Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 13, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Apr 26, 1994, 9:43 PM EDT for Midland County, Michigan. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Apr 26, 1994, 9:43 PM EDT (01:43 UTC)
- Expired
- Apr 26, 1994, 10:30 PM EDT
- In force
- 47 min
- Issued by
- NWS Detroit, MI
- Area
- Whole counties
County Midland County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 00:00Z, 1.7 hours before the alert went out and 129 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
- 513 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 2058 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 187 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFNT 270146 RRA SVRFNT MIC111-270230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FLINT MI 943 PM EDT TUE APR 26 1994 THE NATIONAL WEATHER SERVICE IN FLINT HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL LOWER MICHIGAN ...SOUTHERN MIDLAND COUNTY AT 945 PM EDT...RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM IN EXTREME NORTHERN GRATIOT COUNTY NEAR THE COAMMUNITY OF ST. LOUIS. THIS STORM WAS MOVING TO THE NORTHEAST AT 60 MPH AND WILL AFFECT THE COMMUNITIES OF PLEASANT VALLEY AND PORTER BY 1000 PM. THEN IT WILL AFFECT POSEYVILLE BY 1015 PM. POSEYVILLES 23 MILES WEST NORTHWEST OF SAGINAW. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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, Apr 26, 4:17 PM EDT, 5 hours 26 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE DETROIT, MI
415 PM EDT TUE APR 26 1994
EVENTS FROM 1230 PM TO 130 PM EDT THIS DATE
TIME LOCATION AND EVENT
(EDT)
1250 PM 3 MILES WEST OF DEXTER...NEjAR ISLAND LAKE (45W DOWNTOWN
DETROIT). 60 MPH WIND GUST DOWNED TREE LIMBS.
110 PM WIND GUSTS TO 55 MPH AT BRIGHTON IN LIVINGSTON COUNTY
AND HIGHLAND IN OAKLAND COUNTY.
YORK/BAILEYSpecial weather statement, Apr 26, 9:15 PM EDT, 28 minutes before
MIZ047-048-053-060-270215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 916 PM EDT TUE APR 26 1994 ...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR PORTIONS OF EAST CENTRAL LOWER MICHIGAN UNTIL 200 AM EDT WEDNESDAY... A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR THE FOLLOWING COUNTIES UNTIL 200 AM EDT WEDNESDAY. THESE COUNTIES ARE BAY... MIDLAND... SAGINAW AND SHIAWASSEE. AT 914 PM EDT...RADAR INDICATED A LINE OF THUNDERSTORMS FROM BIG RAPIDS TO JUST NORTH OF GRAND RAPIDS. THIS LINE OF STORMS WAS MOVING TO THE NORTHEAST AT 45 MILES AN HOUR AND SHOULD BEGIN TO AFFECT THE WESTERN PORTIONS OF MIDLAND AND SHIAWASSEE COUNTIES BETWEEN 1000 PM AND 1030 PM. IF A THUNDERSTORM APPROACHES...MOVE INDOORS AND STAY AWAY FROM WINDOWS. TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION ON THIS DANGEROUS WEATHER SITUATION.
Special weather statement, Apr 26, 9:27 PM EDT, 16 minutes before
MIZ016>083-270600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 925 PM EDT TUE APR 26 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 2 AM FOR MUCH OF CENTRAL AND SOUTHWEST LOWER MICHIGAN... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR A LARGE PART OF CENTRAL AND SOUTHWEST LOWER MICHIGAN. THE WATCH IS IN EFFECT UNTIL 2 AM EDT. THE WATCH COVERS AN AREA ROUGHLY SOUTH OF A LINE FROM OSCODA TO CADILLAC AND WEST OF A LINE FROM BAY CITY TO MARSHALL. THIS INCLUDES THE CITIES OF BAY CITY... SAGINAW... MIDLAND... LANSING... GRAND RAPIDS... MUSKEGON... BATTLE CREEK... KALAMAZOO... AND BENTON HARBOR. A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS ARE POSSIBLE IN AND NEAR THE WATCH AREA. SEVERE THUNDERSTORMS PRODUCE HAIL WITH A DIAMETER OF AT LEAST 3/4 INCH... OR WINDS OF AT LEAST 58 MILES AN HOUR. IF ANY THUNDERSTORM SHOULD APPROACH... TAKE COVER IMMEDIATELY. EVEN N4ON-SEVERE THUNDERSTORMS CAN KILL. SEEK SHELTER INSIDE A WELL- CONSTRUCTED HOUSE OR BUILDING. WTB
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 26, 9:50 PM EDT | Severe Thunderstorm Warning | DTX | Gladwin | 25 min |
| Apr 26, 10:29 PM EDT | Severe Thunderstorm Warning | DTX | Bay | 46 min |
| Apr 26, 11:06 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 54 min |
| Apr 27, 12:11 AM EDT | Severe Thunderstorm Warning | DTX | Genesee | 39 min |
| Apr 27, 12:31 AM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 59 min |
| Apr 27, 1:08 AM EDT | Severe Thunderstorm Warning | DTX | Livingston | 26 min |
| Apr 27, 2:49 AM EDT | Severe Thunderstorm Warning | DTX | Oakland, Wayne | 41 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1994Every severe thunderstorm warning in 1994
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.