Alert archive / Michigan / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 13, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Jul 18, 1993, 4:43 PM EDT for Branch County, Michigan. It was in force for 21 min.
The area
The counties it named.
The facts
- Issued
- Jul 18, 1993, 4:43 PM EDT (20:43 UTC)
- Expired
- Jul 18, 1993, 5:04 PM EDT
- In force
- 21 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
County Branch County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 8.7 hours before the alert went out and 161 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
- 1536 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KLAN 182043 RRA SVRLAN MIC023-182130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LANSING MI 443 PM EDT SUN JUL 18 1993 THE NATIONAL WEATHER SERVICE IN LANSING HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL MICHIGAN ...EASTERN BRANCH COUNTY AT 440 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM IN EASTERN BRANCH COUNTY JUST SOUTH OF COLDWATER. BRANCH COUNTY SHERRIF'S DEPARTMENT REPORTED STRONG WINDS AND MARBLE SIZED HAIL WITH THIS THUNDERSTORM. THE STORM WAS MOVING TO THE EAST-NORTHEAST AT 20 MILES AN HOUR...AND WILL AFFECT THE COMMUNITIES OF COLDWATER AND QUINCY. 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. BORIS
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, Jul 18, 1:36 PM EDT, 3 hours 7 minutes before
MIZ005-006-014-181930- SPECIAL WEATHER STATEMENT AND MARINE WEATHER STATEMENT FOR WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 135 PM EDT SUN JUL 18 1993 ...A THUNDERSTORM WAS MOVING INTO OCEANA COUNTY... AT 135 PM... WEATHER RADAR SHOWED A STRONG THUNDERSTORM JUST OFFSHORE OF STONY LAKE IN OCEANA COUNTY. THIS STORM WAS MOVING TO THE EAST AT 30 MILES AN HOUR AND WILL REACH SHELBY BY 145 PM AND FERRY BY 2 PM. STRONG GUSTY WINDS... SMALL HAIL... OCCASIOANL LIGHTNING AND BRIEF HEAVY RAIN MAY ACCOMPANY THIS THUNDERSTORM. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIlANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. JSB
Special weather statement, Jul 18, 2:48 PM EDT, 1 hour 55 minutes before
MIZ005-006-014-017-182045- SPECIAL WEATHER STATEMENT FOR WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 250 PM EDT SUN JUL 18 1993 ...A FEW THUNDERSTORMS WERE MOVING THROUGH WEST CENTRAL LOWER MICHIGAN... AT 245 PM... WEATHER RADAR SHOWED A FEW STRONG THUNDERSTORMS EXTENDING FROM HESPIRIA TO BIG RAPIDS. THESE STORMS WERE MOVING TO THE EAST AT 30 MILES AN HOUR AND WILL REACH WHITE CLOUD AND STANWOOD BY 315 PM. STRONG GUSTY WINDS... SMALL HAIL... OCCASIOANL LIGHTNING AND BRIEF HEAVY RAIN MAY ACCOMPANY THESE THUNDERSTORMS. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLI$ANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. JSB
Special weather statement, Jul 18, 2:50 PM EDT, 1 hour 53 minutes before
MIZ005-006-014-017-182045- SPECIAL WEATHER STATEMENT FOR WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 250 PM EDT SUN JUL 18 1993 ...A FEW THUNDERSTORMS WERE MOVING THROUGH WEST CENTRAL LOWER MICHIGAN... AT 245 PM... WEATHER RADAR SHOWED A FEW STRONG THUNDERSTORMS EXTENDING FROM HESPIRIA TO BIG RAPIDS. THESE STORMS WERE MOVING TO THE EAST AT 30 MILES AN HOUR AND WILL REACH WHITE CLOUD AND STANWOOD BY 315 PM. STRONG GUSTY WINDS... SMALL HAIL... OCCASIOANL LIGHTNING AND BRIEF HEAVY RAIN MAY ACCOMPANY THESE THUNDERSTORMS. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. JSB
Special weather statement, Jul 18, 3:50 PM EDT, 53 minutes before
MIZ005-006-014-017-182245- SPECIAL WEATHER STATEMENT FOR WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 350 PM EDT SUN JUL 18 1993 ...THUNDERSTORMS HAD WEAKENED ACROSS WEST CENTRAL LOWER MICHIGAN... AT 350 PM... WEATHER RADAR SHOWED A THUNDERSTORM IN STANWOOD JMOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. JSB
Special weather statement, Jul 18, 3:52 PM EDT, 51 minutes before
MIZ005-006-014-017-182245- SPECIAL WEATHER STATEMENT FOR WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 350 PM EDT SUN JUL 18 1993 ...THUNDERSTORMS HAD WEAKENED ACROSS WEST CENTRAL LOWER MICHIGAN... AT 350 PM... WEATHER RADAR SHOWED A THUNDERSTORM IN STANWOOD JUST SOUTH OF BIG RAPIDS. THIS STORM WAS MOVING TO THE EAST AT 30 MILES AN HOUR AND WILL REACH MECOSTA AND REMUS BY 420 PM. THIS STORM WAS IMBEDDED IN A LARGE AREA OF SHOWERS THAT EXTENDED SOUTH OF M-55 AND COVERED MOST OF WEST CENTRAL LOWER MICHIGAN. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. JSB
Special weather statement, Jul 18, 4:20 PM EDT, 23 minutes before
MIZ011-018-182115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LANSING MI 420 PM EDT SUN JUL 18 1993 ...STRONG THUNDERSTORMS MOVING INTO BRANCH COUNTY... AT 412 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF STRONG THUNDERSTORMS MOVING OUT OF NORTHEAST INDIANA AND INTO SOUTHERN BRANCH COUNTY BETWEEN KINDERHOOK AND CALIFORNIA...OR 40 MILES SOUTHWEST OF JACKSON. THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...HEAVY RAINS...AND SMALL HAIL AS THEY MOVE EAST AT 20 MILES AN HOUR. THESE STORMS WILL AFFECT THE COMMUNITIES OF ALGANSEE AND CALIFORNIA IN SOUTHEAST BRANCH COUNTY BETWEEN 420 AND 430 PM...AND WILL THEN MOVE INTO SOUTHWEST HILLSDALE COUNTY NEAR READING BETWEEN 430 AND 445 PM. AVOID USING THE TELEPHONE DURING THUNDERSTORMS...EXCEPT FOR EMERGENCIES. STAY INDOORS AND AWAY FROM WINDOWS. MOTORISTS ARE URGED TO DRIVE SLOWLY DURING THUNDERSTORMS...AS HEAVY RAIN MAY CAUSE REDUCED VISIBILITY AND PONDING OF WATER ON ROADWAYS. . BORIS
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 5:40 PM EDT | Tornado Warning | GRR | Barry | 35 min |
| Jul 18, 6:44 PM EDT | Severe Thunderstorm Warning | GRR | Ionia | 31 min |
| Jul 18, 7:08 PM EDT | Severe Thunderstorm Warning | GRR | Clinton | 37 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1993Every severe thunderstorm warning in 1993
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.