Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 294, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Dec 29, 2021, 4:53 PM CST for Ashley County, Arkansas. It was in force for 33 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
- Dec 29, 2021, 4:53 PM CST (22:53 UTC)
- Expired
- Dec 29, 2021, 5:26 PM CST
- In force
- 33 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
County Ashley County, AR
The radar
The Little Rock radar (KLZK), 188 km from the middle of the area, began a volume at 22:55 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 |
|---|---|---|---|
| Dec 29, 12:05 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Shreveport, LA (KSHV), launched 12:00Z, 10.9 hours before the alert went out and 179 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
- 272 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- -4 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.5
The text
As transmitted.
199
WUUS54 KJAN 292253
SVRJAN
ARC003-300000-
/O.NEW.KJAN.SV.W.0294.211229T2253Z-211230T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jackson MS
453 PM CST Wed Dec 29 2021
The National Weather Service in Jackson has issued a
* Severe Thunderstorm Warning for...
Ashley County in southeastern Arkansas...
* Until 600 PM CST.
* At 453 PM CST, a severe thunderstorm was located near Huttig,
moving east at 50 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Crossett and West Crossett around 505 PM CST.
North Crossett around 510 PM CST.
Hamburg around 520 PM CST.
Snyder around 535 PM CST.
Portland and Montrose around 540 PM CST.
Other locations impacted by this severe thunderstorm include
Blanchton.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 PM CST for southeastern
Arkansas.
For your protection move to an interior room on the lowest floor of a
building.
A Tornado Watch remains in effect until 700 PM CST for southeastern
Arkansas.
&&
LAT...LON 3312 9212 3315 9211 3316 9214 3319 9213
3319 9214 3321 9213 3321 9208 3324 9209
3325 9207 3339 9149 3339 9146 3308 9146
3301 9207 3303 9209 3303 9211 3307 9211
3307 9213 3310 9214
TIME...MOT...LOC 2253Z 252DEG 43KT 3311 9215
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
222 follow-up statements
484
WWUS54 KJAN 292313
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
513 PM CST Wed Dec 29 2021
ARC003-300000-
/O.CON.KJAN.SV.W.0294.000000T0000Z-211230T0000Z/
Ashley AR-
513 PM CST Wed Dec 29 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CST
FOR CENTRAL ASHLEY COUNTY...
At 513 PM CST, a severe thunderstorm was located over Crossett,
moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe storm will be near...
Berlin around 530 PM CST.
Hamburg around 535 PM CST.
Parkdale and Snyder around 550 PM CST.
Portland around 555 PM CST.
Montrose around 600 PM CST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 PM CST for southeastern
Arkansas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3319 9203 3339 9149 3339 9146 3308 9146
3302 9201
TIME...MOT...LOC 2313Z 251DEG 35KT 3310 9197
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
22536
WWUS54 KJAN 292326
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
526 PM CST Wed Dec 29 2021
ARC003-292336-
/O.CAN.KJAN.SV.W.0294.000000T0000Z-211230T0000Z/
Ashley AR-
526 PM CST Wed Dec 29 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ASHLEY COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 700 PM CST for southeastern
Arkansas.
LAT...LON 3319 9203 3339 9149 3339 9146 3308 9146
3302 9201
TIME...MOT...LOC 2325Z 252DEG 43KT 3315 9179
$$
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Severe Thunderstorm Warnings in Arkansas, 2021Every severe thunderstorm warning in 2021
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.