Alert archive / Alabama / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 64, NWS Mobile, AL

March 16, 1990Barbour County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Mar 16, 1990, 3:35 PM CST for Barbour County, Alabama. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Mar 16, 1990, 3:35 PM CST (21:35 UTC)
Expired
Mar 16, 1990, 4:30 PM CST
In force
55 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Barbour 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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 9.6 hours before the alert went out and 205 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.

Skew-T log-pSkew-T log-p diagram, Centreville/Bibb, AL at 12:00Z on 1990-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Centreville/Bibb, AL at 12:00Z on 1990-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
83 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KMGM 162137
SVRMGM
ALC005-162230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
335 PM CST FRI MAR 16 1990
 
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH ALABAMA
          ...BARBOUR
 
MONTGOMERY RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHERN BARBOUR
COUNTY AT 335 PM CST. THIS THUNDERSTORMS WAS MOVING TO THE EAST
NORTHEAST ABOUT 30 TO 35 MPH.
 
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALLM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

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

Local storm report, Mar 16, 2:45 PM CST, 50 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PENSACOLA FL
230 PM CST FRI MAR 16 1990

TIME              EVENT

MARCH 15 1990

415 PM            ESCAMBIA COUNTY...PEA SIZE HAIL WAS REPORTED NEAR
                  MOLINO AND NORTH OF CANTONMENT BY SKWARN SPOTTER.

435 PM            ESCAMBIA COUNTY... A TREE WAS BLOWN DOWN ON HWY 97
                  SOUTHEAST OF ATMORE REPORTED BY CD.

MARCH 16 1990

830 AM            ESCAMBIA COUNTY...A TREE AND FENCE WERE BLOWN DOWN
                  NEAR INTERSECTION OF SCENIC HWY AND HWY 90...OBSERVED
                  BY PNS MIC.

830 AM            SANTA ROSA COUNTY...10 TO 15 TREES WERE BLOWN DOWN
           6       ALONG ESCAMBIA BAY SOUTHEAST OF FLORIDATOWN...
                  OBSERVED BY PNS MIC.

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 16, 2:56 AM CSTFlash Flood WarningMOBMobile3 hr
Mar 16, 3:35 AM CSTFlash Flood WarningMOBAutauga, Elmore, Montgomery115 min
Mar 16, 3:35 AM CSTFlash Flood WarningMOBDallas, Lowndes115 min
Mar 16, 4:03 AM CSTFlash Flood WarningMOBCoosa117 min
Mar 16, 4:03 AM CSTFlash Flood WarningMOBWilcox117 min
Mar 16, 5:37 AM CSTFlash Flood WarningMOBAutauga, Lowndes, Montgomery2 hr
Mar 16, 5:37 AM CSTFlash Flood WarningMOBDallas2 hr
Mar 16, 5:37 AM CSTFlash Flood WarningMOBCoosa2 hr
Mar 16, 6:07 AM CSTFlash Flood WarningMOBMobile3 hr
Mar 16, 6:14 AM CSTSevere Thunderstorm WarningMOBConecuh61 min
Mar 16, 7:38 AM CSTFlash Flood WarningMOBCoosa, Elmore, Tallapoosa2 hr
Mar 16, 7:38 AM CSTFlash Flood WarningMOBAutauga, Lowndes, Montgomery2 hr
Mar 16, 7:38 AM CSTFlash Flood WarningMOBDallas2 hr
Mar 16, 8:39 AM CSTFlash Flood WarningMOBCovington2 hr
Mar 16, 8:39 AM CSTFlash Flood WarningMOBPike2 hr
Mar 16, 8:49 AM CSTFlash Flood WarningMOBBullock116 min
Mar 16, 9:15 AM CSTFlash Flood WarningMOBBaldwin, Mobile3 hr
Mar 16, 10:46 AM CSTFlash Flood WarningMOBWashington3 hr
Mar 16, 10:48 AM CSTFlash Flood WarningMOBCovington, Crenshaw, Pike117 min
Mar 16, 10:57 AM CSTSevere Thunderstorm WarningMOBMobile33 min
Mar 16, 11:40 AM CSTFlash Flood WarningMOBCrenshaw2 hr
Mar 16, 12:13 PM CSTFlash Flood WarningMOBBaldwin6 hr
Mar 16, 12:13 PM CSTFlash Flood WarningMOBMobile5 hr
Mar 16, 12:50 PM CSTFlash Flood WarningMOBConecuh, Escambia, Monroe4 hr
Mar 16, 12:50 PM CSTFlash Flood WarningMOBClarke, Washington4 hr
Mar 16, 1:12 PM CSTFlash Flood WarningMOBAutauga, Dallas, Elmore, Lowndes, Montgomery3 hr
Mar 16, 1:12 PM CSTFlash Flood WarningMOBButler3 hr
Mar 16, 2:52 PM CSTSevere Thunderstorm WarningMOBBullock, Pike68 min
Mar 16, 3:17 PM CSTSevere Thunderstorm WarningMOBLee, Macon58 min
Mar 16, 3:27 PM CSTFlash Flood WarningMOBBullock, Pike2 hr
Mar 16, 3:27 PM CSTFlash Flood WarningMOBMacon2 hr
Mar 16, 4:27 PM CSTSevere Thunderstorm WarningMOBCoffee63 min
Mar 16, 4:59 PM CSTFlash Flood WarningMOBBarbour, Pike2 hr
Mar 16, 4:59 PM CSTFlash Flood WarningMOBCoffee, Covington2 hr
Mar 16, 5:11 PM CSTFlash Flood WarningMOBChambers, Lee, Tallapoosa2 hr
Mar 16, 5:46 PM CSTSevere Thunderstorm WarningMOBBarbour59 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1990Every severe thunderstorm warning in 1990

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.