Alert archive / Alabama / Special Weather Statements in 2022

Special Weather Statement, NWS Mobile, AL

August 7, 2022Covington County, Alabama

NWS Mobile, AL issued this special weather statement at Aug 7, 2022, 6:37 PM CDT for Covington County, Alabama. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 7, 2022, 6:37 PM CDT (23:37 UTC)
Expired: Aug 7, 2022, 7:15 PM CDT
In force: 38 min
Issued by: NWS Mobile, AL
Hail: 0.00 in
Wind: 40

County Covington County, AL

The radar

The Eglin Afb radar (KEVX), 109 km from the middle of the area, began a volume at 23:39 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 12:00Z, 11.6 hours before the alert went out and 220 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1170 J/kg
Mixed-layer CIN: -69 J/kg
Mixed-layer LCL: 891 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Aug 7, 6:33 PM CDT, 4 minutes earlier.

Area forecast discussion, Aug 7, 6:33 PM CDT, 4 minutes before

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In the hours before

Special weather statement, Aug 7, 1:28 PM CDT, 5 hours 9 minutes before

Special Weather Statement
National Weather Service Mobile AL
128 PM CDT Sun Aug 7 2022

MSZ078-079-071915-
Stone MS-George MS-
128 PM CDT Sun Aug 7 2022

...Strong thunderstorms will impact portions of western George and
eastern Stone Counties through 215 PM CDT...

At 127 PM CDT, National Weather Service doppler radar indicated
strong thunderstorms along a line extending from 8 miles east of
Saucier to 14 miles southwest of Lucedale. Movement was northwest at
10 mph.

HAZARD...Winds in excess of 30 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Perkinston and McHenry.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3077 8923 3091 8893 3091 8884 3096 8883
      3100 8875 3074 8859 3074 8888 3068 8889
      3068 8914
TIME...MOT...LOC 1827Z 120DEG 7KT 3066 8899 3078 8877

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...30 MPH

CGAL

Special weather statement, Aug 7, 2:38 PM CDT, 3 hours 59 minutes before

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Special weather statement, Aug 7, 6:37 PM CDT, 0 minutes before

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The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 7, 1:40 PM CDT	Special Marine Warning	MOB		95 min
Aug 7, 1:28 PM CDT	Special Weather Statement	MOB	Stone	47 min
Aug 7, 2:38 PM CDT	Special Weather Statement	MOB	Perry	52 min

Nearby

Special Weather Statements in Alabama, 2022 Every special weather statement 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.