Alert archive / Florida / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 190, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Aug 14, 2021, 4:33 PM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 42 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 14, 2021, 4:33 PM CDT (21:33 UTC)
- Expired
- Aug 14, 2021, 5:15 PM CDT
- In force
- 42 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Escambia County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 99 km from the middle of the area, began a volume at 21:32 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 12:00Z, 9.6 hours before the alert went out and 245 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
- 747 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 1022 m above ground
- 0-6 km bulk shear
- 1 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
182 WUUS54 KMOB 142133 SVRMOB FLC033-113-142215- /O.NEW.KMOB.SV.W.0190.210814T2133Z-210814T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Mobile AL 433 PM CDT Sat Aug 14 2021 The National Weather Service in Mobile has issued a * Severe Thunderstorm Warning for... Northwestern Santa Rosa County in northwestern Florida... Central Escambia County in northwestern Florida... * Until 515 PM CDT. * At 433 PM CDT, a severe thunderstorm was located 8 miles northeast of Molino, or 12 miles north of Pace, moving south at 15 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Molino. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3090 8728 3088 8710 3065 8708 3065 8735 TIME...MOT...LOC 2133Z 003DEG 13KT 3078 8719 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ MM
2 follow-up statements
365
WWUS54 KMOB 142153
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
453 PM CDT Sat Aug 14 2021
FLC033-142202-
/O.CAN.KMOB.SV.W.0190.000000T0000Z-210814T2215Z/
Escambia FL-
453 PM CDT Sat Aug 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ESCAMBIA COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3067 8727 3071 8727 3072 8729 3088 8729
3089 8715 3088 8710 3065 8708 3065 8726
TIME...MOT...LOC 2152Z 353DEG 14KT 3070 8716
$$
FLC113-142215-
/O.CON.KMOB.SV.W.0190.000000T0000Z-210814T2215Z/
Santa Rosa FL-
453 PM CDT Sat Aug 14 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR NORTHWESTERN SANTA ROSA COUNTY...
At 452 PM CDT, a severe thunderstorm was located 6 miles west of
Point Baker, or 6 miles north of Pace, moving south at 15 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of
northwestern Santa Rosa County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3067 8727 3071 8727 3072 8729 3088 8729
3089 8715 3088 8710 3065 8708 3065 8726
TIME...MOT...LOC 2152Z 353DEG 14KT 3070 8716
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
MM768
WWUS54 KMOB 142206
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
506 PM CDT Sat Aug 14 2021
FLC113-142216-
/O.EXP.KMOB.SV.W.0190.000000T0000Z-210814T2215Z/
Santa Rosa FL-
506 PM CDT Sat Aug 14 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN SANTA ROSA COUNTY
WILL EXPIRE AT 515 PM CDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
LAT...LON 3067 8727 3071 8727 3072 8729 3088 8729
3089 8715 3088 8710 3065 8708 3065 8726
TIME...MOT...LOC 2206Z 003DEG 13KT 3066 8716
$$
MMThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 1:02 PM CDT | Rip Current Statement | MOB | Escambia, Okaloosa, Santa Rosa | 4 days |
| Aug 14, 1:02 PM CDT | High Surf Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 57 hr |
| Aug 14, 4:01 PM CDT | Special Weather Statement | MOB | Okaloosa, Santa Rosa | 59 min |
| Aug 14, 4:13 PM CDT | Tropical Storm Watch | MOB | Escambia, Okaloosa, Santa Rosa | 30 hr |
| Aug 14, 4:18 PM CDT | Special Weather Statement | MOB | Escambia | 57 min |
| Aug 14, 4:39 PM CDT | Special Weather Statement | MOB | Okaloosa | 66 min |
| Aug 14, 4:49 PM CDT | Special Weather Statement | MOB | Escambia | 56 min |
| Aug 14, 5:10 PM CDT | Areal Flood Advisory | MOB | Santa Rosa | 3 hr |
Nearby
Severe Thunderstorm Warnings in Florida, 2021Every severe thunderstorm warning in 2021
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.