Alert archive / Alabama / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 60, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Aug 17, 1987, 1:53 PM CDT for Baldwin County, Alabama. It was in force for 67 min.
The area
The counties it named.
The facts
- Issued
- Aug 17, 1987, 1:53 PM CDT (18:53 UTC)
- Expired
- Aug 17, 1987, 3:00 PM CDT
- In force
- 67 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Baldwin County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Eglin AFB/Valpar, FL (KVPS), launched 12:00Z, 6.9 hours before the alert went out and 121 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
- 701 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 802 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -22 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 17, 1:33 PM CDT, 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 130 PM CDT MON AUG 17 1987 ...A SPECIAL MARINE WARNING FOR THE ALABAMA COASTAL WATERS INCLUDING MOBILE IS IN EFFECT UNTIL 200 PM CDT... AT 120PM CDT THE NATIONAL WEATHER SERVICE RADAR AT MOBILE INDICATED SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN HAD DEVELOPED OVER SOUTHWEST ALABAMA. THE HEAVIEST THUNDERSTORMS WERE LOCATED OVER MOBILE BAY AND IN SOUTHERN BALDWIN COUNTY. THE STORMS ARE MOVING TO THE SOUTHEAST AT 10 MPH. GUSTY WINDS...DANGEROUS LIGHTNING...TORRENTIAL RAIN...AND POSSIBLY SOME SMALL HAIL WILL ACCOMMPANY THESE STORMS THIS AFTERNOON.
Special weather statement, Aug 17, 1:39 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE MOBILE AL 130 PM CDT MON AUG 17 1987 ...A SPECIAL MARINE WARNING FOR THE ALABAMA COASTAL WATERS INCLUDING MOBILE BAY IS IN EFFECT UNTIL 200 PM CDT... AT 120PM CDT THE NATIONAL WEATHER SERVICE RADAR AT MOBILE INDICATED SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN HAD DEVELOPED OVER SOUTHWEST ALABAMA. THE HEAVIEST THUNDERSTORMS WERE LOCATED OVER MOBILE BAY AND IN SOUTHERN BALDWIN COUNTY. THE STORMS ARE MOVING TO THE SOUTHEAST AT 10 MPH. GUSTY WINDS...DANGEROUS LIGHTNING...TORRENTIAL RAIN...AND POSSIBLY SOME SMALL HAIL WILL ACCOMMPANY THESE STORMS THIS AFTERNOON.
Special weather statement, Aug 17, 1:39 PM CDT, 14 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 140 PM CDT MON AUG 17 1987 AT 130 PM CDT...A LARGE CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN WAS OVER SOUTH ESCAMBIA AND SANTA ROSA COUNTIES IN FLORIDA AND EAST BALDWIN COUNTY IN ALABAMA. THE HEAVIEST RAIN WAS FROM MILTON SOUTHWEST TO JUST WEST OF PENSACOLA. THESE THUNDERSTORMS WILL PRODUCE PERIODS OF VERY HEAVY RAIN...STRONG GUSTY WINDS...FREQUENT DANGEROUS LIGHTNING AND POSSIBLE SMALL HAIL. PEOPLE IN THESE AFFECTED AREAS SHOULD BE PREPARED TO SEEK SAFE SHELTER AND STAY INFORMED OF THE HAZARDOUS WEATHER SITUATION. SCATTERED SHOWERS AND THUNDERSTORMS WERE OVER MUCH OF SOUTHWEST ALABAMA AND THE FLORIDA PANHANDLE AND OUT OVER THE GULF FOR 100 MILES SOUTH OF PENSACOLA. THE THUNDERSTORMS WERE MOVING SLOWLY SOUTHEAST AT 8 MILES AN HOUR.
Nearby
Severe Thunderstorm Warnings in Alabama, 1987Every severe thunderstorm warning in 1987
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.