Alert archive / Mississippi / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 183, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Sep 4, 1990, 7:28 PM CDT for Hancock County, Mississippi. It was in force for 47 min. 2 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
- Sep 4, 1990, 7:28 PM CDT (00:28 UTC)
- Expired
- Sep 4, 1990, 8:15 PM CDT
- In force
- 47 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Hancock County, MS
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 |
|---|---|---|---|
| Sep 4, 7:30 PM CDT | Hail 0.75 | Hancock, MS | |
| Sep 4, 7:30 PM CDT | Hail 0.75 | Hancock, MS |
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
Slidell Radar S, LA (KSIL), launched 00:00Z, 0.5 hours before the alert went out and 27 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
- 1824 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 1659 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 104 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMOB 050031 SVRMOB MSC045-050115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 728 PM CDT TUE SEP 4 1990 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST MISSISSIPPI ...HANCOCK COUNTY AT 730 PM...A SEVERE THUNDERSTORM WAS LOCATED NEAR KILN. THE STORM WAS MOVING WEST AT 20 MPH. PEOPLE IN THE PATH OF THIS STORM SHOULD EXPECT STRONG GUSTY WINDS AND POSSIBLY SOME HAIL AS THIS STORM PASSES.
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, Sep 4, 3:28 PM CDT, 4 hours before
ALZ016-042200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 325 PM CDT TUE SEP 4 1990 AT 325 PM A STRONG THUNDERSTORM WAS LOCATED 3 MILES NORTHEAST OF ORANGE BEACH. THIS THUNDERSTORM WAS MOVING SOUTHWEST AT 20 MPH. IT WILL BE MOVING OVER ORANGE BEACH AND GULF SHORES IN THE NEXT 1/2 HOUR. ANOTHER STRONG THUNDERSTORM WAS LOCATED 5 MILES NORTHEAST OF BAY MINETTE. IT WILL BE MOVING OVER BAY MINETTE IN THE NEAR 15 MINUTES. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...DANGEROUS LIGHTNING...HEAVY RAIN...AND POSSIBLY SOME SMALL HAIL.
Special weather statement, Sep 4, 3:37 PM CDT, 3 hours 51 minutes before
ALZ016-042200- SPECIAL WEATHER STATEMENT...CORRECTED TYPO IN SECOND PARAGRAPH NATIONAL WEATHER SERVICE MOBILE AL 335 PM CDT TUE SEP 4 1990 AT 325 PM A STRONG THUNDERSTORM WAS LOCATED 3 MILES NORTHEAST OF ORANGE BEACH. THIS THUNDERSTORM WAS MOVING SOUTHWEST AT 20 MPH. IT WILL BE MOVING OVER ORANGE BEACH AND GULF SHORES IN THE NEXT 1/2 HOUR. ANOTHER STRONG THUNDERSTORM WAS LOCATED 5 MILES NORTHEAST OF BAY MINETTE. IT WILL BE MOVING OVER BAY MINETTE IN THE NEXT 15 MINUTES. THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...DANGEROUS LIGHTNING...HEAVY RAIN...AND POSSIBLY SOME SMALL HAIL.
Local storm report, Sep 4, 5:20 PM CDT, 2 hours 8 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
520 PM CDT TUE SEP 4 1990
TIME COUNTY/STATE EVENT
450 PM BALDWIN/AL BALDWIN EOC REPORTED 1/2 INCH HAIL AT
POI NT CLEAR.
510 PM MOBILE/AL GROCERY STORE CONTACT REPORTED HAIL THE
SIZE OF DIMES IN GRAND BAY.Local storm report, Sep 4, 5:44 PM CDT, 1 hour 44 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
545 PM CDT TUE SEP 4 1990
TIME COUNTY/STATE EVENT
535 PM JACKSON/MS JACKSON COUNTY SO REPORTS NUMEROUS
TREES ?AND POWER LINES DOWN IN MOSS POINT
AND PASCAGOULA.Special weather statement, Sep 4, 7:28 PM CDT, 0 minutes before
ALC097-050130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 721 PM CDT TUE SEP 4 1990 AT 715 PM...A STRONG THUNDERSTORM WAS MOVING WEST THROUGH SOUTHERN MOBILE COUNTY. STRONG GUSTY WINDS HAVE BEEN REPORTED BY THE PUBLIC IN THE DOG RIVER AREA IN THE PAST SEVERAL MINUTES. THE STORM WILL BE MOVING INTO THE THEODORE AREA IN THE NEXT 20 MINUTES. PEOPLE IN SOUTHERN MOBILE COUNTY SHOULD REMAIN WEATHER CONSCIOUS FOR THE NEXT HOUR. N
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 7:17 PM CDT | Severe Thunderstorm Warning | MOB | Harrison | 28 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.