Alert archive / Alabama / Dense Fog Advisories in 2022
Dense Fog Advisory 21, NWS Mobile, AL
NWS Mobile, AL issued this dense fog advisory at Aug 26, 2022, 3:56 AM CDT for 7 counties in Alabama. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Aug 26, 2022, 3:56 AM CDT (08:56 UTC)
- Expired
- Aug 26, 2022, 9:00 AM CDT
- In force
- 5 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Crenshaw County, AL, Monroe County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 151 km from the middle of the area, began a volume at 09:00 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
Jackson, MS (KJAN), launched 00:00Z, 8.9 hours before the alert went out and 274 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
- 504 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 722 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -66 m²/s²
- 0-3 km storm-relative helicity
- -67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.6
What forecasters said that day
The local office's own words before this dense fog advisory 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 dense fog advisory went out at Aug 25, 11:59 PM CDT, 3 hours 57 minutes earlier.
Area forecast discussion, Aug 25, 11:59 PM CDT, 3 hours 57 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 |
|---|---|---|---|---|
| Aug 26, 3:54 AM CDT | Flood Watch | MOB | Baldwin, Escambia, Mobile, Washington | 14 hr |
| Aug 26, 4:08 PM CDT | Areal Flood Advisory | MOB | Butler, Conecuh, Covington, Monroe | 3 hr |
| Aug 26, 4:20 PM CDT | Areal Flood Advisory | MOB | Choctaw, Washington | 3 hr |
| Aug 26, 4:33 PM CDT | Flash Flood Warning | MOB | Butler, Conecuh, Monroe | 3 hr |
| Aug 26, 5:42 PM CDT | Areal Flood Advisory | MOB | Wilcox | 3 hr |
| Aug 26, 6:20 PM CDT | Flash Flood Warning | MOB | Wilcox | 3 hr |
| Aug 26, 1:21 PM CDT | Areal Flood Advisory | MOB | George, Perry, Stone | 3 hr |
Nearby
Dense Fog Advisories in Alabama, 2022Every dense fog advisory in 2022
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.