Alert archive / Arkansas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 221, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at Jul 12, 2002, 3:03 PM CDT for Madison County, Washington County, Arkansas. It was in force for 57 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 12, 2002, 3:03 PM CDT (20:03 UTC)
- Expired
- Jul 12, 2002, 4:00 PM CDT
- In force
- 57 min
- Issued by
- NWS Tulsa, OK
- Area
- Counties, with a storm outline in the text
Counties Madison County, AR, Washington County, AR
The radar
The Western Arkansas radar (KSRX), 93 km from the middle of the area, began a volume at 20:05 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.
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 |
|---|---|---|---|
| Jul 12, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 8.1 hours before the alert went out and 97 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
- 1432 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 613 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
943 WUUS54 KTSA 122003 SVRTUL ARC087-143-122100- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 302 PM CDT FRI JUL 12 2002 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MADISON COUNTY IN NORTHWEST ARKANSAS EASTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS * UNTIL 400 PM CDT * AT 302 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES NORTHEAST OF BRENTWOOD...MOVING EAST AT 25 MPH. A SECOND SEVERE THUNDERSTORM WAS 5 MILES EAST OF SPRINGDALE...ALSO MOVING EAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...HUNTSVILLE... ST PAUL...PETTIGREW...AURORA...WESLEY...KINGSTON...HINDSVILLE... BOSTON...WITTER...JAPTON...MARBLE...WINSLOW...ELKINS AND BRENTWOOD. WIND GUSTS TO 65 MPH CAN BE EXPECTED IN THE WARNED AREA. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. LAT...LON 3623 9408 3578 9419 3577 9356 3612 9342
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 Jul 12, 2:55 PM CDT, 8 minutes earlier.
Area forecast discussion, Jul 12, 2:55 PM CDT, 8 minutes before
EASTERN OKLAHOMA/NORTHWEST ARKANSAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE TULSA OKLAHOMA 255 PM CDT FRI JUL 12 2002 BOUNDARY CONTINUES TO PUSH SOUTHEAST ACROSS THE FA THIS AFTERNOON. SHOWERS AND THUNDERSTORMS...SOME SEVERE HAVE DEVELOPED ALONG THIS FRONT. EXPECT STORMS TO CONTINUE PUSH ACROSS SE OK AND NW AR THIS AFTERNOON...BUT MAY WEAKEN AS OUTFLOW PUSHES FURTHER AWAY FROM THE LEADING EDGE OF ACTIVITY. WEAK UPPER LOW EXPECTED TO MEANDER SOUTH FROM IA/MO AND TOWARDS THE FA...THEN LINGER IN THE VICINITY FOR THE NEXT SEVERAL DAYS. CHANCES FOR STORMS WILL BE CONFINED MAINLY TO THE AFTERNOON AND EVENING...BUT WILL MAINTAIN LOW NIGHTTIME POPS. WILL GO AHEAD AND ADD LOW POPS FOR TUESDAY WITH MODELS IN PRETTY GOOD AGREEMENT THROUGH EARLY PART OF NEXT WEEK. HOWEVER...WITH DIFFERING SOLUTIONS LATER ON WILL OPT TO KEEP WED-FRI DRY WITH SLIGHT INCREASES IN MAX TEMPS. TUL 68 85 68 87 / 20 40 20 40 FSM 70 85 69 89 / 30 50 30 50 MLC 68 87 69 88 / 20 40 20 40 BVO 66 85 66 87 / 20 40 20 40 FYV 66 81 64 84 / 30 50 30 50 BYV 65 80 64 82 / 30 50 30 50 MIO 66 83 66 85 / 30 40 20 40 MKO 69 86 68 88 / 20 40 20 40 F10 69 86 69 88 / 20 40 20 40 HHW 70 87 70 89 / 30 40 20 40 FORECAST ID= 23 .TSA... AR...NONE. OK...NONE.
In the hours before
Local storm report, Jul 12, 11:58 AM CDT, 3 hours 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1158 AM CDT FRI JUL 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0730 PM 2.5 SW RATTAN OK WIND DAMAGE
07/11/02 PUSHMATAHA TREES DOWNED BLOCKING
ROADWAY. REPORTED BY
PUBLIC.
0800 PM 3 E HUGO OK 60 MPH TSTM WIND GUST
07/11/02 CHOCTAW REPORTED BY PUBLIC.Local storm report, Jul 12, 12:23 PM CDT, 2 hours 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TULSA OK
1223 PM CDT FRI JUL 12 2002
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1217 PM BIXBY OK 66 MPH TSTM WIND GUST
07/12/02 TULSA MEASURED GUST REPORTED BY
SPOTTERSpecial weather statement, Jul 12, 12:42 PM CDT, 2 hours 21 minutes before
ARZ001-002-010-011-019-020-029-OKZ049-053>076-131200- EASTERN OKLAHOMA / NORTHWEST ARKANSAS HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TULSA OK 1242 PM CDT FRI JUL 12 2002 ...SEVERE THUNDERSTORMS POSSIBLE ACROSS A GOOD PORTION OF EASTERN OKLAHOMA AND NORTHWEST ARKANSAS THROUGH THIS EVENING... STRONG TO SEVERE THUNDERSTORMS HAVE DEVELOPED ALONG A COLD FRONT THAT IS CURRENTLY MOVING ACROSS NORTHERN OKLAHOMA. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG THE COLD FRONT AND OUTFLOW BOUNDARIES THIS AFTERNOON AND EVENING. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE WITH WIND GUSTS TO 70 MPH THE PRIMARY THREAT. LARGE HAIL WILL ALSO BE POSSIBLE. .DISCUSSION... A COLD FRONT WAS MOVING ACROSS NORTHERN OKLAHOMA EARLY THIS AFTERNOON. STRONG TO SEVERE WILL CONTINUE TO DEVELOP ALONG THE COLD FRONT AND ANY OUTFLOW BOUNDARIES IN PLACE ACROSS THE AREA. THE AIRMASS AHEAD OF THE FRONT IS RATHER UNSTABLE WITH CAPE VALUES IN THE 3000 TO 4000 J/KG RANGE WITH VERY LITTLE CAP IN PLACE. WITH SUCH AN UNSTABLE AIRMASS IN PLACE...70 MPH DOWNBURST WINDS WILL BE POSSIBLE. THE THREAT FOR SEVERE WEATHER WILL DIMINISH AFTER SUNSET AS WE LOSE THE HEAT OF THE DAY AND THE AIRMASS BECOMES MORE STABLE. RELATED GRAPHICAL INFORMATION CAN BE FOUND AT... WWW.SRH.NOAA.GOV/TULSA
Special weather statement, Jul 12, 2:36 PM CDT, 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 236 PM CDT FRI JUL 12 2002 OKZ060>062-064>067-121955- CREEK-MAYES-OKFUSKEE-OKMULGEE-ROGERS-TULSA-WAGONER- 236 PM CDT FRI JUL 12 2002 SEVERE THUNDERSTORM WATCH NUMBER 506 HAS BEEN CANCELLED FOR THE FOLLOWING COUNTIES IN EASTERN OKLAHOMA: CREEK...MAYES... OKFUSKEE...OKMULGEE...ROGERS...TULSA AND WAGONER. ARZ001-002-010-011-019-020-029-OKZ049-063-068>076-121955- ADAIR-BENTON-CARROLL-CHEROKEE-CRAWFORD-DELAWARE-FRANKLIN-HASKELL- LATIMER-LE FLORE-MADISON-MCINTOSH-MUSKOGEE-PITTSBURG-PUSHMATAHA- SEBASTIAN-SEQUOYAH-WASHINGTON AR- 236 PM CDT FRI JUL 12 2002 SEVERE THUNDERSTORM WATCH NUMBER 506 CONTINUES UNTIL 500 PM FOR THE FOLLOWING COUNTIES IN EASTERN OKLAHOMA: ADAIR...CHEROKEE... DELAWARE...HASKELL..LATIMER...LE FLORE...MCINTOSH...MUSKOGEE... PITTSBURG...PUSHMATAHA...AND SEQUOYAH. SEVERE THUNDERSTORM WATCH NUMBER 506 CONTINUES UNTIL 500 PM FOR THE FOLLOWING COUNTIES IN NORTHWEST ARKANSAS: BENTON...CARROLL... CRAWFORD...FRANKLIN...MADISON...SEBASTIAN AND WASHINGTON.
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.