Alert archive / Alabama / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 2, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jan 18, 2011, 7:40 PM CST for Baldwin County, Alabama. It was in force for 35 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 18, 2011, 7:40 PM CST (01:40 UTC)
- Expired
- Jan 18, 2011, 8:15 PM CST
- In force
- 35 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Baldwin County, AL
The radar
The Mobile radar (KMOB), 57 km from the middle of the area, began a volume at 01:40 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 18, 8:05 PM CST | TSTM WND DMG | Gulf Shores, AL | SIDING WAS BLOWN OFF OF A CONDO ON THE BEACH |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 00:00Z, 1.7 hours before the alert went out and 184 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 537 m above ground
- 0-6 km bulk shear
- 90 kt
- 0-1 km storm-relative helicity
- -351 m²/s²
- 0-3 km storm-relative helicity
- -211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
460
WUUS54 KMOB 190140
SVRMOB
ALC003-190215-
/O.NEW.KMOB.SV.W.0002.110119T0140Z-110119T0215Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOBILE AL
740 PM CST TUE JAN 18 2011
THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN BALDWIN COUNTY IN SOUTHWEST ALABAMA...
THIS INCLUDES THE CITIES OF...ORANGE BEACH...GULF SHORES...POINT
CLEAR...
* UNTIL 815 PM CST
* AT 735 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR POINT CLEAR...OR NEAR
HOUSTONVILLE...AND MOVING SOUTHEAST AT 40 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
BON SECOUR AROUND 755 PM CST...
GULF SHORES AROUND 800 PM CST...
ORANGE BEACH AROUND 810 PM CST...
&&
LAT...LON 3026 8784 3027 8778 3029 8776 3034 8783
3038 8785 3042 8792 3047 8793 3048 8795
3051 8792 3033 8757 3029 8753 3027 8756
3022 8779
TIME...MOT...LOC 0140Z 308DEG 34KT 3041 8787
$$1 follow-up statement
703
WWUS54 KMOB 190208
SVSMOB
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
808 PM CST TUE JAN 18 2011
ALC003-190218-
/O.EXP.KMOB.SV.W.0002.000000T0000Z-110119T0215Z/
BALDWIN AL-
808 PM CST TUE JAN 18 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BALDWIN COUNTY
WILL EXPIRE AT 815 PM CST...
LAT...LON 3026 8784 3027 8778 3029 8776 3034 8783
3038 8785 3042 8792 3047 8793 3048 8795
3051 8792 3033 8757 3029 8753 3027 8756
3022 8779
TIME...MOT...LOC 0208Z 308DEG 34KT 3025 8763
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 18, 7:16 PM CST | Special Marine Warning | MOB | 44 min | |
| Jan 18, 7:38 PM CST | Special Marine Warning | MOB | 32 min | |
| Jan 18, 7:48 PM CST | Special Marine Warning | MOB | 42 min | |
| Jan 18, 8:06 PM CST | Special Marine Warning | MOB | 39 min | |
| Jan 18, 8:27 PM CST | Special Marine Warning | MOB | 48 min | |
| Jan 18, 8:28 PM CST | Special Marine Warning | MOB | 47 min | |
| Jan 18, 8:36 PM CST | Special Marine Warning | MOB | 39 min | |
| Jan 18, 9:07 PM CST | Special Marine Warning | MOB | 38 min | |
| Jan 18, 9:37 PM CST | Special Marine Warning | MOB | 38 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2011Every severe thunderstorm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.