Alert archive / Mississippi / Areal Flood Warnings in 2012
Areal Flood Warning 1, NWS Mobile, AL
NWS Mobile, AL issued this areal flood warning at Feb 18, 2012, 4:05 PM CST for 5 counties in Mississippi. It was in force for 34 days. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 18, 2012, 4:05 PM CST (22:05 UTC)
- Expired
- Mar 23, 2012, 2:15 PM CDT
- In force
- 34 days
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Flood severity
- None
Counties George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 75 km from the middle of the area, began a volume at 22:05 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, 10.1 hours before the alert went out and 130 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
- 449 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this areal flood warning 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 areal flood warning went out at Feb 18, 3:54 PM CST, 11 minutes earlier.
Area forecast discussion, Feb 18, 3:54 PM CST, 11 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Feb 18, 12:00 PM CST, 4 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MOBILE AL 1200 PM CST SAT FEB 18 2012 ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-191800- CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY- GREENE-STONE-GEORGE- 1200 PM CST SAT FEB 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ALABAMA...SOUTHWEST ALABAMA...NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI. .DAY ONE...THIS AFTERNOON AND TONIGHT A DEEPENING SURFACE LOW OVER THE WESTERN GULF WILL MOVE INTO CENTRAL ALABAMA BY EARLY SUNDAY MORNING. THIS FORECAST TRACK OF THE LOW CENTER CONTINUES TO RESULT IN A RISK OF SEVERE WEATHER ACROSS THE REGION. LATEST OBSERVATIONS SHOW A WARM FRONT HAS MOVED NORTHWARD INTO THE SOUTHERN HALF OF THE FORECAST AREA...RESULTING IN MORE INSTABILITY MOVING NORTHWARD INTO THE SOUTHERN ZONES. THE SEVERE WEATHER THREAT WILL GENERALLY INCREASE THROUGH THE AFTERNOON ALONG AND SOUTH OF A CHATOM TO ANDALUSIA LINE AS A SERIES OF SQUALL LINES MOVE EASTWARD OUT OF LOUISIANA AND ACROSS THE FORECAST AREA. THE PRIMARY THREAT WITHIN THE LINE OF STORMS WILL BE DAMAGING WIND GUSTS...ALTHOUGH AN ISOLATED TORNADO WILL ALSO BE POSSIBLE. THIS STORM SYSTEM IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 2 TO 4 INCHES ACROSS THE NORTH CENTRAL GULF COAST...WITH LOCALLY HIGHER TOTALS POSSIBLE...ESPECIALLY BETWEEN THE INTERSTATE 10 AND HIGHWAY 84 CORRIDORS. GIVEN THE HEAVY RAIN EXPERIENCED WEDNESDAY NIGHT...THIS ADDITIONAL HEAVY RAIN WILL INCREASE THE LIKELIHOOD OF LOCALIZED FLOODING...ESPECIALLY IN URBAN AND LOW LYING AREAS. FLOOD WATCHES REMAIN IN EFFECT FOR THE ENTIRE FORECAST AREA THROUGH EARLY SUNDAY MORNING. WINDY CONDITIONS WILL DEVELOP ALONG THE COAST. A WIND ADVISORY IS IN EFFECT FROM LATE THIS AFTERNOON THROUGH TONIGHT. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS ON THIS DEVELOPING WEATHER PATTERN. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY BREEZY TO WINDY CONDITIONS ARE EXPECTED IN THE WAKE OF THE FRONT DURING THE DAY SUNDAY...ESPECIALLY ALONG THE COAST WHICH WILL SEE FREQUENT GUSTS OF 25 TO 35 MPH. .SPOTTER INFORMATION STATEMENT... ACTIVATION OF SKYWARN SEVERE STORM SPOTTER NETWORKS MAY BECOME NECESSARY THIS EVENING. GMZ630-650-655-670-675-191800- MOBILE 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- 1200 PM CST SAT FEB 18 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA. .DAY ONE...TODAY AND TONIGHT STRONG WINDS AND HIGH SEAS CAN BE EXPECTED THIS AFTERNOON AND TONIGHT AS A LOW PRESSURE SYSTEM DEVELOPS OVER THE WESTERN GULF AND TRACKS ACROSS THE SOUTHEAST STATES. GALE FORCE WINDS ARE POSSIBLE TONIGHT. PLEASE REFER TO THE LATEST COASTAL WATERS FORECAST FOR ADDITIONAL INFORMATION. STRONG TO SEVERE THUNDERSTORMS ARE ALSO EXPECTED TO DEVELOP OVER THE MARINE AREA THROUGH THE AFTERNOON AND EVENING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY STRONG WESTERLY WINDS CAN BE EXPECTED FOR MUCH OF SUNDAY IN THE WAKE OF THE COLD FRONTAL PASSAGE. GALE FORCE GUSTS WILL BE POSSIBLE THROUGH SUNDAY MORNING. WINDS AND SEAS WILL BEGIN TO DIMINISH SUNDAY NIGHT.
In the hours before
Local storm report, Feb 18, 1:16 PM CST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
116 PM CST SAT FEB 18 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0110 PM HAIL 1 W PERKINSTON 30.78N 89.15W
02/18/2012 E1.75 INCH STONE MS EMERGENCY MNGR
&&
WILLIAMSLocal storm report, Feb 18, 2:24 PM CST, 1 hour 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
224 PM CST SAT FEB 18 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0110 PM TSTM WND DMG 1 N WIGGINS 30.87N 89.14W
02/18/2012 STONE MS EMERGENCY MNGR
SEVERAL TREES BLOWN OVER IN HIGH THUNDERSTORM WINDS.
&&Local storm report, Feb 18, 2:27 PM CST, 1 hour 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
227 PM CST SAT FEB 18 2012
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0120 PM TSTM WND DMG WHITES CROSSING 30.85N 89.04W
02/18/2012 STONE MS EMERGENCY MNGR
SEVERAL TREES AND POWER LINES BLOWN DOWN FROM
THUNDERSTORM WINDS.
&&Special weather statement, Feb 18, 2:47 PM CST, 1 hour 18 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 247 PM CST SAT FEB 18 2012 ALZ061>064-182130- UPPER BALDWIN AL-LOWER BALDWIN AL-UPPER MOBILE AL-LOWER MOBILE AL- 247 PM CST SAT FEB 18 2012 ...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHWESTERN BALDWIN AND NORTHERN MOBILE COUNTIES IN SOUTHWEST ALABAMA...THROUGH 330 PM CST... AT 246 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 18 MILES NORTH OF CREOLA TO 2 MILES NORTHWEST OF SATSUMA TO 11 MILES NORTHWEST OF TILLMANS CORNER...AND MOVING EAST AT 30 MPH. * LOCATIONS IMPACTED INCLUDE... MOVICO... TANNER WILLIAMS... SEMMES... SATSUMA... SARALAND... PRICHARD... MOUNT VERNON... I65 AND US 45... I65 AND US 43... THIS INCLUDES INTERSTATE 10 BETWEEN MILE MARKERS 18 AND 41. THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 1 AND 47. THE PRIMARY THREATS FROM THESE STORMS ARE WIND GUSTS OF 35 TO 45 MPH. WINDS THIS STRONG COULD BLOW OFF TREE LIMBS AND ALSO BLOW AROUND SMALL UNSECURED OBJECTS. SEEK SHELTER UNTIL THESE STORMS HAVE PASSED. SMALL HAIL IS ALSO POSSIBLE WITH THESE STORMS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST SATURDAY AFTERNOON FOR SOUTHWESTERN ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST MISSISSIPPI. && JP/MB
Special weather statement, Feb 18, 3:48 PM CST, 17 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Feb 18, 3:50 PM CST, 15 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 18, 3:38 AM CST | Wind Advisory | MOB | 38 hr | |
| Feb 18, 1:56 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 49 min |
| Feb 18, 2:28 PM CST | Flash Flood Warning | MOB | Mobile, Washington | 32 days |
| Feb 18, 3:13 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Conecuh, Escambia, Monroe | 47 min |
| Feb 18, 3:28 PM CST | Gale Warning | MOB | 21 hr | |
| Feb 18, 3:37 PM CST | Flash Flood Warning | MOB | Baldwin, Clarke, Conecuh, Escambia, Mobile, Monroe and 1 more | 113 min |
| Feb 18, 3:59 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 61 min |
| Feb 18, 4:01 PM CST | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Escambia | 44 min |
| Feb 18, 4:07 PM CST | Special Marine Warning | MOB | 83 min | |
| Feb 18, 4:19 PM CST | Flash Flood Warning | MOB | Baldwin, Mobile | 116 min |
| Feb 18, 4:21 PM CST | Tornado Warning | MOB | Mobile | 24 min |
| Feb 18, 4:25 PM CST | Areal Flood Advisory | MOB | Choctaw, Clarke, Monroe, Washington, Wilcox | 2 hr |
| Feb 18, 4:30 PM CST | Flash Flood Warning | MOB | Mobile, Washington | 60 min |
| Feb 18, 4:38 PM CST | Severe Thunderstorm Warning | MOB | Conecuh, Covington, Crenshaw, Escambia | 52 min |
| Feb 18, 4:52 PM CST | Flash Flood Warning | MOB | Baldwin | 113 min |
| Feb 18, 4:59 PM CST | Severe Thunderstorm Warning | MOB | Baldwin | 76 min |
| Feb 18, 5:13 PM CST | Flash Flood Warning | MOB | Baldwin, Butler, Conecuh, Covington, Crenshaw, Escambia | 2 hr |
| Feb 18, 5:17 PM CST | Tornado Warning | MOB | Baldwin | 28 min |
| Feb 18, 5:27 PM CST | Special Marine Warning | MOB | 93 min | |
| Feb 18, 9:48 AM CST | River Flood Warning | MOB | George, Greene, Perry | 6 days |
| Feb 18, 9:48 AM CST | River Flood Warning | MOB | George, Greene, Wayne | 6 days |
| Feb 18, 12:39 PM CST | Severe Thunderstorm Warning | MOB | Perry, Stone | 51 min |
| Feb 18, 1:13 PM CST | Severe Thunderstorm Warning | MOB | George, Stone | 47 min |
| Feb 18, 1:17 PM CST | Tornado Warning | MOB | George, Stone | 13 min |
| Feb 18, 1:35 PM CST | Areal Flood Advisory | MOB | Perry, Stone | 115 min |
| Feb 18, 1:36 PM CST | Tornado Warning | MOB | George, Greene | 39 min |
Nearby
Areal Flood Warnings in Mississippi, 2012Every areal flood warning in 2012
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.