Alert archive / Mississippi / Special Weather Statements in 2021
Special Weather Statement, NWS Memphis, TN
NWS Memphis, TN issued this special weather statement at Jul 11, 2021, 5:40 PM CDT for Monroe 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
- Jul 11, 2021, 5:40 PM CDT (22:40 UTC)
- Expired
- Jul 11, 2021, 6:15 PM CDT
- In force
- 35 min
- Issued by
- NWS Memphis, TN
County Monroe County, MS
The radar
The Columbus AFB radar (KGWX), 8 km from the middle of the area, began a volume at 22:44 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
Birmingham, AL (KBMX), launched 12:00Z, 10.7 hours before the alert went out and 169 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
- 1204 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 527 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- 5 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 Memphis, TN wrote its last area forecast discussion before this special weather statement went out at Jul 11, 3:00 PM CDT, 2 hours 40 minutes earlier.
Area forecast discussion, Jul 11, 3:00 PM CDT, 2 hours 40 minutes before
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</html>Hazardous weather outlook, Jul 11, 3:25 PM CDT, 2 hours 15 minutes before
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</html>In the hours before
Local storm report, Jul 11, 12:15 PM CDT, 5 hours 25 minutes before
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</html>Special weather statement, Jul 11, 5:40 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Memphis, TN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 4:23 AM CDT | Special Weather Statement | MEG | Benton, Marshall | 37 min |
| Jul 11, 4:27 AM CDT | Areal Flood Advisory | MEG | DeSoto, Marshall, Tunica | 3 hr |
| Jul 11, 5:09 AM CDT | Flash Flood Warning | MEG | Benton, DeSoto, Marshall | 2 hr |
| Jul 11, 6:15 PM CDT | Special Weather Statement | MEG | Monroe | 30 min |
| Jul 10, 11:21 PM CDT | Special Weather Statement | MEG | Lake | 24 min |
| Jul 10, 11:46 PM CDT | Special Weather Statement | MEG | Dyer, Lake, Obion | 44 min |
| Jul 10, 11:55 PM CDT | Severe Thunderstorm Warning | MEG | Lauderdale, Tipton | 50 min |
| Jul 11, 12:24 AM CDT | Severe Thunderstorm Warning | MEG | Crockett, Fayette, Haywood, Lauderdale, Shelby, Tipton | 51 min |
| Jul 11, 12:28 AM CDT | Special Weather Statement | MEG | Dyer, Gibson, Lake, Obion, Weakley | 47 min |
| Jul 11, 1:09 AM CDT | Special Weather Statement | MEG | Carroll, Gibson, Henry, Weakley | 51 min |
| Jul 11, 1:13 AM CDT | Special Weather Statement | MEG | Crockett, Fayette, Haywood, Madison | 32 min |
| Jul 11, 1:18 AM CDT | Special Weather Statement | MEG | Shelby | 27 min |
| Jul 11, 2:52 AM CDT | Areal Flood Advisory | MEG | Shelby | 3 hr |
| Jul 11, 3:12 AM CDT | Flash Flood Warning | MEG | Shelby | 3 hr |
| Jul 11, 4:15 AM CDT | Areal Flood Advisory | MEG | Fayette, Hardeman | 3 hr |
| Jul 10, 10:15 PM CDT | Special Weather Statement | MEG | Clay | 30 min |
| Jul 10, 10:34 PM CDT | Severe Thunderstorm Warning | MEG | Clay | 41 min |
| Jul 10, 11:16 PM CDT | Special Weather Statement | MEG | Craighead | 29 min |
| Jul 10, 11:30 PM CDT | Special Weather Statement | MEG | Craighead, Mississippi, Poinsett | 45 min |
| Jul 11, 1:47 AM CDT | Special Weather Statement | MEG | Lee, St. Francis | 28 min |
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.