Alert archive / Arkansas / Tornado Warnings in 2009
Tornado Warning 34, NWS Tulsa, OK
NWS Tulsa, OK issued this tornado warning at Sep 21, 2009, 3:00 PM CDT for Madison County, Washington County, Arkansas. It was in force for 45 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
- Sep 21, 2009, 3:00 PM CDT (20:00 UTC)
- Expired
- Sep 21, 2009, 3:45 PM CDT
- In force
- 45 min
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
Counties Madison County, AR, Washington County, AR
The radar
The Western Arkansas radar (KSRX), 79 km from the middle of the area, began a volume at 20:00 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 21, 2:00 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 8.0 hours before the alert went out and 111 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
- 1353 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 766 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 86 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 212000 TORTSA ARC087-143-212045- /O.NEW.KTSA.TO.W.0034.090921T2000Z-090921T2045Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TULSA OK 300 PM CDT MON SEP 21 2009 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * TORNADO WARNING FOR... WESTERN MADISON COUNTY IN NORTHWEST ARKANSAS EASTERN WASHINGTON COUNTY IN NORTHWEST ARKANSAS * UNTIL 345 PM CDT * AT 259 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES WEST OF CROSSES...MOVING EAST AT 10 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...CROSSES... DELANEY AND PATRICK. 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 3599 9388 3585 9382 3582 9404 3588 9406 TIME...MOT...LOC 2000Z 248DEG 11KT 3585 9403 $$
3 follow-up statements
000 WWUS54 KTSA 212011 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 311 PM CDT MON SEP 21 2009 ARC087-143-212045- /O.CON.KTSA.TO.W.0034.000000T0000Z-090921T2045Z/ WASHINGTON AR-MADISON AR- 311 PM CDT MON SEP 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR WESTERN MADISON AND EASTERN WASHINGTON COUNTIES... AT 309 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED NEAR CROSSES...MOVING NORTHEAST AT 15 MPH. RADAR INDICATED STRONG ROTATION WITH A SECOND SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED 4 MILES NORTHEAST OF CROSSES AND WAS MOVING NORTHEAST AT 15 MPH. SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...DELANEY AND CROSSES. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THESE STORMS...TAKE COVER NOW IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS && LAT...LON 3585 9400 3590 9403 3599 9388 3585 9382 TIME...MOT...LOC 2009Z 238DEG 13KT 3588 9398 $$
000 WWUS54 KTSA 212023 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 323 PM CDT MON SEP 21 2009 ARC143-212033- /O.CAN.KTSA.TO.W.0034.000000T0000Z-090921T2045Z/ WASHINGTON AR- 323 PM CDT MON SEP 21 2009 ...THE TORNADO WARNING FOR EASTERN WASHINGTON COUNTY IS CANCELLED... LAT...LON 3589 9394 3595 9394 3599 9388 3589 9384 TIME...MOT...LOC 2023Z 237DEG 13KT 3592 9390 $$ ARC087-212045- /O.CON.KTSA.TO.W.0034.000000T0000Z-090921T2045Z/ MADISON AR- 323 PM CDT MON SEP 21 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR WESTERN MADISON COUNTY... AT 322 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS LOCATED OVER WESTERN MADISON COUNTY...MOVING NORTHEAST AT 15 MPH. THE WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE NEAR THE PATH OF THIS STORM...TAKE COVER NOW IF NO UNDERGROUND SHELTER IS AVAILABLE MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS && LAT...LON 3589 9394 3595 9394 3599 9388 3589 9384 TIME...MOT...LOC 2023Z 237DEG 13KT 3592 9390 $$
000 WWUS54 KTSA 212037 SVSTSA SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TULSA OK 337 PM CDT MON SEP 21 2009 ARC087-212046- /O.EXP.KTSA.TO.W.0034.000000T0000Z-090921T2045Z/ MADISON AR- 337 PM CDT MON SEP 21 2009 ...THE TORNADO WARNING FOR WESTERN MADISON COUNTY EXPIRES AT 345 PM CDT... THE THUNDERSTORM HAS MOVED OUT OF THE WARNED AREA...THEREFORE THE TORNADO WARNING WILL BE ALLOWED TO EXPIRE. LARGE HAIL AND STRONG WINDS WILL REMAIN POSSIBLE WITH THIS THUNDERSTORM. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM. LAT...LON 3589 9394 3595 9394 3599 9388 3589 9384 TIME...MOT...LOC 2036Z 237DEG 13KT 3594 9385 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 2:31 PM CDT | Special Weather Statement | TSA | Washington | 44 min |
| Sep 21, 2:52 PM CDT | Severe Thunderstorm Warning | TSA | Madison, Washington | 53 min |
| Sep 21, 3:40 PM CDT | Severe Thunderstorm Warning | TSA | Carroll, Madison | 18 min |
| Sep 21, 3:48 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 57 min |
| Sep 21, 4:34 PM CDT | Severe Thunderstorm Warning | TSA | Madison | 18 min |
| Sep 21, 4:42 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Washington | 63 min |
| Sep 21, 5:29 PM CDT | Special Weather Statement | TSA | Madison | 31 min |
| Sep 21, 5:46 PM CDT | Severe Thunderstorm Warning | TSA | Benton, Washington | 59 min |
| Sep 21, 6:02 PM CDT | Severe Thunderstorm Warning | TSA | Crawford, Franklin, Madison | 58 min |
| Sep 21, 6:21 PM CDT | Special Weather Statement | TSA | Washington | 24 min |
| Sep 21, 6:57 PM CDT | Areal Flood Advisory | TSA | Benton, Carroll, Madison, Washington | 3 hr |
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.