Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 51, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Mar 25, 2002, 4:00 PM CST for Sebastian County, Arkansas. It was in force for 30 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
- Mar 25, 2002, 4:00 PM CST (22:00 UTC)
- Expired
- Mar 25, 2002, 4:30 PM CST
- In force
- 30 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
County Sebastian County, AR
The radar
The Western Arkansas radar (KSRX), 19 km from the middle of the area, began a volume at 21:59 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 25, 4:03 PM CST | Hail 1 | Greenwood, 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.
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 25, 11:00 AM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 10.0 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 448 m above ground
- 0-6 km bulk shear
- 85 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 206 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KTSA 252200 SVRTUL ARC131-252230- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 400 PM CST MON MAR 25 2002 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN SEBASTIAN COUNTY IN WEST CENTRAL ARKANSAS * UNTIL 430 PM CST * AT 400 PM CST...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES SOUTHWEST OF BURNVILLE...MOVING EAST AT 50 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...GREENWOOD... WASHBURN...BURNVILLE AND FT CHAFFEE. HAIL TO THE SIZE OF NICKELS 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 3521 9430 3507 9424 3516 9402 3528 9409
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 Mar 25, 3:55 PM CST, 5 minutes earlier.
Area forecast discussion, Mar 25, 3:55 PM CST, 5 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OK 355 PM CST MON MAR 25 2002 PRECIPITATION EVENT WINDING DOWN AT THIS TIME WITH CONVECTION LIKELY TO BE EAST OF THE AREA BEFORE 00Z. CANNOT TOTALLY RULE OUT SOME LIGHT RAIN OR DRIZZLE THIS EVENING IN FAR NORTHEAST OKLAHOMA AND NORTHWEST ARKANSAS SO WILL KEEP A MENTION IN THIS EVENING. EXTREME NORTHEAST OKLAHOMA HAS FALLEN BELOW FREEZING SO WILL MENTION FREEZING DRIZZLE OR FLURRIES THERE. SKIES WILL BEGIN TO CLEAR FROM THE WEST LATE TONIGHT AND TUESDAY MORNING AND WITH LATE MARCH SUNSHINE...A QUICK WARMUP INTO THE 50S IS EXPECTED TUESDAY AFTERNOON. WARMING TREND WILL CONTINUE WEDNESDAY AND THURSDAY WITH READINGS REACHING THE 70S THURSDAY. GREAT UNCERTAINTY EXISTS IN THE FRIDAY-SUNDAY TIMEFRAME WITH REGARDS TO THE CUTOFF LOW OVER THE SOUTHWEST U.S. AND ALSO IN HOW FAR SOUTH A WEAK FRONTAL BOUNDARY PUSHES INTO THE AREA. NOT BUYING A RAPID SOUTHWARD MOVEMENT TO THE SURFACE BOUNDARY WITH VERY LITTLE COLD ADVECTION BEHIND IT AND BELIEVE IT IS LIKELY TO HANG UP ACROSS THE SOUTHERN PART OF OUR FORECAST AREA. BELIEVE CHANCE POPS CONTINUES TO BE THE BEST FORECAST FOR FRIDAY THROUGH SUNDAY WITH THE HIGHER CHANCES IN THE SOUTH. WILL KEEP MONDAY DRY FOR NOW WITH WARM TEMPERATURES. GUIDANCE TEMPERATURES LOOK REASONABLE FOR THE MOST PART BUT FAVORED THE MUCH WARMER NGM MOS READINGS TUESDAY AS THEY CONCUR WITH THE ETA. ALSO WENT A BIT COOLER THAN GUIDANCE TUESDAY NIGHT. FCSTID = 5 TUL 30 54 31 67 / 10 0 0 0 FSM 32 53 30 66 / 20 0 0 0 MLC 32 56 32 68 / 10 0 0 0 BVO 28 54 26 67 / 10 0 0 0 FYV 28 50 26 62 / 20 0 0 0 BYV 28 50 26 62 / 20 0 0 0 MIO 27 52 29 66 / 10 0 0 0 MKO 30 54 31 67 / 10 0 0 0 F10 30 54 31 67 / 10 0 0 0 HHW 34 58 33 69 / 10 0 0 0 .TSA... AR...NONE. OK...NONE. PLATE
In the hours before
Local storm report, Mar 25, 1:34 PM CST, 2 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
134 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0924 PM CHECOTAH OK .75 INCH HAIL
03/24/02 MCINTOSH REPORTED BY EMERGENCY
MANAGEMENT
0929 PM RENTIESVILLE OK 1.00 INCH HAIL
03/24/02 MCINTOSH REPORTED BY EMERGENCY
MANAGEMENT
0951 PM CANADIAN OK .75 INCH HAIL
03/24/02 PITTSBURG REPORTED BY PUBLIC
0951 PM CANADIAN OK 60 MPH TSTM WIND GUST
03/24/02 PITTSBURG REPORTED BY PUBLIC
1015 PM ENTERPRISE OK .75 INCH HAIL
03/24/02 HASKELL REPORTED BY EMERGENCY
MANAGEMENT
1018 PM ENTERPRISE OK 1.00 INCH HAIL
03/24/02 HASKELL REPORTED BY EMERGENCY
MANAGEMENT
0835 PM RALSTON OK .88 INCH HAIL
03/24/02 PAWNEE REPORTED BY PUBLICLocal storm report, Mar 25, 2:05 PM CST, 1 hour 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
205 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0125 PM FORT SMITH AR .88 INCH HAIL
03/25/02 SEBASTIAN REPORTED BY SPOTTERS
0125 PM WILBURTON OK 1.00 INCH HAIL
03/25/02 LATIMER REPORTED BY EMERGENCY
MANAGEMENT
0145 PM 7 E ALMA AR .75 INCH HAIL
03/25/02 CRAWFORD REPORTED BY SPOTTERSLocal storm report, Mar 25, 2:40 PM CST, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
240 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1028 PM 10 NNE TAHLEQUAH OK .75 INCH HAIL
03/24/02 CHEROKEE REPORTED BY PUBLIC
0115 AM WESTVILLE OK 1.75 INCH HAIL
03/25/02 ADAIR REPORTED BY PUBLIC
0103 PM BARON OK .88 INCH HAIL
03/25/02 ADAIR REPORTED BY PUBLICLocal storm report, Mar 25, 2:41 PM CST, 1 hour 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
241 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0134 PM FARMINGTON AR .75 INCH HAIL
03/25/02 WASHINGTON REPORTED BY LAW
ENFORCEMENTLocal storm report, Mar 25, 3:10 PM CST, 50 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED TIME
NATIONAL WEATHER SERVICE TULSA OK
310 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0854 PM BROKEN ARROW OK .75 INCH HAIL
03/24/02 TULSA REPORTED BY CO-OP
OBSERVERSLocal storm report, Mar 25, 3:33 PM CST, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
333 PM CST MON MAR 25 2002
TIME(CST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM 9 N OZARK AR .75 INCH HAIL
03/25/02 FRANKLIN REPORTED BY PUBLIC
0741 AM VAN BUREN AR .75 INCH HAIL
03/25/02 CRAWFORD REPORTED BY PUBLIC
0741 AM BARLING AR .75 INCH HAIL
03/25/02 SEBASTIAN REPORTED BY LAW
ENFORCEMENTThe office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 11:11 PM CST | Severe Thunderstorm Warning | TSA | Crawford | 49 min |
| Mar 25, 1:16 AM CST | Severe Thunderstorm Warning | TSA | Madison, Washington | 59 min |
| Mar 25, 7:41 AM CST | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Sebastian | 34 min |
| Mar 25, 10:11 AM CST | Severe Thunderstorm Warning | TSA | Franklin | 19 min |
| Mar 25, 1:17 PM CST | Severe Thunderstorm Warning | TSA | Crawford, Sebastian | 43 min |
| Mar 25, 1:30 PM CST | Severe Thunderstorm Warning | TSA | Franklin | 45 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; radar from the NEXRAD Level II archive.