Alert archive / Mississippi / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 7, NWS New Orleans, LA
NWS New Orleans, LA issued this severe thunderstorm warning at Mar 17, 2021, 8:20 PM CDT for Hancock County, Harrison County, Pearl River County, Mississippi. It was in force for 26 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, 8:20 PM CDT (01:20 UTC)
- Expired
- Mar 17, 2021, 8:46 PM CDT
- In force
- 26 min
- Issued by
- NWS New Orleans, LA
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Hancock County, MS, Harrison County, MS, Pearl River County, MS
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, 2:38 PM CDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 1.3 hours before the alert went out and 57 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
- 1681 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 710 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 171 m²/s²
- 0-3 km storm-relative helicity
- 168 m²/s²
- Significant tornado parameter
- 2.4
- Supercell composite
- 9.7
The text
As transmitted.
081
WUUS54 KLIX 180120
SVRLIX
MSC045-047-109-180200-
/O.NEW.KLIX.SV.W.0007.210318T0120Z-210318T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service New Orleans LA
820 PM CDT Wed Mar 17 2021
The National Weather Service in New Orleans has issued a
* Severe Thunderstorm Warning for...
Northwestern Harrison County in southeastern Mississippi...
Northern Hancock County in southern Mississippi...
Southeastern Pearl River County in southern Mississippi...
* Until 900 PM CDT.
* At 820 PM CDT, severe thunderstorms were located along a line
extending from 7 miles southeast of Poplarville to 6 miles
northwest of Kiln, moving northeast at 45 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Saucier and Kiln.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 900 PM CDT for southern and
southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3065 8934 3065 8925 3068 8924 3067 8896
3042 8945 3042 8962 3086 8950 3094 8934
TIME...MOT...LOC 0120Z 238DEG 41KT 3079 8943 3050 8949
HAIL...0.75IN
WIND...60MPH
$$
KLG2 follow-up statements
529
WWUS54 KLIX 180130
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
830 PM CDT Wed Mar 17 2021
MSC045-047-109-180200-
/O.CON.KLIX.SV.W.0007.000000T0000Z-210318T0200Z/
Harrison MS-Hancock MS-Pearl River MS-
830 PM CDT Wed Mar 17 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR NORTHWESTERN HARRISON...NORTHEASTERN HANCOCK AND EAST CENTRAL
PEARL RIVER COUNTIES...
At 830 PM CDT, severe thunderstorms were located along a line
extending from 11 miles west of Wiggins to 9 miles north of Kiln,
moving northeast at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Saucier.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 900 PM CDT for southern and
southeastern Mississippi.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3065 8934 3065 8925 3068 8924 3067 8904
3054 8933 3054 8944 3085 8942 3091 8934
TIME...MOT...LOC 0130Z 238DEG 41KT 3084 8933 3055 8939
HAIL...1.00IN
WIND...60MPH
$$
KLG352
WWUS54 KLIX 180146
SVSLIX
Severe Weather Statement
National Weather Service New Orleans LA
846 PM CDT Wed Mar 17 2021
MSC045-047-109-180156-
/O.CAN.KLIX.SV.W.0007.000000T0000Z-210318T0200Z/
Harrison MS-Hancock MS-Pearl River MS-
846 PM CDT Wed Mar 17 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HARRISON...
NORTHEASTERN HANCOCK AND EAST CENTRAL PEARL RIVER COUNTIES IS
CANCELLED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 900 PM CDT for southern and
southeastern Mississippi.
LAT...LON 3065 8934 3065 8925 3068 8924 3067 8904
3054 8933 3054 8944 3085 8942 3091 8934
TIME...MOT...LOC 0144Z 238DEG 41KT 3093 8917 3064 8923
$$
KLGThe office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 17, 8:00 PM CDT | Special Weather Statement | LIX | Hancock, Pearl River | 45 min |
| Mar 17, 8:49 PM CDT | Special Weather Statement | LIX | Hancock | 26 min |
| Mar 17, 9:17 PM CDT | Special Weather Statement | LIX | Hancock, Harrison | 58 min |
| Mar 17, 9:54 PM CDT | Severe Thunderstorm Warning | LIX | Harrison, Jackson | 51 min |
| Mar 17, 10:38 PM CDT | Special Weather Statement | LIX | Jackson | 67 min |
| Mar 18, 10:35 AM CDT | River Flood Warning | LIX | Hancock, Pearl River | 60 days |
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.