Alert archive / Arkansas / Tornado Warnings in 2009
Tornado Warning 17, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Apr 29, 2009, 5:04 PM CDT for Madison County, Arkansas. It was in force for 24 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
- Apr 29, 2009, 5:04 PM CDT (22:04 UTC)
- Expired
- Apr 29, 2009, 5:28 PM CDT
- In force
- 24 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
County Madison County, AR
The radar
The Western Arkansas radar (KSRX), 105 km from the middle of the area, began a volume at 22:07 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 12:00Z, 10.1 hours before the alert went out and 96 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
- 484 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 529 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS54 KTSA 292204 TORTSA ARC087-292245- /O.NEW.KTSA.TO.W.0017.090429T2204Z-090429T2245Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 504 PM CDT WED APR 29 2009 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... MADISON COUNTY IN NORTHWEST ARKANSAS * UNTIL 545 PM CDT * AT 504 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 5 MILES SOUTHWEST OF WITTER...MOVING NORTHEAST AT 25 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WITTER... AURORA...MARBLE AND KINGSTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS && LAT...LON 3620 9367 3606 9344 3586 9374 3590 9383 TIME...MOT...LOC 2205Z 216DEG 21KT 3590 9376 $$
2 follow-up statements
000 WWUS54 KTSA 292214 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 514 PM CDT WED APR 29 2009 ARC087-292245- /O.CON.KTSA.TO.W.0017.000000T0000Z-090429T2245Z/ MADISON AR- 514 PM CDT WED APR 29 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM CDT FOR EASTERN MADISON COUNTY... AT 513 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED NEAR WITTER...MOVING NORTHEAST AT 25 MPH. THE ROTATION IN THIS STORM HAS WEAKENED SLIGHTLY...HOWEVER A QUICK RE-STRENGTHENING REMAINS POSSIBLE. SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...WITTER... AURORA...HARMONY...ALABAM...MARBLE AND KINGSTON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS && LAT...LON 3588 9372 3593 9380 3620 9367 3606 9344 TIME...MOT...LOC 2213Z 216DEG 21KT 3594 9373 $$
000 WWUS54 KTSA 292228 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 528 PM CDT WED APR 29 2009 ARC087-292238- /O.CAN.KTSA.TO.W.0017.000000T0000Z-090429T2245Z/ MADISON AR- 528 PM CDT WED APR 29 2009 ...THE TORNADO WARNING FOR EASTERN MADISON COUNTY IS CANCELLED... THE THUNDERSTORM HAS WEAKENED BELOW SEVERE LIMITS...THEREFORE THE TORNADO WARNING HAS BEEN CANCELLED. GUSTY WINDS TO 40 MPH AND PERIODS OF HEAVY RAIN WILL STILL BE POSSIBLE WITH THIS STORM AS TRACKS INTO NORTHEASTERN MADISON COUNTY. LAT...LON 3588 9372 3593 9380 3620 9367 3606 9344 TIME...MOT...LOC 2228Z 216DEG 21KT 3601 9367 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 7:19 PM CDT | Special Weather Statement | TSA | Carroll | 26 min |
| Apr 29, 2:49 AM CDT | Flash Flood Watch | TSA | Benton, Carroll, Madison, Washington | 40 hr |
| Apr 29, 4:13 PM CDT | Special Weather Statement | TSA | Franklin | 47 min |
| Apr 29, 4:31 PM CDT | Special Weather Statement | TSA | Franklin | 44 min |
| Apr 29, 4:59 PM CDT | Special Weather Statement | TSA | Madison | 46 min |
Nearby
Tornado Warnings in Arkansas, 2009Every tornado warning in 2009Tornadoes in 2009
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.