Alert archive / Mississippi / Special Weather Statements in 2017
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at May 21, 2017, 5:59 PM CDT for Perry County, Wayne County, Mississippi. It was in force for 46 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 21, 2017, 5:59 PM CDT (22:59 UTC)
- Expired
- May 21, 2017, 6:45 PM CDT
- In force
- 46 min
- Issued by
- NWS Mobile, AL
Counties Perry County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 89 km from the middle of the area, began a volume at 23:03 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 11.0 hours before the alert went out and 124 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
- 2627 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 556 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.7
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 Mobile, AL wrote its last area forecast discussion before this special weather statement went out at May 21, 4:51 PM CDT, 1 hour 8 minutes earlier.
Area forecast discussion, May 21, 4:51 PM CDT, 1 hour 8 minutes before
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</html>Hazardous weather outlook, May 21, 5:01 PM CDT, 58 minutes before
Hazardous Weather Outlook National Weather Service Mobile AL 501 PM CDT Sun May 21 2017 ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-222215- Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw- Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central- Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland- Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal- Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George- 501 PM CDT Sun May 21 2017 This Hazardous Weather Outlook is for portions of south central Alabama...southwest Alabama...northwest Florida and southeast Mississippi. .DAY ONE...Tonight Thunderstorms are possible tonight. An isolated strong to severe storm is possible with the main threat being strong to damaging winds. Organized severe weather is not expected. Additional rain may again cause localized nuisance to minor flooding. A high risk of rip currents for area beaches remains in effect through tonight. .DAYS TWO THROUGH SEVEN...Monday through Saturday A Flash Flood Watch is in effect Monday afternoon through Wednesday morning. Multiple rounds of widespread to numerous showers and storms are expected through Wednesday. Rainfall totals of 3 to 4 inches with locally higher amounts are possible. This additional rainfall will likely exacerbate the already saturated ground across the region, which may lead to flash flooding. Strong to possibly severe storms are possible Monday into Monday night with the primary threat being damaging winds. .SPOTTER INFORMATION STATEMENT... Activation of SkyWarn Severe Storm Spotter networks may be necessary through Saturday. GMZ630>635-650-655-670-675-222215- Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound- Perdido Bay-Pensacola Bay System-Choctawhatchee Bay- Coastal waters from Pensacola FL to Pascagoula MS out 20 NM- Coastal waters from Destin to Pensacola FL out 20 NM- Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM- Waters from Destin to Pensacola FL from 20 to 60 NM- 501 PM CDT Sun May 21 2017 This Hazardous Weather Outlook is for portions of the coastal waters of Alabama and northwest Florida. .DAY ONE...Tonight Moderate winds will create hazardous conditions for small craft. .DAYS TWO THROUGH SEVEN...Monday through Saturday A front moving over area coastal waters on Wednesday will bring moderate to strong offshore winds later Wednesday through Wednesday night, again creating hazardous conditions for small craft.
In the hours before
Special weather statement, May 21, 5:59 PM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 7:06 PM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| May 20, 7:19 PM CDT | Special Weather Statement | MOB | Mobile | 41 min |
| May 20, 7:38 PM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| May 20, 7:46 PM CDT | Special Weather Statement | MOB | Mobile | 44 min |
| May 20, 8:09 PM CDT | Special Weather Statement | MOB | Baldwin, Mobile | 51 min |
| May 20, 8:12 PM CDT | Special Weather Statement | MOB | Baldwin | 48 min |
| May 20, 8:17 PM CDT | Special Marine Warning | MOB | 88 min | |
| May 20, 8:21 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 39 min |
| May 20, 8:25 PM CDT | Flash Flood Warning | MOB | Mobile | 6 hr |
| May 20, 8:56 PM CDT | Flash Flood Watch | MOB | Baldwin, Escambia, Mobile | 7 hr |
| May 20, 9:02 PM CDT | Flash Flood Warning | MOB | Baldwin, Escambia | 6 hr |
| May 20, 9:07 PM CDT | Special Weather Statement | MOB | Baldwin, Escambia | 53 min |
| May 20, 9:23 PM CDT | Special Marine Warning | MOB | 52 min | |
| May 20, 9:26 PM CDT | Special Marine Warning | MOB | 2 hr | |
| May 20, 10:21 PM CDT | Areal Flood Advisory | MOB | Baldwin, Conecuh, Covington, Escambia | 3 hr |
| May 20, 10:25 PM CDT | Special Weather Statement | MOB | Covington | 65 min |
| May 20, 10:34 PM CDT | Special Marine Warning | MOB | 116 min | |
| May 20, 10:58 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 47 min |
| May 20, 11:14 PM CDT | Areal Flood Advisory | MOB | Covington, Crenshaw | 3 hr |
| May 20, 11:40 PM CDT | Special Marine Warning | MOB | 2 hr | |
| May 20, 11:59 PM CDT | Areal Flood Warning | MOB | Baldwin, Clarke, Mobile, Washington | 12 hr |
| May 21, 12:18 AM CDT | Special Marine Warning | MOB | 57 min | |
| May 21, 1:30 AM CDT | Areal Flood Warning | MOB | Mobile | 12 hr |
| May 21, 1:55 AM CDT | Special Marine Warning | MOB | 95 min | |
| May 21, 3:21 PM CDT | Flash Flood Watch | MOB | Baldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 6 more | 47 hr |
| May 20, 10:17 PM CDT | Severe Thunderstorm Warning | MOB | Okaloosa | 43 min |
| May 20, 11:30 PM CDT | Flash Flood Warning | MOB | Okaloosa, Santa Rosa | 6 hr |
| May 20, 7:59 PM CDT | Areal Flood Advisory | MOB | George, Stone | 3 hr |
Nearby
Special Weather Statements in Mississippi, 2017Every special weather statement in 2017
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.