Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 63, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Apr 23, 2002, 4:22 AM CDT for Madison County, Washington County, Arkansas. It was in force for 53 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Apr 23, 2002, 4:22 AM CDT (09:22 UTC)
- Expired
- Apr 23, 2002, 5:15 AM CDT
- In force
- 53 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
Counties Madison County, AR, Washington County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 23, 4:25 AM CDT | Hail 0.75 | Cincinnati, AR |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 23, 3:30 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 9.4 hours before the alert went out and 107 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
- 2397 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
746 WUUS54 KTSA 230922 SVRTUL ARC087-143-231015- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 421 AM CDT TUE APR 23 2002 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN MADISON COUNTY IN NORTHWEST ARKANSAS WASHINGTON COUNTY IN NORTHWEST ARKANSAS * UNTIL 515 AM CDT * AT 421 AM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES SOUTH OF ELKINS...MOVING EAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...HUNTSVILLE... ST PAUL...PETTIGREW...AURORA...WESLEY...KINGSTON...BOSTON... WITTER...JAPTON...FAYETTEVILLE...WINSLOW...WEST FORK...LINCOLN... PRAIRIE GROVE...ELKINS...FARMINGTON...BLACKBURN...STRICKLER... BRENTWOOD...GREENLAND AND CINCINNATI. HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. LAT...LON 3611 9452 3577 9448 3578 9353 3608 9351
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 3:13 AM CDT | Severe Thunderstorm Warning | TSA | Washington | 32 min |
| Apr 23, 3:43 AM CDT | Severe Thunderstorm Warning | TSA | Madison, Washington | 47 min |
| Apr 23, 3:58 AM CDT | Severe Thunderstorm Warning | TSA | Benton | 47 min |
| Apr 23, 5:15 AM CDT | Severe Thunderstorm Warning | TSA | Madison, Washington | 60 min |
| Apr 23, 6:12 AM CDT | Severe Thunderstorm Warning | TSA | Madison | 48 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.