Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 13, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Apr 15, 1994, 10:37 AM EDT for Ingham County, Michigan. It was in force for 38 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 10:37 AM EDT (14:37 UTC)
- Expired
- Apr 15, 1994, 11:15 AM EDT
- In force
- 38 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
County Ingham County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 2.6 hours before the alert went out and 78 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 KLAN 151444 COR SVRLAN MIC065-075-151515- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING...CORRECTION NATIONAL WEATHER SERVICE LANSING MI 1044 AM EDT FRI APR 15 1994 THE NATIONAL WEATHER SERVICE IN LANSING HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL MICHIGAN ...SOUTHEASTERN INGHAM COUNTY...NORTHEASTERN JACKSON COUNTY AT 1035 AM...WEATHER RADAR SHOWED A POSSIBLE SEVERE THUNDERSTORM ABOUT 5 MILES NORTH OF JACKSON. THIS STORM IS MOVING TO THE NORTHEAST AT NEARLY 40 MILES AN HOUR. IT WILL PASS NEAR PLEASANT LAKE IN JACKSON COUNTY BY 1040 AM...AND FITCHBURG IN INGHAM COUNTY BY 1050 AM. THIS STORM IS CAPABLE OF PRODUCING HAIL UP TO ONE INCH IN DIAMETER. IF THIS STORM THREATENS YOUR AREA...MOVE TO THE INTERIOR OF A STURDY BUILDING IMMEDIATELY. DO NOT USE ELECTRICAL APPLIANCES OR TELEPHONES EXCEPT IN EMERGENCIES. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND WARNINGS. DESROSIERS
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, 7:38 AM EDT, 2 hours 59 minutes before
MIZ051-056-057-058-064-065-071-072-501-151230- SPECIAL WEATHER STATEMENT FOR SOUTHWEST LOWER MICHIGAN NATIONAL WEATHER SERVICE GRAND RAPIDS MI 737 AM EDT FRI APR 15 1994 ...THUNDERSTORMS CONTINUED IN PART OF SOUTHWEST LOWER MICHIGAN... AT 735 AM EDT... WEATHER RADAR INDICATED STRONG THUNDERSTORMS MOVING ON SHORE NEAR SOUTH HAVEN... 35 MILES NORTHWEST OF KALAMAZOO AND NEAR NUNICA AND COOPERSVILLE... 15 MILES NORTHWEST OF GRAND RAPIDS. THESE STORMS MAY CONTAIN SMALL HAIL AND GUSTY WINDS OF 45 MPH. THE STORMS WERE MOVING TOWARD THE NORTHEAST AT 25 MPH AND WILL REACH THE COMMUNITIES OF PULLMAN BY 800 AM AND ALLEGAN BY 815 AM. THE STORM NEAR COOPERSVILLE WILL REACH THE COMMUNITIES OF SPARTA BY 800 AM AND CEDAR SPRINGS BY 830 AM. THESE STORMS CONTAIN GUSTY WINDS AND DANGEROUS LIGHTNING. IF YOU ARE IN THE PATH OF THESE STORMS YOU SHOULD MOVE INSIDE TO AVOID THE DANGERS OF LIGHTNING.
Special weather statement, Apr 15, 8:29 AM EDT, 2 hours 8 minutes before
MIZ073-080-131315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LANSING MI 829 AM EDT FRI APR 15 1994 ...THUNDERSTORMS DEVELOPING IN THE BATTLE CREEK AREA... WEATHER RADAR AT 820 AM EDT INDICATED THAT THUNDERSTORMS WERE DEVELOPING IN THE BATTLE CREEK AND COLDWATER AREAS. THE STORMS WERE LOCATED FROM ABOUT 10 MILES NORTHWEST OF BATTLE CREEK NEAR BEDFORD SOUTH TO NEAR ATHENS IN SOUTHWEST CALHOUN AND BRONSON IN WESTERN BRANCH COUNTY. THE STORMS WERE MOVING FROM THE SOUTHWEST AT 40 MILES AN HOUR AND WILL AFFECT BATTLE CREEK BY 840 AM AND COLDWATER BY 850 AM EDT. THESE STORMS MAY CONTAIN STRONG WINDS UP TO NEAR 50 MILES AN HOUR AND SMALL HAIL OF 1/2 AN INCH. WHEN THUNDERSTORMS ARE OCCURRING...MOVE INDOORS TO PROTECT YOURSELF FROM THE DANGERS OF LIGHTNING. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES EXCEPT IN EMERGENCIES. STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO FOR FURTHER UPDATES AND STATEMENTS. PL
Special weather statement, Apr 15, 8:44 AM EDT, 1 hour 53 minutes before
MIZ073-080-131315- SPECIAL WEATHER STATEMENT...UPDATED... NATIONAL WEATHER SERVICE LANSING MI 845 AM EDT FRI APR 15 1994 ...THUNDERSTORMS DEVELOPING IN THE BATTLE CREEK AREA... WEATHER RADAR AT 820 AM EDT INDICATED THAT THUNDERSTORMS WERE DEVELOPING IN THE BATTLE CREEK AREA. THE STORMS WERE LOCATED FROM ABOUT 10 MILES NORTHWEST OF BATTLE CREEK NEAR BEDFORD AND WEST OF BRONSON IN WESTERN BRANCH COUNTY. THE STORMS WERE MOVING FROM THE SOUTHWEST AT 40 MILES AN HOUR AND WILL AFFECT BATTLE CREEK BETWEEN 845 AM AND 900 AM EDT. THESE STORMS MAY CONTAIN STRONG WINDS UP TO NEAR 50 MILES AN HOUR AND SMALL HAIL OF UP TO 1/2 AN INCH. WHEN THUNDERSTORMS ARE OCCURRING...MOVE INDOORS TO PROTECT YOURSELF FROM THE DANGERS OF LIGHTNING. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES EXCEPT IN EMERGENCIES. STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO FOR FURTHER UPDATES AND STATEMENTS. PL
Special weather statement, Apr 15, 9:24 AM EDT, 1 hour 13 minutes before
MIZ046-052-059-066-067-073-074-080-081-131415- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LANSING MI 925 AM EDT FRI APR 15 1994 ...THUNDERSTORMS HEADING TOWARD SOUTH CENTRAL LOWER MICHIGAN... AT 920...WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS FROM JUST WEST OF HOUGHTON LAKE TO GRAND RAPIDS TO JUST WEST OF BATTLE CREEK. INDIVIDUAL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT ABOUT 30 MILES AN HOUR...WHILE THE LINE MOVED EAST AT 20 MILES AN HOUR. PEOPLE IN THE COMMUNITIES OF WEIDMAN IN ISABELLA COUNTY...BELLVUE IN EATON COUNTY AND BATTLE CREEK SHOULD EXPECT THUNDERSTORMS TO MOVE OVERHEAD BY 945 AM. THESE STORMS MAY CONTAIN STRONG WINDS TO NEAR 50 MILES AN HOUR AND SMALL HAIL OF UP TO 1/2 AN INCH. WHEN THUNDERSTORMS ARE OCCURRING...MOVE INDOORS TO PROTECT YOURSELF FROM THE DANGERS OF LIGHTNING. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES EXCEPT IN EMERGENCIES. STAY TUNED TO NATIONAL WEATHER SERVICE RADION FOR FURTHER UPDATES AND STATEMENTS. DESROSIERS
Special weather statement, Apr 15, 10:04 AM EDT, 33 minutes before
MIZ051-056-057-058-064-065-071-072-501-151430- SPECIAL WEATHER STATEMENT FOR SOUTHWEST LOWER MICHIGAN NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1000 AM EDT FRI APR 15 1994 ...THUNDERSTORMS CONTINUED OVER SOUTHWEST LOWER MICHIGAN... AT 1000 AM EDT... THUNDERSTORMS AND SHOWERS CONTINUED OVER ALL OF SOUTHWEST LOWER MICHIGAN. THE STRONGEST THUNDERSTORMS EXTENDED FROM KEELER... 35 MILES SOUTHWEST OF KALAMAZOO TO CROTON... 30 MILES NORTH OF GRAND RAPIDS. THE THUNDERSTORMS WERE MOVING EAST AT 25 MPH. THEY WILL REACH MARCELLUS AND SIX LAKES BY 1100 AM. THE THUNDERSTORMS WERE PART OF A LARGE PRECIPITATION AREA THAT COVERED ALL OF SOUTHWEST LOWER MICHIGAN. THE PRECIPITATION AREA WAS MOVING EAST AT 25 MPH. PRECIPITATION WILL BE ENDING ALONG THE LAKE MICHIGAN SHORELINE... FROM SOUTH HAVEN TO GRAND HAVEN BY 1020 AM AND ENDING FROM BLOOMINGDALE TO SPARTA BY 1100 AM. WHEN THUNDERSTORMS ARE ABOUT... PROTECT YOURSELF FROM LIGHTNING BY GETTING INSI"DE A BUILDING. COOLEY
Special weather statement, Apr 15, 10:32 AM EDT, 5 minutes before
MIZ051-056-057-058-064-065-071-072-501-151530- SPECIAL WEATHER STATEMENT FOR SOUTHWEST LOWER MICHIGAN NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1030 AM EDT FRI APR 15 1994 ...THUNDERSTORMS CONTINUE OVER SOUTHWEST LOWER MICHIGAN... AT 1030 AM EDT... THUNDERSTORMS AND SHOWERS OVER SOUTHWEST LOWER MICHIGAN WERE MOVING EAST... INTO EASTERN LOWER MICHIGAN. THE STRONGEST THUNDERSTORMS EXTENDED FROM KALAMAZOO TO CALEDONIA... 15 MILES SOUTHEAST OF GRAND RAPIDS. THE THUNDERSTORMS WERE MOVING EAST AT 25 MPH. THEY WILL REACH ASSYRIA AND IONIA BY 1130 AM. THE THUNDERSTORMS WERE PART OF A LARGE AREA OF PRECIPITATION THAT COVERED MUCH OF SOUTHWEST LOWER MICHIGAN. THE REAR EDGE OF THE PRECIPITATION EXTENDED FROM KEELER TO GRAND JUNCTION ...HUDSONVILLE AND WHITE CLOUD. THE PRECIPITATION AREA WAS MOVING EAST AT 25 MPH. PRECIPITATION WILL BE ENDING FROM SCHOOLCRAFT TO LOWELL AND SIX LAKES BY 1130 AM AND FROM STURGIS... BATTLE CREEK... IONIA AND VESTABURG BY 1230 PM. . WHEN THUNDERSTORMS ARE IN YOUR COMMUNITY... PROTECT YOURSELF BY GETTING INSIDE A SHELTER... SUCH AS A BUILDING OR AN AUTOMOBILE. DO NOT MAKE YOURSELF THE HIGHEST POINT ON THE HORIZON... YOU COULD BECOME A LIGHTNING ROD. COOLEY
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:57 AM EDT | Severe Thunderstorm Warning | GRR | Allegan, Ottawa | 30 min |
| Apr 15, 8:29 AM EDT | Severe Thunderstorm Warning | GRR | Montcalm | 31 min |
| Apr 15, 8:54 AM EDT | Severe Thunderstorm Warning | GRR | Kent | 49 min |
| Apr 15, 9:01 AM EDT | Severe Thunderstorm Warning | GRR | Montcalm | 44 min |
| Apr 15, 9:46 AM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Eaton | 59 min |
| Apr 15, 9:58 AM EDT | Severe Thunderstorm Warning | GRR | Ingham | 47 min |
| Apr 15, 10:04 AM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 41 min |
| Apr 15, 10:37 AM EDT | Severe Thunderstorm Warning | GRR | Jackson | 78 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.