Alert archive / Alabama / Special Weather Statements in 2017
Special Weather Statement, NWS Mobile, AL
NWS Mobile, AL issued this special weather statement at Feb 15, 2017, 1:08 AM CST for Choctaw County, Clarke County, Washington County, Alabama; George County, Greene County, Stone County, Mississippi. It was in force for 52 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
- Feb 15, 2017, 1:08 AM CST (07:08 UTC)
- Expired
- Feb 15, 2017, 2:00 AM CST
- In force
- 52 min
- Issued by
- NWS Mobile, AL
Counties Choctaw County, AL, Clarke County, AL, Washington County, AL, George County, MS, Greene County, MS, Stone County, MS
The radar
The Mobile radar (KMOB), 67 km from the middle of the area, began a volume at 07:09 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, 7.1 hours before the alert went out and 154 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
- 266 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.2
The text
As transmitted.
396
WWUS84 KMOB 150708
SPSMOB
Special Weather Statement
National Weather Service Mobile AL
108 AM CST WED FEB 15 2017
ALZ051>053-261-MSZ067-075-076-078-079-150800-
Clarke AL-Choctaw AL-Washington AL-Mobile Inland AL-Perry MS-
Stone MS-Greene MS-Wayne MS-George MS-
108 AM CST WED FEB 15 2017
...A LINE OF STRONG THUNDERSTORMS WILL AFFECT THE FOLLOWING
COUNTIES...NORTHWESTERN MOBILE...SOUTHWESTERN CHOCTAW...WASHINGTON...
NORTHWESTERN CLARKE...GEORGE...SOUTHEASTERN PERRY...EASTERN WAYNE...
GREENE AND EASTERN STONE COUNTIES UNTIL 200 AM CST...
At 107 AM CST, the strong thunderstorms were located along a line
extending from 9 miles west of Silas to 7 miles north of McLain to
near McHenry,and moving east at 50 mph.
Wind gusts up to 50 mph will be possible with these storms.
Locations impacted include...
Jackson, Waynesboro, Thomasville, Wiggins, Citronelle, Lucedale,
Chatom, Leakesville, Wagarville, Saint Stephens, Leroy, Perkinston,
McHenry, Gulfcrest, Deer Park, Tibbie, Millry, McLain, State Line and
Buckatunna.
LAT...LON 3120 8887 3188 8855 3190 8847 3200 8846
3199 8767 3127 8802 3080 8838 3079 8841
3074 8842 3073 8888 3068 8889 3068 8924
TIME...MOT...LOC 0707Z 263DEG 42KT 3171 8848 3121 8878 3068 8922
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 14, 11:25 PM CST | Special Marine Warning | MOB | 50 min | |
| Feb 14, 11:49 PM CST | Special Weather Statement | MOB | Mobile | 41 min |
| Feb 15, 2:06 AM CST | Special Weather Statement | MOB | Mobile | 39 min |
| Feb 15, 2:38 AM CST | Special Weather Statement | MOB | Monroe | 37 min |
| Feb 15, 2:43 AM CST | Special Weather Statement | MOB | Baldwin | 47 min |
| Feb 15, 3:57 AM CST | Special Weather Statement | MOB | Conecuh | 48 min |
| Feb 15, 12:27 AM CST | Special Weather Statement | MOB | George, Greene, Perry, Stone, Wayne | 48 min |
Nearby
Special Weather Statements in Alabama, 2017Special Weather Statements in Mississippi, 2017Every special weather statement in 2017
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.