Alert archive / Mississippi / Wind Advisories in 2012
Wind Advisory 6, NWS Mobile, AL
NWS Mobile, AL issued this wind advisory at Mar 20, 2012, 3:36 AM CDT for 5 counties in Mississippi; Choctaw County, Clarke County, Washington County, Alabama. It took effect at Mar 20, 2012, 11:00 AM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Mar 20, 2012, 3:36 AM CDT (08:36 UTC)
- In effect from
- Mar 20, 2012, 11:00 AM CDT
- Expired
- Mar 20, 2012, 6:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Mobile, AL
Counties Choctaw County, AL, Clarke County, AL, Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 80 km from the middle of the area, began a volume at 08:40 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 00:00Z, 8.6 hours before the alert went out and 164 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
- 1265 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 587 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
753 WWUS74 KMOB 200836 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 336 AM CDT TUE MAR 20 2012 ...WINDY CONDITIONS EXPECTED TODAY ACROSS INLAND SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .A STRENGTEHNING STORM SYSTEM OVER THE SOUTHERN PLAINS COMBINED WITH A STRENGTHENING HIGH OVER THE FAR WESTERN ATLANTIC WILL PRODUCE A STRONG PRESSURE GRADIENT OVER THE NORTHERN GULF COAST TODAY. WINDS WILL STRENGTHEN THROUGH THE DAY...BECOMING WINDY WITH FREQUENT GUSTS OF 30 TO 35 MPH BY LATE THIS MORNING THROUGH THE AFTERNOON HOURS. A FEW GUSTS NEAR 40 MPH ARE POSSIBLE...MAINLY ACROSS INLAND SOUTHEAST MISSISSIPPI. ALZ051>053-061>064-MSZ067-075-076-078-079-201700- /O.NEW.KMOB.WI.Y.0006.120320T1600Z-120320T2300Z/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE... FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 336 AM CDT TUE MAR 20 2012 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CDT THIS EVENING. * TIMING: BREEZY TO WINDY CONDITIONS ARE EXPECTED TO DEVELOP BY LATE THIS MORNING WITH THE STRONGEST WINDS EXPECTED DURING THE AFTERNOON HOURS. * WINDS: SUSTAINED SOUTHEAST WINDS WILL INCREASE TO 15 TO 25 MPH WITH FREQUENT GUSTS OF 30 TO 35 MPH. OCCASIONAL WIND GUSTS NEAR 40 MPH ARE POSSIBLE...MAINLY OVER INLAND SOUTHEAST MISSISSIPPI. * IMPACTS: UNSECURED OUTDOOR OBJECTS SUCH AS TRASH CAN MAY BE BLOWN AROUND. DRIVING CAN BECOME DIFFICULT ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...SOME SMALL TREE LIMBS MAY ALSO BE BLOWN DOWN. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED. SECURE LIGHTWEIGHT OUTDOOR OBJECTS. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
745 WWUS74 KMOB 201624 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1124 AM CDT TUE MAR 20 2012 ...WINDY CONDITIONS WILL CONTINUE THIS TODAY ACROSS INLAND SOUTHEAST MISSISSIPPI AND PORTIONS OF SOUTHWEST ALABAMA... .A STRENGTEHNING STORM SYSTEM OVER THE SOUTHERN PLAINS COMBINED WITH A STRENGTHENING HIGH OVER THE FAR WESTERN ATLANTIC WILL PRODUCE A STRONG PRESSURE GRADIENT OVER THE NORTHERN GULF COAST TODAY. FREQUENT GUSTS OF 30 TO 35 MPH CAN BE EXPECTED THROUGH THE AFTERNOON HOURS. A FEW GUSTS NEAR 40 MPH ARE POSSIBLE...MAINLY ACROSS INLAND SOUTHEAST MISSISSIPPI. ALZ051>053-061>064-MSZ067-075-076-078-079-202300- /O.CON.KMOB.WI.Y.0006.000000T0000Z-120320T2300Z/ CHOCTAW-WASHINGTON-CLARKE-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-WAYNE-PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...MOBILE...PRICHARD... SARALAND...BAY MINETTE...TILLMANS CORNER...THEODORE...DAPHNE... FAIRHOPE...FOLEY...SPANISH FORT...WAYNESBORO...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 1124 AM CDT TUE MAR 20 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... * TIMING: BREEZY TO WINDY CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE AFTERNOON HOURS. * WINDS: SUSTAINED SOUTHEAST WINDS OF 15 TO 25 MPH WITH FREQUENT GUSTS OF 30 TO 35 MPH. OCCASIONAL WIND GUSTS NEAR 40 MPH ARE POSSIBLE...MAINLY OVER INLAND SOUTHEAST MISSISSIPPI. * IMPACTS: UNSECURED OUTDOOR OBJECTS SUCH AS TRASH CAN MAY BE BLOWN AROUND. DRIVING CAN BECOME DIFFICULT ESPECIALLY FOR HIGH PROFILE VEHICLES. IN ADDITION...SOME SMALL TREE LIMBS MAY ALSO BE BLOWN DOWN. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 25 TO 39 MPH ARE EXPECTED. SECURE LIGHTWEIGHT OUTDOOR OBJECTS. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 20, 4:06 AM CDT | Small Craft Advisory | MOB | 61 hr |
Nearby
Wind Advisories in Mississippi, 2012Wind Advisories in Alabama, 2012Every wind advisory 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.