Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 7, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Apr 15, 1994, 8:54 AM EDT for Kent County, Michigan. It was in force for 49 min.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1994, 8:54 AM EDT (12:54 UTC)
- Expired
- Apr 15, 1994, 9:43 AM EDT
- In force
- 49 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
County Kent County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 0.9 hours before the alert went out and 176 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
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 6:49 AM EDT, 2 hours 5 minutes before
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</html>Special weather statement, Apr 15, 7:17 AM EDT, 1 hour 37 minutes before
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</html>Special weather statement, Apr 15, 7:20 AM EDT, 1 hour 34 minutes before
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</html>Special weather statement, Apr 15, 7:38 AM EDT, 1 hour 16 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, 25 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, 10 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
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, 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 |
| Apr 15, 10:37 AM EDT | Severe Thunderstorm Warning | GRR | Ingham | 38 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.