Alert archive / Arkansas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 187, NWS Memphis, TN
NWS Memphis, TN issued this severe thunderstorm warning at Oct 15, 2021, 4:46 PM CDT for Cross County, Lee County, St. Francis County, Arkansas. It was in force for 44 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 15, 2021, 4:46 PM CDT (21:46 UTC)
- Expired
- Oct 15, 2021, 5:30 PM CDT
- In force
- 44 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Cross County, AR, Lee County, AR, St. Francis County, AR
The radar
The Memphis radar (KNQA), 113 km from the middle of the area, began a volume at 21:49 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 |
|---|---|---|---|
| Oct 15, 12:28 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 9.8 hours before the alert went out and 99 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
- 567 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 671 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 55 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted.
439
WUUS54 KMEG 152146
SVRMEG
ARC037-077-123-152230-
/O.NEW.KMEG.SV.W.0187.211015T2146Z-211015T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Memphis TN
446 PM CDT Fri Oct 15 2021
The National Weather Service in Memphis has issued a
* Severe Thunderstorm Warning for...
Northwestern Lee County in eastern Arkansas...
St. Francis County in eastern Arkansas...
Southwestern Cross County in eastern Arkansas...
* Until 530 PM CDT.
* At 446 PM CDT, a severe thunderstorm was located near Brinkley,
moving east at 20 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.
* Locations impacted include...
Forrest City, Wynne, Madison, Palestine, Village Creek State Park,
Caldwell, Colt, Wheatley, Widener, Haynes, New Salem, Cody, Oak
Forest, Slonikers Mill, Fitzgerald Crossing, Westor, New Castle,
Soudan, Goodwin and McElroy.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3500 9115 3500 9104 3517 9104 3525 9070
3478 9057 3481 9110 3487 9110 3487 9112
3491 9112 3491 9115
TIME...MOT...LOC 2146Z 262DEG 18KT 3493 9123
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
SWB1 follow-up statement
419 WWUS54 KMEG 152219 SVSMEG Severe Weather Statement National Weather Service Memphis TN 519 PM CDT Fri Oct 15 2021 ARC037-077-123-152230- /O.CON.KMEG.SV.W.0187.000000T0000Z-211015T2230Z/ Lee AR-St. Francis AR-Cross AR- 519 PM CDT Fri Oct 15 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR NORTHWESTERN LEE...CENTRAL ST. FRANCIS AND SOUTHWESTERN CROSS COUNTIES... At 519 PM CDT, a severe thunderstorm was located near Wheatley, or 7 miles west of Palestine, moving east at 20 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Forrest City, Wynne, Madison, Palestine, Village Creek State Park, Caldwell, Colt, Widener, Haynes, New Salem, Cody, Slonikers Mill, Fitzgerald Crossing, Westor, New Castle, Soudan, McElroy, Heustess, Ball Point and Tongin. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3481 9100 3517 9101 3525 9070 3478 9057 TIME...MOT...LOC 2219Z 262DEG 18KT 3495 9103 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ SWB
The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 15, 3:35 PM CDT | Severe Thunderstorm Warning | MEG | Craighead, Poinsett | 18 min |
| Oct 15, 3:54 PM CDT | Special Weather Statement | MEG | Craighead, Poinsett | 36 min |
| Oct 15, 4:25 PM CDT | Special Weather Statement | MEG | Mississippi | 35 min |
| Oct 15, 4:42 PM CDT | Severe Thunderstorm Warning | MEG | Mississippi | 48 min |
| Oct 15, 4:55 PM CDT | Tornado Warning | MEG | Mississippi | 23 min |
| Oct 15, 5:31 PM CDT | Severe Thunderstorm Warning | MEG | Crittenden, Lee, St. Francis | 44 min |
| Oct 15, 5:56 PM CDT | Tornado Warning | MEG | Crittenden, Lee, St. Francis | 18 min |
Nearby
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.