Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 1, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Apr 15, 1994, 8:34 AM EDT for Mecosta County, Michigan. It was in force for 41 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 8:34 AM EDT (12:34 UTC)
- Expired
- Apr 15, 1994, 9:15 AM EDT
- In force
- 41 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
County Mecosta County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 0.6 hours before the alert went out and 185 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1973 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 77 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 KMKG 151235 SVRMKG MIC107-151315- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MUSKEGON MI 834 AM EDT FRI APR 15 1994 THE NATIONAL WEATHER SERVICE IN MUSKEGON MI HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 915 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL LOWER MICHIGAN ...EASTERN MECOSTA COUNTY AT 826 AM EDT... WEATHER RADAR AND SPOTTERS REPORTED MARBLE SIZE HAIL IN SOUTHWEST MECOSTA COUNTY NEAR THE TOWN OF MORELY. THE STORM PRODUCING THIS HAIL WAS MOVING NORTHEAST AT 30 MPH AND WILL LIKELY PASS BETWEEN STANWOOD AND ALTONA...47 MILES NORTHEAST OF MUSKEGON... BY 845 AM AND RODNEY BY 900 AM. GUSTY WINDS AND MARBLE SIZE HAIL CAN BE EXPECTED WITH THE PASSAGE OF THIS STORM. 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
Special weather statement, Apr 15, 6:25 AM EDT, 2 hours 9 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-151125- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 624 AM EDT FRI APR 15 1994 ...SCATTERED THUNDERSTORMS WERE MOVING ACROSS NORTHERN LOWER MICHIGAN... AT 615 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A BAND OF RAIN ...WITH EMBEDDED THUNDERSTORMS...EXTENDING FROM PELLSTON TO OSCODA. THIS BAND WAS MOVING TO THE NORTHEAST AT 45 MPH. EMBEDDED THUNDERSTORMS EXTENDED FROM PELLSTON TO WOLVERINE. THE THUNDERSTORMS WILL REACH FROM MACKINAW CITY TO CHEBOYGAN BY 635 AM. FREQUENT LIGHTNING AND BRIEFLY HEAVY RAINS WILL ACCOMPANY THESE STORMS. HEAVY RAINS AND A BRIEF THUNDERSTORM WILL BE POSSIBLE ANYWHERE IN NORTHERN LOWER MICHIGAN THROUGH DAYBREAK AS THIS BAND MOVES THROUGH. REMEMBER...ALL THUNDERSTORMS CAN AND DO PRODUCE DEADLY LIGHTNING. IF THUNDERSTORMS APPROACH YOUR AREA TAKE SHELTER AND AVOID USING ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD ALSO BE ALERT FOR REDUCED VISIBILITIES IN AREAS OF HEAVY RAIN. NORCROSS
Special weather statement, Apr 15, 7:17 AM EDT, 1 hour 17 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-151225- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 716 AM EDT FRI APR 15 1994 ...SCATTERED THUNDERSTORMS WERE MOVING ACROSS NORTHWEST LOWER MICHIGAN... AT 710 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS...EMBEDDED WITHIN A BAND OF RAIN...ENTERING WESTERN CHEBOYGAN COUNTY. THIS LINE EXTENDED FROM ALANSON TO WOLVERINE AT 710 AM AND WAS MOVING TO THE NORTHEAST AT 45 MPH. THESE THUNDERSTORMS WILL REACH THE COMMUNITIES OF ALOHA AND MULLET LAKE BY 720 AM AND THE CITY OF CHEBOYGAN BY 730 AM. FREQUENT LIGHTNING...BRIEFLY HEAVY RAINS...AND GUSTY WINDS WILL ACCOMPANY THESE STORMS. ACROSS THE REST OF NORTHERN LOWER MICHIGAN...THE BAND OF RAIN WILL BE MOVING OUT OVER LAKE HURON BY 730 AM. A BRIEF THUNDERSTORM WILL STILL BE POSSIBLE ANYWHERE IN NORTHERN LOWER MICHIGAN THROUGH 900 AM. REMEMBER...ALL THUNDERSTORMS CAN AND DO PRODUCE DEADLY LIGHTNING. IF THUNDERSTORMS APPROACH YOUR AREA TAKE SHELTER AND AVOID USING ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD ALSO BE ALERT FOR REDUCED VISIBILITIES IN AREAS OF HEAVY RAIN. NORCROSS
Special weather statement, Apr 15, 7:30 AM EDT, 1 hour 4 minutes before
MIZ007-008-015-151330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAULT STE MARIE MI 730 AM EDT FRI APR 15 1994 ...THUNDERSTORMS IN EAST UPPER MICHIGAN... AN AREA OF THUNDERSTORMS HAD MOVED INTO CENTRAL PORTIONS OF EAST UPPER MICHIGAN AT 730 AM. THESE STORMS EXTENDED FROM ST MARTINS BAY NORTHWEST TO TROUT LAKE AND SOO JUNCTION. THE STORMS WERE MOVING TO THE NORTHEAST AT 40 MILES AN HOUR AND WILL BE NEAR DETOUR VILLAGE...THE LOWER ST MARYS RIVER SYSTEM AND SAULT STE MARIE AT 830 AM. PERSONS IN THE KINROSS-RUDYARD AREA...STRONGS... BRIMLEY... DAFTER...PICKFORD AND STALWART WILL ALL EXPERIENCE SOME THUNDERSTORM ACTIVITY THIS MORNING. THESE STORMS CONTAIN DANGEROUS LIGHTNING...SMALL HAIL AND MAY PRODUCE WIND GUSTS TO 30 MILES AN HOUR. IF YOU HEAR THUNDER...IT WOULD BE BEST TO REMAIN INDOORS OR WITHIN YOUR VEHICLE UNTIL THESE STORMS PASS. IF CAUGHT OUT OF DOORS... SEEK A SAFE BUILDING AND PROTECTION FROM LIGHTNING.
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 9:07 AM EDT | Severe Thunderstorm Warning | APX | Osceola | 53 min |
| Apr 15, 9:59 AM EDT | Severe Thunderstorm Warning | APX | Montmorency | 31 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.