Alert archive / Alabama / Wind Advisories in 2020
Wind Advisory 13, NWS Mobile, AL
NWS Mobile, AL issued this wind advisory at May 6, 2020, 2:47 AM CDT for 9 counties in Alabama. It took effect at May 6, 2020, 11:00 AM CDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- May 6, 2020, 2:47 AM CDT (07:47 UTC)
- In effect from
- May 6, 2020, 11:00 AM CDT
- Expired
- May 6, 2020, 7:00 PM CDT
- In force
- 8 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 147 km from the middle of the area, began a volume at 07:50 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 00:00Z, 7.8 hours before the alert went out and 177 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
- 644 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 905 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 20 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted.
338 WWUS74 KMOB 060747 NPWMOB URGENT - WEATHER MESSAGE National Weather Service Mobile AL 247 AM CDT Wed May 6 2020 ALZ051-053>060-061600- /O.NEW.KMOB.WI.Y.0013.200506T1600Z-200507T0000Z/ Choctaw-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-Escambia- Covington- Including the cities of Butler, Lisman, Silas, Grove Hill, Jackson, Thomasville, Camden, Pine Hill, Homewood, Monroeville, Evergreen, Greenville, Brantley, Luverne, Atmore, Brewton, Flomaton, Andalusia, and Opp 247 AM CDT Wed May 6 2020 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT THIS EVENING... * WHAT...Northwest winds 15 to 25 mph with frequent gusts of up to 30 to 35 mph expected. * WHERE...Choctaw, Clarke, Wilcox, Monroe, Conecuh, Butler, Crenshaw, Escambia and Covington Counties. * WHEN...From 11 AM this morning to 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
1 follow-up statement
245 WWUS74 KMOB 061604 NPWMOB URGENT - WEATHER MESSAGE National Weather Service Mobile AL 1104 AM CDT Wed May 6 2020 ALZ051-053>060-070000- /O.CON.KMOB.WI.Y.0013.000000T0000Z-200507T0000Z/ Choctaw-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-Escambia- Covington- Including the cities of Butler, Lisman, Silas, Grove Hill, Jackson, Thomasville, Camden, Pine Hill, Homewood, Monroeville, Evergreen, Greenville, Brantley, Luverne, Atmore, Brewton, Flomaton, Andalusia, and Opp 1104 AM CDT Wed May 6 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Northwest winds 15 to 25 mph with gusts up to 35 mph. * WHERE...Crenshaw, Escambia, Choctaw, Clarke, Wilcox, Monroe, Conecuh, Butler and Covington Counties. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 8:20 PM CDT | Small Craft Advisory | MOB | 16 hr | |
| May 6, 2:55 PM CDT | Small Craft Advisory | MOB | 19 hr |
Nearby
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.