Alert archive / Mississippi / Tornado Warnings in 2007
Tornado Warning 95, NWS Jackson, MS
NWS Jackson, MS issued this tornado warning at Oct 22, 2007, 4:30 PM CDT for Washington County, Mississippi; Chicot County, Arkansas. It was in force for 30 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
- Oct 22, 2007, 4:30 PM CDT (21:30 UTC)
- Expired
- Oct 22, 2007, 5:00 PM CDT
- In force
- 30 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
Counties Chicot County, AR, Washington County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 143 km from the middle of the area, began a volume at 21:30 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
Jackson, MS (KJAN), launched 12:00Z, 9.5 hours before the alert went out and 134 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
- 279 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 581 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 191 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS54 KJAN 222129
TORJAN
ARC017-MSC151-222200-
/O.NEW.KJAN.TO.W.0095.071022T2130Z-071022T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
430 PM CDT MON OCT 22 2007
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
* TORNADO WARNING FOR...
WASHINGTON COUNTY IN NORTHWEST MISSISSIPPI...
THIS INCLUDES THE CITIES OF...AVON...LELAND...
SOUTHEASTERN CHICOT COUNTY IN SOUTHEAST ARKANSAS...
* UNTIL 500 PM CDT
* AT 430 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO NEAR AVON...MOVING NORTHEAST AT 15 MPH.
* THE TORNADO WILL BE NEAR...
WAYSIDE BY 440 PM CDT...
8 MILES NORTHWEST OF ESTILL BY 450 PM CDT...
6 MILES SOUTH OF LELAND AND 8 MILES WEST OF TRIBBETT BY 500 PM
CDT...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
LAT...LON 3348 9095 3334 9076 3331 9077 3302 9109
3302 9113 3303 9115 3312 9119 3325 9116
TIME...MOT...LOC 2130Z 223DEG 17KT 3322 9105
$$
AEG1 follow-up statement
000
WWUS54 KJAN 222149
SVSJAN
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
448 PM CDT MON OCT 22 2007
ARC017-MSC151-222200-
/O.CON.KJAN.TO.W.0095.000000T0000Z-071022T2200Z/
CHICOT AR-WASHINGTON MS-
448 PM CDT MON OCT 22 2007
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
WASHINGTON AND SOUTHEASTERN CHICOT COUNTIES...
AT 448 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS STORM WAS
LOCATED NEAR WAYSIDE...OR ABOUT 6 MILES NORTHEAST OF AVON...MOVING
NORTHEAST AT 25 MPH.
ANOTHER SEVERE THUNDERSTORM WITH STRONG ROTATION WAS ABOUT 8 MILES
WEST OF GLEN ALLAN...MOVING NORTHEAST AT 25 MPH.
LAT...LON 3348 9095 3334 9076 3331 9077 3302 9109
3302 9113 3303 9115 3312 9119 3325 9116
TIME...MOT...LOC 2148Z 222DEG 22KT 3332 9097
$$
AEGThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 22, 4:19 AM CDT | Flash Flood Watch | JAN | Adams, Claiborne, Clarke, Copiah, Covington, Forrest and 23 more | 20 hr |
| Oct 22, 4:11 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena | 34 min |
| Oct 22, 4:53 PM CDT | Tornado Warning | JAN | Issaquena, Sharkey, Washington | 52 min |
| Oct 22, 6:37 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lamar, Marion | 24 min |
| Oct 22, 6:38 PM CDT | Tornado Warning | JAN | Forrest, Lamar | 43 min |
Nearby
Tornado Warnings in Mississippi, 2007Tornado Warnings in Arkansas, 2007Every tornado warning in 2007Tornadoes in 2007
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.