Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 174, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 9, 2021, 10:16 PM CDT for Holmes County, Humphreys County, Yazoo County, Mississippi. It was in force for 35 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
- May 9, 2021, 10:16 PM CDT (03:16 UTC)
- Expired
- May 9, 2021, 10:51 PM CDT
- In force
- 35 min
- Issued by
- NWS Jackson, MS
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Holmes County, MS, Humphreys County, MS, Yazoo County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 100 km from the middle of the area, began a volume at 03:16 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 |
|---|---|---|---|
| May 9, 7:29 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 3.3 hours before the alert went out and 92 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
- 632 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 935 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 212 m²/s²
- 0-3 km storm-relative helicity
- 205 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 1.1
The text
As transmitted.
441 WUUS54 KJAN 100316 SVRJAN MSC051-053-163-100415- /O.NEW.KJAN.SV.W.0174.210510T0316Z-210510T0415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Jackson MS 1016 PM CDT Sun May 9 2021 The National Weather Service in Jackson has issued a * Severe Thunderstorm Warning for... West central Holmes County in central Mississippi... Northwestern Yazoo County in central Mississippi... Southern Humphreys County in central Mississippi... * Until 1115 PM CDT. * At 1016 PM CDT, a severe thunderstorm was located near Midnight, or 13 miles southwest of Belzoni, moving northeast at 20 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * This severe thunderstorm will be near... Midnight around 1020 PM CDT. Other locations impacted by this severe thunderstorm include Eden, Silver City and Louise. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3325 9033 3292 9032 3292 9066 3309 9066 TIME...MOT...LOC 0316Z 243DEG 18KT 3300 9059 TORNADO...POSSIBLE HAIL...0.75IN WIND...60MPH $$ 19
2 follow-up statements
958 WWUS54 KJAN 100341 SVSJAN Severe Weather Statement National Weather Service Jackson MS 1041 PM CDT Sun May 9 2021 MSC051-053-163-100415- /O.CON.KJAN.SV.W.0174.000000T0000Z-210510T0415Z/ Holmes MS-Yazoo MS-Humphreys MS- 1041 PM CDT Sun May 9 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM CDT FOR WESTERN HOLMES...NORTH CENTRAL YAZOO AND SOUTHEASTERN HUMPHREYS COUNTIES... At 1041 PM CDT, a severe thunderstorm was located near Thornton, moving east at 30 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. This severe thunderstorm will remain over mainly rural areas of western Holmes, north central Yazoo and southeastern Humphreys Counties, including the following locations... Eden. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 3292 9032 3292 9051 3309 9051 3316 9033 TIME...MOT...LOC 0341Z 250DEG 27KT 3299 9037 TORNADO...POSSIBLE HAIL...0.75IN WIND...60MPH $$ 19
455
WWUS54 KJAN 100351
SVSJAN
Severe Weather Statement
National Weather Service Jackson MS
1051 PM CDT Sun May 9 2021
MSC051-053-163-100401-
/O.CAN.KJAN.SV.W.0174.000000T0000Z-210510T0415Z/
Holmes MS-Yazoo MS-Humphreys MS-
1051 PM CDT Sun May 9 2021
...THE SEVERE THUNDERSTORM WARNING FOR WESTERN HOLMES...NORTH CENTRAL
YAZOO AND SOUTHEASTERN HUMPHREYS COUNTIES 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. However gusty winds are
still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
central Mississippi.
LAT...LON 3292 9032 3292 9051 3309 9051 3316 9033
TIME...MOT...LOC 0349Z 243DEG 18KT 3301 9031
$$
19The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 7:32 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar, Sunflower | 73 min |
| May 9, 7:57 PM CDT | Severe Thunderstorm Warning | JAN | Clay, Webster | 43 min |
| May 9, 8:21 PM CDT | Severe Thunderstorm Warning | JAN | Lowndes | 28 min |
| May 9, 8:55 PM CDT | Special Weather Statement | JAN | Issaquena | 35 min |
| May 9, 9:06 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey, Washington | 39 min |
| May 9, 9:36 PM CDT | Severe Thunderstorm Warning | JAN | Yazoo | 37 min |
| May 9, 9:45 PM CDT | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 60 min |
| May 9, 10:12 PM CDT | Severe Thunderstorm Warning | JAN | Warren, Yazoo | 62 min |
| May 9, 10:24 PM CDT | Flash Flood Warning | JAN | Holmes, Humphreys, Sharkey, Yazoo | 86 min |
| May 9, 10:34 PM CDT | Flash Flood Warning | JAN | Carroll, Choctaw, Clay, Lowndes, Montgomery, Oktibbeha and 1 more | 78 min |
| May 9, 10:38 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 82 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 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.