 30 HHW 75 95 75 94 / 20 30 20 20 && .TSA WATCHES/WARNINGS/ADVISORIES... OK...NONE. AR...NONE. && SHORT TERM FORECASTER ID= 21 LONG TERM FORECASTER ID= 15
Hazardous weather outlook, Aug 19, 12:48 PM CDT, 6 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 1248 PM CDT SAT AUG 19 2006 ARZ001-002-010-011-019-020-029-OKZ049-053>076-201000- 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- 100 PM CDT SAT AUG 19 2006 THIS OUTLOOK IS FOR NORTHWEST AND WEST CENTRAL ARKANSAS AS WELL AS MUCH OF EASTERN OKLAHOMA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORM. RISK...LIMITED. AREA...NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS. ONSET...AFTER 3 PM. DANGEROUS HEAT. RISK...ELEVATED. AREA...SOUTH OF INTERSTATE 44. ONSET...ONGOING. AREA AT GREATEST RISK...WEST CENTRAL ARKANSAS. FIRE WEATHER DANGER. RISK...ELEVATED. AREA...EASTERN OKLAHOMA. ONSET...ONGOING...ENDING BY MID EVENING. AREA AT GREATEST RISK...SOUTHEAST OKLAHOMA. DISCUSSION... SCATTERED THUNDERSTORMS ARE LIKELY THIS AFTERNOON ACROSS PORTIONS OF EAST CENTRAL OKLAHOMA INTO NORTHWEST ARKANSAS. THE GREATEST COVERAGE WILL BE ALONG A WEAK SURFACE BOUNDARY WHICH WILL RESIDE NEAR INTERSTATE 40 BY LATE AFTERNOON. CONDITIONS ARE FAVORABLE FOR DAMAGING DOWNBURST WINDS. THUNDERSTORM COVERAGE SHOULD DIMINISH BY LATE EVENING...WITH CHANCES INCREASING AGAIN DURING THE LATE NIGHT HOURS OVER NORTHEAST OKLAHOMA. THE SEVERE WEATHER POTENTIAL WITH THE OVERNIGHT STORMS WILL ALSO BE LIMITED. TEMPERATURES IN EXCESS OF 100 DEGREES AND LOW AFTERNOON HUMIDITY VALUES WILL RAISE BOTH EXCESSIVE HEAT AND FIRE WEATHER CONCERNS. BOTH OF THESE RISKS WILL BE DIMINISH AFTER SUNSET. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED IF AN ORGANIZED AREA OF SEVERE THUNDERSTORM ACTIVITY DEVELOPS. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY. SUNDAY...THUNDERSTORM POTENTIAL...DANGEROUS HEAT POTENTIAL. MONDAY...THUNDERSTORM POTENTIAL. TUESDAY...THUNDERSTORM POTENTIAL. WEDNESDAY...NO HAZARDS. THURSDAY...HIGH FIRE WEATHER POTENTIAL. FRIDAY...NO HAZARDS. EXTENDED DISCUSSION... THUNDERSTORM CHANCES WILL CONTINUE THROUGH TUESDAY AS THE WEAK SURFACE BOUNDARY RESIDES NEAR THE AREA. HOT TEMPERATURES MAY PREVAIL ACROSS SOUTHEAST OKLAHOMA INTO SUNDAY...HOWEVER COOLER WEATHER WILL RETURN AREAWIDE BY MONDAY. FIRE WEATHER CONCERNS WILL INCREASE LATE IN THE WEEK AS TEMPERATURES RETURN TO NEAR SEASONAL AVERAGES AND SOUTHERLY WINDS STRENGTHEN. WWW.SRH.NOAA.GOV/TULSA CONTAINS ADDITIONAL TABULAR AND GRAPHICAL INFORMATION.
In the hours before
Special weather statement, Aug 19, 5:37 PM CDT, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
537 PM CDT SAT AUG 19 2006
ARZ011-192300-
MADISON AR-
537 PM CDT SAT AUG 19 2006
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 600 PM CDT
FOR THE FOLLOWING COUNTY:
IN NORTHWEST ARKANSAS
NORTHERN MADISON
AT 537 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 3 MILES
WEST OF FORUM...MOVING EAST AT 5 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...HARMONY...FORUM...MARBLE...ALABAM
AND CLIFTY.
THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
40 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
SIGNIFICANT WEATHER ALERT IS UPGRADED TO A WARNING.Special weather statement, Aug 19, 5:41 PM CDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
541 PM CDT SAT AUG 19 2006
OKZ054-192315-
OSAGE OK-
541 PM CDT SAT AUG 19 2006
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 615 PM CDT
FOR THE FOLLOWING COUNTY:
IN NORTHEAST OKLAHOMA
CENTRAL OSAGE
AT 541 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES
WEST OF WYNONA...MOVING NORTH AT 10 MPH. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...PAWHUSKA...WYNONA AND PERSHING.
THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
40 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
SIGNIFICANT WEATHER ALERT IS UPGRADED TO A WARNING.Special weather statement, Aug 19, 6:07 PM CDT, 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
607 PM CDT SAT AUG 19 2006
ARZ002-192330-
CARROLL AR-
607 PM CDT SAT AUG 19 2006
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 630 PM CDT
FOR THE FOLLOWING COUNTY:
IN NORTHWEST ARKANSAS
CARROLL
AT 607 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES
SOUTHEAST OF EUREKA SPRINGS...MOVING WEST AT 5 MPH. SOME LOCATIONS
THAT WILL BE AFFECTED BY THIS STORM INCLUDE...BERRYVILLE...EUREKA
SPRINGS...URBANETTE AND GRANDVIEW.
THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
SIGNIFICANT WEATHER ALERT IS UPGRADED TO A WARNING.Special weather statement, Aug 19, 6:13 PM CDT, 53 minutes before
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</html>Special weather statement, Aug 19, 6:18 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
618 PM CDT SAT AUG 19 2006
OKZ064-192345-
CREEK OK-
618 PM CDT SAT AUG 19 2006
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 645 PM CDT
FOR THE FOLLOWING COUNTY:
IN NORTHEAST OKLAHOMA
SOUTHERN CREEK
AT 618 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 3 MILES
SOUTHEAST OF MILFAY...STATIONARY. SOME LOCATIONS THAT WILL BE
AFFECTED BY THIS STORM INCLUDE...BRISTOW...MILFAY AND DEPEW.
THIS STORM WILL BE CAPABLE OF PRODUCING SMALL HAIL AND WIND GUSTS TO
50 MPH. RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE
SIGNIFICANT WEATHER ALERT IS UPGRADED TO A WARNING.Special weather statement, Aug 19, 6:57 PM CDT, 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
657 PM CDT SAT AUG 19 2006
OKZ068-200030-
CHEROKEE OK-
657 PM CDT SAT AUG 19 2006
THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ALERT EFFECTIVE UNTIL 730 PM CDT
FOR THE FOLLOWING COUNTY:
IN EAST CENTRAL OKLAHOMA
CHEROKEE
AT 657 PM CDT...DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES
NORTH OF TAHLEQUAH...MOVING NORTHEAST AT 5 MPH.
THIS STORM WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.
RESIDENTS IN THESE AREAS SHOULD REMAIN ALERT IN CASE THE SIGNIFICANT
WEATHER ALERT IS UPGRADED TO A WARNING.The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 9:16 PM CDT | Severe Thunderstorm Warning | TSA | Tulsa | 59 min |
| Aug 20, 2:46 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 59 min |
| Aug 20, 3:35 PM CDT | Severe Thunderstorm Warning | TSA | LeFlore | 55 min |
| Aug 20, 3:50 PM CDT | Severe Thunderstorm Warning | TSA | Latimer | 55 min |
| Aug 20, 4:26 PM CDT | Severe Thunderstorm Warning | TSA | Haskell, Pittsburg | 64 min |
| Aug 20, 5:29 PM CDT | Severe Thunderstorm Warning | TSA | Pittsburg | 61 min |
| Aug 20, 3:25 PM CDT | Severe Thunderstorm Warning | TSA | Franklin | 65 min |
| Aug 20, 3:31 PM CDT | Severe Thunderstorm Warning | TSA | Crawford | 59 min |
| Aug 20, 4:24 PM CDT | Severe Thunderstorm Warning | TSA | Crawford | 66 min |
| Aug 20, 4:35 PM CDT | Severe Thunderstorm Warning | TSA | Franklin | 55 min |
| Aug 20, 5:17 PM CDT | Severe Thunderstorm Warning | TSA | Madison | 58 min |
| Aug 20, 5:43 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 21 min |
| Aug 20, 6:36 PM CDT | Severe Thunderstorm Warning | TSA | Madison | 35 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 2006Every severe thunderstorm warning in 2006
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.