Alert archive / Alabama / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 79, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Aug 2, 1986, 2:23 PM CDT for Baldwin County, Mobile County, Alabama. It was in force for 67 min. 6 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 2, 1986, 2:23 PM CDT (19:23 UTC)
- Expired
- Aug 2, 1986, 3:30 PM CDT
- In force
- 67 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Baldwin County, AL, Mobile County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 2, 2:35 PM CDT | Thunderstorm Wind 0 | Mobile, AL | |
| Aug 2, 2:51 PM CDT | Thunderstorm Wind 0 | Mobile, AL | |
| Aug 2, 2:55 PM CDT | Thunderstorm Wind 0 | Baldwin, AL | |
| Aug 2, 3:10 PM CDT | Hail 0.75 | Mobile, AL | |
| Aug 2, 3:15 PM CDT | Thunderstorm Wind 0 | Mobile, AL | |
| Aug 2, 3:15 PM CDT | Thunderstorm Wind 0 | Mobile, AL |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 7.4 hours before the alert went out and 143 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
- 2020 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 1425 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMOB 021920 SVRMOB MSC047-059-ALC003-097-003-022030- BULLETIN..IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 223 PM CDT SAT AUG 2 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF SOUTHEAST MISSISSIPPI...HARRISON..JACKSON SOUTHWEST ALABAMA...BALDWIN..MOBILE AT 220 PM CDT RADAR AT MOBILE SHOWED A LINE OF SEVERE THUNDERSTORMS EXTENDING FROM NEAR BILOXI MISSISSIPPI TO NEAR CITRONELLE ALABAMA. ALSO A SEVERE THUNDERSTORM FROM NEAR DOWNTOWN MOBILE TO SPANISH FORT. THESE STORMS ARE MOVING SOUTHEAST 30 MPH...AND WILL BE ACCOMPANIED BY HAIL AND WINDS IN EXCESSX OF 55 MPH...AS WELL AS VERY HEAVY RAIN AND LIGHTNING. MOVE TO A PLACE OF SAFETY IMMEDIATELY.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 2, 12:52 PM CDT, 1 hour 31 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 1234 PM CDT SAT AUG 2 1986 ..A SEVERE THUNDERSTORM WATCH NUMBER 452 IS IN EFFECT UNTIL 700 PM CDT FOR ESCAMBIA..SANTA ROSA..OKALOOSA COUNTIES IN FLORIDA..AND FOR THE ADJOINING COASTAL WATERS. AT 1230 PM CDT...A VERY HEAVY THUNDERSTORM WAS CENTERED 15 MILES WEST OF THE PENSACOLA NAVAL AIR STATION..AND A HEAVY THUNDERSTORM WAS 10 MILES NORTHEAST OF APALACHICOLA. VERY HEAVY THUNDERSTORMS WERE SCATTERED OVER SOUTHEAST MISSISSIPPI AND WERE MOVING INTO CHOCTAW COUNTY ALABAMA. THE HEAVIEST THUNDERSTORMS WERE NEAR LAUREL AND NEAR HATTIESBURG IN MISSISSIPPI. THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR. THE HEAVIER THUNDERSTORMS WILL PRODUCE PERIODS OF HEAVY RAIN..FREQUENT LIGHTNING STRIKES..STRONG GUSTY WIND..AND POSSIBLE HAIL. PERSONS SHOULD WATCH FOR THREATENING WEATHER CONDITIONS AND BE PREPARED TO TAKE ANY NECESSARY PRECAUTIONS.
Local storm report, Aug 2, 2:10 PM CDT, 13 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
210 PM CDT SAT AUG 2 1986
115PM-130PM..TIME APPROX..GOLF BALL SIZE HAIL WAS REPORTED EAST 9-MILE
ROAD (NORTH PENSACOLA) AND 1/2 INCH HAIL HIWAY 90..FOX-RUN AREA JUST
NORTHWEST OF PENSACOLA.
150 PM CDT..SKYWARN SPOTTERS REPORT MINOR FIRES STARTED BY LIGHTNING...
(GRASS FIRE AT FERRY PASS...AND A PRIVACY FENCE IN NE PNS).
ALSO MARBLE SIZE HAIL AT PNS AIRPORT.
J
]Local storm report, Aug 2, 2:21 PM CDT, 2 minutes before
ATTN SELS STORM REPORTS NATIONAL WEATHER SERVICE MOBILE AL 220 PM CDT SAT AUG 2 1986 THE MOBILE STATE TROOPERS OFFICE REPORTED HAIL MARBLE SIZE..VERY STRONG WINDS AND RAIN SO HARD THAT THEY COULD NUOT SEE THE GROUND. ..OCCURRED AROUND 200 PM ON DAUPHIN ISLAND PARKWAY..ABOUT 10 MILES SOUTHEAST OF THE MOBILE AIRPORT.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 1:30 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 60 min |
| Aug 2, 1:30 PM CDT | Severe Thunderstorm Warning | MOB | Washington | 60 min |
| Aug 2, 2:50 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 60 min |
| Aug 2, 3:30 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Escambia | 60 min |
| Aug 2, 3:30 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 60 min |
| Aug 2, 4:53 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 67 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1986Every severe thunderstorm warning in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.