Alert archive / Mississippi / Special Weather Statements in 2021
Special Weather Statement, NWS Jackson, MS
NWS Jackson, MS issued this special weather statement at Apr 15, 2021, 3:34 AM CDT for Copiah County, Mississippi. It was in force for 56 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
- Apr 15, 2021, 3:34 AM CDT (08:34 UTC)
- Expired
- Apr 15, 2021, 4:30 AM CDT
- In force
- 56 min
- Issued by
- NWS Jackson, MS
County Copiah County, MS
The radar
The Jackson/Brandon,MS radar (KDGX), 92 km from the middle of the area, began a volume at 08:38 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 nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 8.6 hours before the alert went out and 88 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 483 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Jackson, MS wrote its last area forecast discussion before this special weather statement went out at Apr 15, 12:52 AM CDT, 2 hours 42 minutes earlier.
Area forecast discussion, Apr 15, 12:52 AM CDT, 2 hours 42 minutes before
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</html>Hazardous weather outlook, Apr 14, 3:03 PM CDT, 12 hours 31 minutes before
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<div class="status" id="status">Temporary Notice</div>
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</html>In the hours before
Special weather statement, Apr 15, 3:34 AM CDT, 0 minutes before
Special Weather Statement National Weather Service Jackson MS 334 AM CDT Thu Apr 15 2021 MSZ053-054-059-062-150930- Jefferson MS-Copiah MS-Lincoln MS-Claiborne MS- 334 AM CDT Thu Apr 15 2021 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN CLAIBORNE... NORTHWESTERN LINCOLN...NORTHEASTERN JEFFERSON AND SOUTHWESTERN COPIAH COUNTIES UNTIL 430 AM CDT... At 334 AM CDT, Meteorologists were tracking a strong thunderstorm over Blue Hill, or 29 miles northwest of Brookhaven, moving east at 35 mph. Nickel size hail and winds in excess of 40 mph will be possible with this storm. This strong thunderstorm will be near... Mcbride, Peyton and Union Church around 345 AM CDT. Pleasant Hill around 350 AM CDT. Allen around 355 AM CDT. Barlow around 400 AM CDT. Glancy around 410 AM CDT. Hazlehurst, Wesson and Martinsville around 420 AM CDT. Other locations impacted by this storm include Beauregard. PRECAUTIONARY/PREPAREDNESS ACTIONS... High winds can bring down trees and large limbs resulting in serious injury or property damage. Exercise extreme caution when outdoors during such strong winds...and be especially aware of older trees. && LAT...LON 3167 9099 3186 9101 3191 9037 3168 9035 TIME...MOT...LOC 0834Z 265DEG 32KT 3178 9089 22
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 14, 9:47 PM CDT | River Flood Warning | JAN | Franklin | 13 hr |
| Apr 15, 4:32 AM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence | 22 min |
| Apr 15, 5:20 AM CDT | Special Weather Statement | JAN | Jones | 55 min |
| Apr 15, 1:36 PM CDT | Flash Flood Watch | JAN | Adams, Covington, Forrest, Franklin, Jefferson Davis, Jones and 4 more | 39 hr |
Nearby
Special Weather Statements in Mississippi, 2021Every special weather statement 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.