Alert archive / Michigan / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 16, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Sep 14, 1990, 12:13 PM EDT for Calhoun County, Eaton County, Michigan. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Sep 14, 1990, 12:13 PM EDT (16:13 UTC)
- Expired
- Sep 14, 1990, 1:15 PM EDT
- In force
- 62 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
Counties Calhoun County, MI, Eaton County, MI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 4.2 hours before the alert went out and 127 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
- 134 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 825 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 82 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 KARB 141613
SVRLAN
MIC045-025-141715-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LANSING MI
ISSUED BY ANN ARBOR MI
1213 PM EDT FRI SEP 14 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 115 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE SOUTH CENTRAL PART OF LOWER MICHIGAN
EATON...CALHOUN
AT 1155 AM EDT...RADAR INDICATED A LINE A SEVERE THUNDERSTORMS
MOVING INTO NORTHWEST EATON AND NORTHWEST CALHOUN COUNTIES.
THESE STORMS WERE MOVING EAST - SOUTHEAST AT 40 MPH.
THUNDERSTORMS WILL PUSH INTO SUNFIELD...MULLIKEN AND VERMONTVILL
IN EATON COUNTY BY 1215 PM. STORMS WILL ALSO PUSH THROUGH THE
BATTEL CREEK AREA BETWEEN 1210 AND 1230 PM.
IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORECED
SHELTER AND PREPARE FOR DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND LIGHTNING.
REMEMBER...SEVERE THUNDERSTORMS CAN AND SOMETIMES DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING...SO BE ON THE LOOKOUT.
P. LEWIS/KOTTKE/EDFWhat 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, Sep 14, 8:38 AM EDT, 3 hours 35 minutes before
MIZ002-003-004-009-010-013-015-016-141400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 840 AM EDT FRI SEP 14 1990 ...STRONG THUNDERSTORMS HEADED TOWARD SOUTHWEST LOWER MICHIGAN... AT 835 AM EDT WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS...A FEW WITH VERY HEAVY RAIN HEADING TOWARD SOUTHWEST LOWER MICHIGAN. THE THUNDERSTORMS EXTENDED FROM ALPENA IN NORTHEAST LOWER MICHIGAN TO JUST NORTHWEST OF MUSKEGON...OR 60 MPH NORTHWEST OF GRAND RAPIDS... THEN SOUTHWEST TO CHICAGO. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 35 MILES MPH AND WILL MOVE INTO THE COUNTIES OF SOUTHWEST LOWER MICHIGAN BY 900AM THIS MORNING...AND INTO THE GRAND RAPIDS AREA BY 1000AM. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...HAIL... HEAVY RAINFALL...AND LIGHTNING AS THEY MOVE THROUGH PARTS OF SOUTHWEST LOWER MICHIGAN THIS MORNING. IF THREATENING WEATHER APPROACHES YOUR AREA BE PREPARED TO MOVE TO A PLACE OF SAFETY. ; BOATERS ON LAKE MICHIGAN IN THE NEARSHORE AREAS FROM NEW BUFFALO NORTH TO GRAND HAVEN SHOULD BE PREPARED TO TAKE SAFETY PRECAUTIONS AS THEY APPROACH...AND SEEK SAFE HARBOR. JSB
Special weather statement, Sep 14, 8:43 AM EDT, 3 hours 30 minutes before
MIZ002-003-004-009-010-013-015-016-141400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI...CORRECTION 840 AM EDT FRI SEP 14 1990 ...STRONG THUNDERSTORMS HEADED TOWARD SOUTHWEST LOWER MICHIGAN... AT 835 AM EDT WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS...A FEW WITH VERY HEAVY RAIN HEADING TOWARD SOUTHWEST LOWER MICHIGAN. THE THUNDERSTORMS EXTENDED FROM ALPENA IN NORTHEAST LOWER MICHIGAN TO JUST NORTHWEST OF MUSKEGON...OR 60 MILES NORTHWEST OF GRAND RAPIDS... THEN SOUTHWEST TO CHICAGO. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 35 MILES MPH AND WILL MOVE INTO THE COUNTIES OF SOUTHWEST LOWER MICHIGAN BY 900AM THIS MORNING...AND INTO THE GRAND RAPIDS AREA BY 1000AM. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...HAIL... HEAVY RAINFALL...AND LIGHTNING AS THEY MOVE THROUGH PARTS OF SOUTHWEST LOWER MICHIGAN THIS MORNING. IF THREATENING WEATHER APPROACHES YOUR AREA BE PREPARED TO MOVE TO A IPLACE OF SAFETY. BOATERS ON LAKE MICHIGAN IN THE NEARSHORE AREAS FROM NEW BUFFALO NORTH TO GRAND HAVEN SHOULD BE PREPARED TO TAKE SAFETY PRECAUTIONS AS THEY APPROACH...AND SEEK SAFE HARBOR. JSB
Special weather statement, Sep 14, 9:11 AM EDT, 3 hours 2 minutes before
MIZALL-141500- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MUSKEGON MI 905 AM EDT FRI SEP 14 1990 ...SHOWERS AND THUNDERSTORMS MOVING ACROSS WEST CENTRAL LOWER MICHIGAN THIS MORNING... AT 9 AM EDT WEATHER RADAR DETECTED THUNDERSTORMS...A FEW WITH HEAVY RAINS OCCURRING ACROSS PARTS OF WEST CENTRAL AND NORTHWEST LOWER MICHIGAN. THE LEADING EDGE OF THE SHOWERS AND THUNDERSTORMS WAS NORTHWEST OF A LINE FROM CHICAGO...TO MUSKEGON...TO HOUGHTON LAKE. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR AND WILL BE AFFECTING ALL OF MUSKEGON ...NEWAYGO...MECOSTA...AND OSCEOLA COUNTIES IN THE NEXT HOUR. NO SEVERE WEATHER HAS BEEN DETECTED ON RADAR...HOWEVER THESE SHOWERS AND STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS...VERY HEAVY RAINS...SMALL HAIL AND DEADLY LIGHTNING STRIKES AS THEY MOVE ACROSS THE AREA. IF THREATENING WEATHER DOES APPROACH YOUR AREA BE PREPARED TO SEEK A PLACE OF SAFETY. SMITH s
Special weather statement, Sep 14, 9:14 AM EDT, 2 hours 59 minutes before
MIZALL-141500- SPECIAL WEATHER AND MARINE STATEMENT...CORRECTION... NATIONAL WEATHER SERVICE MUSKEGON MI 905 AM EDT FRI SEP 14 1990 ...SHOWERS AND THUNDERSTORMS MOVING ACROSS WEST CENTRAL LOWER MICHIGAN THIS MORNING... AT 9 AM EDT WEATHER RADAR DETECTED THUNDERSTORMS...A FEW WITH HEAVY RAINS OCCURRING ACROSS PARTS OF WEST CENTRAL AND NORTHWEST LOWER MICHIGAN. THE LEADING EDGE OF THE SHOWERS AND THUNDERSTORMS WAS NORTHWEST OF A LINE FROM CHICAGO...TO MUSKEGON...TO HOUGHTON LAKE. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 35 MILES AN HOUR AND WILL BE AFFECTING ALL OF MUSKEGON ...NEWAYGO...MECOSTA...AND OSCEOLA COUNTIES IN THE NEXT HOUR. NO SEVERE STORMS HAVE BEEN DETECTED ON RADAR...HOWEVER THESE SHOWERS AND STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS...VERY HEAVY RAINS...SMALL HAIL AND DEADLY LIGHTNING STRIKES AS THEY MOVE ACROSS THE AREA. IF THREATENING WEATHER DOES APPROACH YOUR AREA BE PREPARED TO SEEK A PLACE OF wSAFETY. SMITH
Special weather statement, Sep 14, 9:40 AM EDT, 2 hours 33 minutes before
MIZ002-003-004-009-010-013-015-016-141500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 940 AM EDT FRI SEP 14 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 3PM EDT FOR MUCH OF LOWER MICHIGAN... AT 935 AM EDT WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN HEADING TOWARD SOUTHWEST LOWER MICHIGAN. THE THUNDERSTORMS EXTENDED FROM HOUGHTON LAKE IN NORTH LOWER MICHIGAN TO MUSKEGON THEN SOUTHWEST TO GARY INDIANA...45 MILES SOUTHEAST OF CHICAGO. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 35 MILES MPH AND WILL MOVE TO THE GRAND RAPIDS AREA BY 10 AM. AN UNCOMFIRMED TORNADO WAS REPORTED IN OCEANA COUNTY NEAR FERRY...25 MILES NORTH OF MUSKEGON. THE TORNADO WAS SIGHTED AT 840AM EDT BY SEVERAL CITIZENS AND A DEPUTY. THE THUNDERSTORMS ARE CAPABLE OF PRODUCING VERY HEAVY RAIN...GUSTY WINDS...LIGHTNING AND TORNADOES. PLEASE STAY ALERT FOR SEVERE WEATHER IN YOUR AREA AND STAY TUNED TO WEATHER RADIO. JSB
Special weather statement, Sep 14, 11:09 AM EDT, 1 hour 4 minutes before
MIZALL-141600- SPECIAL WEATHER AND MARINE STATEMENT NATIONAL WEATHER SERVICE MUSKEGON MI 1110 AM EDT FRI SEP 14 1990 ...SEVERE THUNDERSTORM WATCH NUMBER 744 CANCELLED FOR PARTS OF WEST CENTRAL LOWER MICHIGAN... AT 11 AM EDT A LARGE AREA OF SHOWERS AND THUNDERSTORMS WAS LOCATED ACROSS PARTS OF NORTHWEST AND WEST CENTRAL LOWER MICHIGAN. THE SHOWERS AND THUNDERSTORMS WERE WEST OF A LINE FROM JUST NORTH OF SAGINAW TO SOUTHWEST OF BATTLE CREEK. THE SHOWERS AND STORMS WERE MOVING EAST AT 35 MILES AN HOUR. REPORTS FROM THE SHERIFFS OFFICE IN OCEANA COUNTY INDICATED THAT A BARN WAS DESTROYED SOUTH OF FERRY...IN SOUTH CENTRAL OCEANA COUNTY...OR 25 MILES OF MUSKEGON. TREES AND POWER LINES WERE ALSO DAMAGED AS THE THUNDERSTORMS ROLLED THROUGH THE AREA THIS MORNING. IN SOUTHEAST LAKE COUNTY...NEAR THE TOWN OF CHASE...OR 50 MILES NORTH-NORTHEAST OF MUSKEGON...REPORTS FROM THE LAKE COUNTY SHERIFF DEPARTMENT INDICATED ROOF DAMAGE TO A BARN NEAR THE TOWN OF CHASE...LOCATED IN SOUTHEAST LAKE COUNTY. AS THE THUNDERSTORMS AND ASSOCIATED COLD FRONT MOVED THROUGH THE MUSKEGON COUNTY AIRPORT...WINDS GUSTED TO 33 MILES AN HOUR ALONG WITH A 13 DEGREE TEMPERATURE DROP. RAINFALL AMOUNTS WERE JUST OVER AN INCH SINCE 8AM THIS MORNING. THE SHOWERS AND THUNDERSTORMS WILL CONTINUE FOR THE NEXT SEVERAL HOURS ACROSS WEST CENTRAL AND NORTHWEST LOWER MICHIGAN...BUT THE THREAT OF ANY SEVERE WEATHER HAS ENDED ACROSS THE AREA. SMITH
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 14, 10:18 AM EDT | Tornado Warning | GRR | Kent, Montcalm | 27 min |
| Sep 14, 11:03 AM EDT | Severe Thunderstorm Warning | GRR | Isabella | 27 min |
| Sep 14, 11:09 AM EDT | Tornado Warning | GRR | Ionia | 36 min |
| Sep 14, 11:51 AM EDT | Severe Thunderstorm Warning | GRR | Allegan, Barry, Kalamazoo, Van Buren | 39 min |
| Sep 14, 12:38 PM EDT | Severe Thunderstorm Warning | GRR | Ingham | 52 min |
| Sep 14, 12:45 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 60 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1990Every severe thunderstorm warning in 1990
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.