Alert archive / Florida / Tornado Warnings in 2020
Tornado Warning 59, NWS Mobile, AL
NWS Mobile, AL issued this tornado warning at Sep 16, 2020, 3:42 AM CDT for Santa Rosa County, Florida. It was in force for 15 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
- Sep 16, 2020, 3:42 AM CDT (08:42 UTC)
- Expired
- Sep 16, 2020, 3:57 AM CDT
- In force
- 15 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 108 km from the middle of the area, began a volume at 08:44 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 15, 5:48 PM CDT | Tornado Watch | SPC | 12 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 8.7 hours before the alert went out and 252 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
- 810 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
756
WFUS54 KMOB 160842
TORMOB
FLC113-160915-
/O.NEW.KMOB.TO.W.0059.200916T0842Z-200916T0915Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mobile AL
342 AM CDT Wed Sep 16 2020
The National Weather Service in Mobile has issued a
* Tornado Warning for...
Northeastern Santa Rosa County in northwestern Florida...
* Until 415 AM CDT.
* At 341 AM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles north of Roeville, or 12 miles north of Milton,
moving northwest at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Jay around 405 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3096 8724 3097 8723 3096 8723 3096 8722
3097 8721 3099 8717 3100 8718 3100 8710
3080 8689 3074 8697
TIME...MOT...LOC 0841Z 137DEG 32KT 3080 8697
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
Black1 follow-up statement
622
WWUS54 KMOB 160857
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
357 AM CDT Wed Sep 16 2020
FLC113-160906-
/O.CAN.KMOB.TO.W.0059.000000T0000Z-200916T0915Z/
Santa Rosa FL-
357 AM CDT Wed Sep 16 2020
...THE TORNADO WARNING FOR NORTHEASTERN SANTA ROSA COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 600 AM CDT for northwestern
Florida.
LAT...LON 3096 8724 3097 8723 3096 8723 3096 8722
3097 8721 3099 8717 3100 8718 3100 8710
3080 8689 3074 8697
TIME...MOT...LOC 0855Z 137DEG 32KT 3090 8708
$$
BlackThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 9:54 PM CDT | Areal Flood Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 6 hr |
| Sep 15, 10:53 PM CDT | River Flood Warning | MOB | Okaloosa, Santa Rosa | 5 days |
| Sep 15, 11:00 PM CDT | Flash Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 8 hr |
| Sep 15, 11:36 PM CDT | Tornado Warning | MOB | Escambia, Santa Rosa | 28 min |
| Sep 16, 1:03 AM CDT | Flash Flood Warning | MOB | Escambia | 6 hr |
| Sep 16, 2:59 AM CDT | Tornado Warning | MOB | Santa Rosa | 31 min |
| Sep 16, 3:44 AM CDT | Tornado Warning | MOB | Okaloosa | 16 min |
| Sep 16, 3:45 AM CDT | Flash Flood Warning | MOB | Okaloosa, Santa Rosa | 8 hr |
| Sep 16, 3:58 AM CDT | Flash Flood Warning | MOB | Escambia | 6 hr |
| Sep 16, 4:00 AM CDT | Tornado Warning | MOB | Okaloosa | 15 min |
| Sep 16, 5:00 AM CDT | Flash Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 10 hr |
| Sep 16, 9:33 AM CDT | Flash Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 8 hr |
| Sep 16, 9:49 AM CDT | Flash Flood Warning | MOB | Escambia | 9 hr |
| Sep 16, 1:21 PM CDT | Coastal Flood Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 15 hr |
| Sep 16, 1:21 PM CDT | High Surf Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 15 hr |
| Sep 16, 1:35 PM CDT | Wind Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 10 hr |
| Sep 16, 2:26 PM CDT | Areal Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 12 hr |
Nearby
Tornado Warnings in Florida, 2020Every tornado warning in 2020Tornadoes in 2020
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.