Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 34, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Feb 6, 1999, 11:42 PM CST for Osage County, Pawnee County, Oklahoma. It was in force for 63 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
- Feb 6, 1999, 11:42 PM CST (05:42 UTC)
- Expired
- Feb 7, 1999, 12:45 AM CST
- In force
- 63 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Osage County, OK, Pawnee County, OK
The nearest sounding before it
Norman, OK (KOUN), launched 00:00Z, 5.7 hours before the alert went out and 159 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
- 637 m above ground
- 0-6 km bulk shear
- 100 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- -50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Feb 6, 8:55 PM CST, 2 hours 47 minutes earlier.
Area forecast discussion, Feb 6, 8:55 PM CST, 2 hours 47 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 855 PM CST SAT FEB 6 1999 WATCH SET TO EXPIRE AT 9 PM FOR REMAINING COUNTIES IN SOUTHEAST OK. THREAT OF SEVERE HAS DIMINISHED AND MAIN AREA OF PRECIP WILL BE EXITING THE AREA OVER THE NEXT HOUR OR TWO. WILL UPDATE ZONES AT 9 PM TO REFLECT THIS...BUT WILL CONTINUE TO HOLD ONTO SOME LOW POPS AREAWIDE FOR A LITTLE WHILE LONGER. .TUL... OK...NONE. AR...NONE.
In the hours before
Local storm report, Feb 6, 7:55 PM CST, 3 hours 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
755 PM CST SAT FEB 06 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0710 PM WILBURTON OK WIND DAMAGE
02/06/99 LATIMER MANY POWER LINES REPORTED
DOWN...SEVERAL TREES
UPROOTED
0710 PM 5 S WILBURTON OK WIND DAMAGE
02/06/99 LATIMER SEVERAL HOUSES DAMAGED BY
WINDLocal storm report, Feb 6, 8:05 PM CST, 3 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
805 PM CST SAT FEB 06 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0804 PM 4 E HACKETT AR 60 MPH TSTM GUST
02/06/99 SEBASTIANLocal storm report, Feb 6, 8:08 PM CST, 3 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
808 PM CST SAT FEB 06 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0805 PM EXCELSIOR AR 65 MPH TSTM GUST
02/06/99 SEBASTIAN
0807 PM 2 E HUNTINGTON AR 70 MPH TSTM GUST
02/06/99 SEBASTIANLocal storm report, Feb 6, 8:08 PM CST, 3 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
808 PM CST SAT FEB 06 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0805 PM EXCELSIOR AR 65 MPH TSTM GUST
02/06/99 SEBASTIAN
0807 PM 2 E HUNTINGTON AR 70 MPH TSTM GUST
02/06/99 SEBASTIANSpecial weather statement, Feb 6, 8:10 PM CST, 3 hours 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
810 PM CST SAT FEB 6 1999
OKZ072-074-075-070309-
SEVERE THUNDERSTORM WATCH NUMBER 42 IS NO LONGER IN EFFECT FOR THE
FOLLOWING COUNTIES IN
EASTERN OKLAHOMA.
HASKELL LATIMER SEQUOYAH
OKZ049-053-076-070300-
SEVERE THUNDERSTORM WATCH NUMBER 42 REMAINS IN EFFECT UNTIL 900 PM
CST FOR THE FOLLOWING COUNTIES IN
EASTERN OKLAHOMA.
CHOCTAW LE FLORE PUSHMATAHALocal storm report, Feb 6, 8:12 PM CST, 3 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
812 PM CST SAT FEB 06 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0810 PM GREENWOOD AR 70 MPH TSTM GUST
02/06/99 SEBASTIANThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 6, 6:13 PM CST | Severe Thunderstorm Warning | TSA | Pittsburg | 62 min |
| Feb 6, 7:18 PM CST | Severe Thunderstorm Warning | TSA | Latimer, LeFlore | 42 min |
| Feb 6, 7:55 PM CST | Severe Thunderstorm Warning | TSA | Choctaw, Pushmataha | 65 min |
| Feb 6, 7:55 PM CST | Severe Thunderstorm Warning | TSA | LeFlore | 65 min |
| Feb 6, 10:56 PM CST | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 49 min |
| Feb 6, 7:32 PM CST | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 58 min |
| Feb 6, 8:07 PM CST | Severe Thunderstorm Warning | TSA | Franklin | 53 min |
| Feb 6, 8:18 PM CST | Flash Flood Warning | TSA | Benton | 87 min |
Nearby
Severe Thunderstorm Warnings in Oklahoma, 1999Every severe thunderstorm warning in 1999
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.