Alert archive / Mississippi / Wind Advisories in 2009
Wind Advisory 4, NWS Mobile, AL
NWS Mobile, AL issued this wind advisory at May 23, 2009, 10:11 AM CDT for Washington County, Alabama; 4 counties in Mississippi. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- May 23, 2009, 10:11 AM CDT (15:11 UTC)
- Expired
- May 23, 2009, 2:41 PM CDT
- In force
- 5 hr
- Issued by
- NWS Mobile, AL
Counties Washington County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 65 km from the middle of the area, began a volume at 15:12 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, 3.2 hours before the alert went out and 132 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
- 680 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 455 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KMOB 231511 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1011 AM CDT SAT MAY 23 2009 ...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... .THE CENTER OF A STRONG SURFACE LOW PRESSURE AREA THAT MOVED ONSHORE EARLY THIS MORNING ACROSS SOUTHERN MOBILE COUNTY WILL MOVE NORTHWEST OUT OF SOUTHWEST ALABAMA...AND ACROSS SOUTHEAST MISSISSIPPI TODAY. STRONG WINDS OF 20 TO 30 MPH...WITH HIGHER GUSTS TO 40 MPH...WILL CONTINUE NEAR THE CENTER OF A STRONG SURFACE LOW PRESSURE THROUGH THIS AFTERNOON. ALZ052-061>064-MSZ075-076-078-079-232100- /O.NEW.KMOB.WI.Y.0004.090523T1511Z-090523T2100Z/ WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN- PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...CHATOM...MILLRY...PRICHARD...SARALAND... TILLMANS CORNER...THEODORE...FOLEY...SPANISH FORT...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 1011 AM CDT SAT MAY 23 2009 ...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON. STRONG WINDS OF 20 TO 30 MPH...WITH HIGHER GUSTS TO 40 MPH...WILL CONTINUE THROUGH THIS AFTERNOON. THESE STRONG WINDS ARE NEAR THE CENTER OF A STRONG SURFACE LOW PRESSURE AREA MOVING NORTHWEST OUT OF SOUTHWEST ALABAMA...AND INTO SOUTHEAST MISSISSIPPI. THESE STRONG GUSTY WINDS WILL POSE A HAZARD TO MOTORISTS DRIVING HIGH PROFILE VEHICLES...AS WELL AS TO OTHERS IN OUTDOOR WIND SENSITIVE ACTIVITIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
000 WWUS74 KMOB 231941 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 241 PM CDT SAT MAY 23 2009 ...WIND ADVISORY HAS BEEN CANCELED... .THE LOW PRESSURE SYSTEM OVER EXTREME SOUTHEAST MISSISSIPPI CONTINUES TO WEAKEN. SOUTHEAST TO SOUTH WINDS OVER THE AREA HAVE LIKEWISE DIMINISHED...THUS THE WIND ADVISORY HAS BEEN CANCELED. ALZ052-061>064-MSZ075-076-078-079-232045- /O.CAN.KMOB.WI.Y.0004.000000T0000Z-090523T2100Z/ WASHINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE-LOWER BALDWIN- PERRY-GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...CHATOM...MILLRY...PRICHARD...SARALAND... TILLMANS CORNER...THEODORE...FOLEY...SPANISH FORT...RICHTON... BEAUMONT...NEW AUGUSTA...LEAKESVILLE...MCLAIN...WIGGINS... LUCEDALE 241 PM CDT SAT MAY 23 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOBILE HAS CANCELED THE WIND ADVISORY. THE LOW PRESSURE SYSTEM OVER EXTREME SOUTHEAST MISSISSIPPI CONTINUES TO WEAKEN. SOUTHEAST TO SOUTH WINDS OVER THE AREA HAVE LIKEWISE DIMINISHED...THUS THE WIND ADVISORY HAS BEEN CANCELED. $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 11:04 PM CDT | Coastal Flood Statement | MOB | 16 hr | |
| May 22, 11:11 PM CDT | Special Marine Warning | MOB | 94 min | |
| May 23, 12:39 AM CDT | Special Marine Warning | MOB | 2 hr | |
| May 23, 2:30 AM CDT | Special Marine Warning | MOB | 2 hr | |
| May 23, 3:53 AM CDT | Flash Flood Watch | MOB | Washington | 15 hr |
| May 23, 5:19 AM CDT | Special Marine Warning | MOB | 116 min | |
| May 23, 7:40 AM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| May 23, 8:25 AM CDT | Coastal Flood Warning | MOB | 5 hr | |
| May 23, 8:35 AM CDT | Flash Flood Warning | MOB | Mobile | 5 hr |
| May 23, 8:44 AM CDT | Severe Thunderstorm Warning | MOB | Mobile | 31 min |
| May 23, 8:46 AM CDT | Special Marine Warning | MOB | 89 min | |
| May 23, 9:00 AM CDT | Special Marine Warning | MOB | 90 min | |
| May 23, 9:14 AM CDT | Special Marine Warning | MOB | 31 min | |
| May 23, 9:17 AM CDT | Special Marine Warning | MOB | 43 min | |
| May 23, 10:49 AM CDT | Special Marine Warning | MOB | 26 min | |
| May 23, 2:55 PM CDT | Areal Flood Advisory | MOB | George, Greene, Perry, Stone | 3 hr |
Nearby
Wind Advisories in Mississippi, 2009Wind Advisories in Alabama, 2009Every wind advisory in 2009
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.