Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 10, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Mar 17, 2021, 2:03 PM CDT for Wayne County, Mississippi. It was in force for 42 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
- Mar 17, 2021, 2:03 PM CDT (19:03 UTC)
- Expired
- Mar 17, 2021, 2:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Wayne County, MS
The radar
The Mobile radar (KMOB), 130 km from the middle of the area, began a volume at 19:04 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 |
|---|---|---|---|
| Mar 17, 11:36 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 7.1 hours before the alert went out and 145 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
- 687 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 218 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.9
The text
As transmitted.
897
WUUS54 KMOB 171903
SVRMOB
MSC153-171945-
/O.NEW.KMOB.SV.W.0010.210317T1903Z-210317T1945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
203 PM CDT Wed Mar 17 2021
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Northern Wayne County in southeastern Mississippi...
* Until 245 PM CDT.
* At 202 PM CDT, a severe thunderstorm was located 5 miles northwest
of Waynesboro, moving northeast at 45 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...
Waynesboro.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 PM CDT for southwestern
Alabama...and southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3184 8878 3183 8876 3185 8871 3185 8865
3188 8852 3185 8847 3172 8847 3156 8876
3167 8888
TIME...MOT...LOC 1902Z 228DEG 41KT 3173 8871
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
217
WWUS54 KMOB 171924
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
224 PM CDT Wed Mar 17 2021
MSC153-171945-
/O.CON.KMOB.SV.W.0010.000000T0000Z-210317T1945Z/
Wayne MS-
224 PM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM CDT
FOR NORTHERN WAYNE COUNTY...
At 224 PM CDT, a severe thunderstorm was located 10 miles northeast
of Waynesboro, moving northeast at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Waynesboro.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 700 PM CDT for southwestern
Alabama...and southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3184 8878 3183 8876 3185 8871 3185 8865
3188 8852 3185 8847 3172 8847 3156 8876
3167 8888
TIME...MOT...LOC 1924Z 225DEG 35KT 3181 8855
HAIL...1.50IN
WIND...60MPH
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 9:23 PM CDT | Areal Flood Warning | MOB | Wayne | 16 hr |
| Mar 17, 4:27 AM CDT | Flash Flood Watch | MOB | Wayne | 18 hr |
| Mar 17, 10:28 AM CDT | River Flood Warning | MOB | George, Greene, Wayne | 21 days |
| Mar 17, 10:32 AM CDT | River Flood Warning | MOB | George, Greene, Perry | 18 days |
| Mar 17, 11:41 AM CDT | Special Weather Statement | MOB | Wayne | 49 min |
| Mar 17, 11:58 AM CDT | Tornado Warning | MOB | Wayne | 47 min |
| Mar 17, 12:59 PM CDT | Severe Thunderstorm Warning | MOB | Wayne | 46 min |
| Mar 17, 1:30 PM CDT | Tornado Warning | MOB | Wayne | 45 min |
| Mar 17, 2:19 PM CDT | Flash Flood Warning | MOB | Wayne | 6 hr |
| Mar 17, 2:34 PM CDT | Severe Thunderstorm Warning | MOB | Wayne | 56 min |
| Mar 17, 3:28 PM CDT | Severe Thunderstorm Warning | MOB | Wayne | 47 min |
| Mar 17, 3:46 PM CDT | Tornado Warning | MOB | Wayne | 44 min |
| Mar 17, 4:04 PM CDT | Tornado Warning | MOB | Wayne | 26 min |
| Mar 17, 6:19 PM CDT | Severe Thunderstorm Warning | MOB | Greene, Perry, Wayne | 56 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.