Alert archive / Alabama / Flash Flood Warnings in 1991
Flash Flood Warning 8, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at May 14, 1991, 8:04 PM CDT for Escambia County, Alabama. It was in force for 116 min.
The area
The counties it named.
The facts
- Issued
- May 14, 1991, 8:04 PM CDT (01:04 UTC)
- Expired
- May 14, 1991, 10:00 PM CDT
- In force
- 116 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Escambia County, AL
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 00:00Z, 1.1 hours before the alert went out and 197 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
- 780 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 1190 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 6 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 150104 FFWMOB ALC053-150300- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOBILE AL 804 PM CDT TUE MAY 14 1991 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ALABAMA ...ESCAMBIA COUNTY AT 800 PM THE MOBILE RADAR INDICATED A CLUSTER OF STRONG THUNDERSTORMS OVER ESCAMBIA COUNTY. THE STORMS WERE MOVING VERY SLOWLY TO THE WEST. EXTENSIVE STREET FLOODING HAS BEEN REPORTED IN BREWTON BY BOTH THE PD AND SHERIFFS OFFICE WITH HEAVY RAIN STILL FALLING. THE THUNDERSTORMS ARE LIKELY TO CONTINUE FOR A FEW MORE HOURS BEFORE WEAKENING. ADDITIONAL RAINFALL IS LIKELY TO FLOOD RESIDENCES AND BUSINESSES IN BREWTON. MOTORISTS ARE ADVISED NOT TO DRIVE UNLESS IT IS AN EMERGENCY. THE STORMS MAY APPROACH THE ATMORE AREA BEFORE WEAKENING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
What forecasters said that day
The local office's own words before this flash flood 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, May 14, 2:16 PM CDT, 5 hours 48 minutes before
FLZ001-002-003-004-142100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PENSACOLA FL 200 PM CDT TUE MAY 14 1991 THE FIRST FIVE MONTHS OF 1991 HAVE BEEN THE WETTEST FOR THE PENSACOLA AREA. FROM JANUARY 1 THROUGH MAY 13 WE HAVE RECORDED 41.77 INCHES OF RAINFALL AT THE PENSACOLA REGIONAL AIRPORT. THIS IS 20.74 INCHES ABOVE NORMAL FOR THIS TIME PERIOD AND WE STILL HAVE MORE THAN 2 WEEKS LEFT IN MAY. THE PREVIOUS RECORDS FOR RAINFALL FOR THE PERIOD JANUARY THROUGH MAY 40.45 INCHES IN 1964 38.40 INCHES IN 1947 37.64 INCHES IN 1936 37.62 INCHES IN 1919 THIS YEARS EXCESSIVE TOTAL RAINFALL WAS TREMENDOUSLY BOOSTED BY JANUARYS RECORD RAINFALL OF 18.77 INCHES. FEBRUARY WAS BELOW NORMAL AND MARCH, APRIL AND MAY WERE ABOVE NORMAL FOR RAINFALL. DOES THIS MEAN WE CAN EXPECT ABOVE NORMAL RAINFALL FOR THE REST OF THE YEAR? OF THE JANUARY THROUGH MAY YEARS MENTIONED ABOVE, ONLY 1936 WAS BELOW NORMAL IN RAINFALL FOR THE REMAINDER OF THE YEAR. (JUNE THROUGH DECEMBER) THE OTHER THREE ENDED UP WETTER THAN NORMAL AND IN 1947 THE TOTAL RAINFALL FOR THE YEAR WAS 90.32 INCHES WHICH IS THE SECOND fHIGHEST YEARLY RAINFALL TOTAL. THE GREATEST RAINFALL IN A YEAR OCCURRED IN 1953 WHEN 90.41 INCHES OF RAINFALL FELL. DOES THIS FORETELL AN ACTIVE HURRICANE SEASON FOR NORTHWEST FLORIDA? ASK US IN NOVEMBER.
Special weather statement, May 14, 3:39 PM CDT, 4 hours 25 minutes before
FLZ001-002-003-004-142130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PENSACOLA FL 335 PM CDT TUE MAY 14 1991 WEATHER SERVICE RADAR SHOWS THUNDERSTORMS DEVELOPING ACROSS NORTHWEST FLORIDA IN OKALOOSA, WALTON, HOLMES, WASHINGTON AND BAY COUNTIES FROM NORTH OF CRESTVIEW TO WEST OF MARIANNA THEN SOUTH TO NEAR NICEVILLE TO NORTH OF PANAMA CITY. THE HEAVIEST THUNDERSTORMS WERE IN WALTON AND OKALOOSA COUNTIES FROM NEAR DE FUNIAK SPRINGS TO SOUTHEAST OF CRESTVIEW. LITTLE MOVEMENT OF THE STORMS WAS NOTED. SMALL HAIL...GUSTY WINDS...DANGEROUS LIGHTNING STRIKES AND BRIEF PERIODS OF VERY HEAVY RAINFALL CAUSING TEMPORARY FLOODING OF LOW LYING AREAS CAN BE EXPECTED FROM THESE STORMS FO(R THE NEXT COUPLE OF HOURS. MOST OF THE THUNDERSTORM ACTIVITY SHOULD END SHORTLY AFTER SUNSET.
Nearby
Flash Flood Warnings in Alabama, 1991Every flash flood warning in 1991
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.