Alert archive / Michigan / Flash Flood Warnings in 1994
Flash Flood Warning 6, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this flash flood warning at Jul 7, 1994, 9:55 PM EDT for Ionia County, Montcalm County, Michigan. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jul 7, 1994, 9:55 PM EDT (01:55 UTC)
- Expired
- Jul 8, 1994, 12:45 AM EDT
- In force
- 3 hr
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
Counties Ionia County, MI, Montcalm County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 00:00Z, 1.9 hours before the alert went out and 144 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
- 2204 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 967 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 3.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGRR 080156 FFWGRR MIC067-117-080800- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GRAND RAPIDS MI 955 PM EDT THU JUL 7 1994 THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 400 AM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST MICHIGAN ...NORTHERN IONIA COUNTY...MONTCALM COUNTY AT 953 PM EDT... WEATHER RADAR SHOWED SLOW MOVING THUNDERSTORMS OVER NORTH IONIA COUNTY... AND OVER ALL OF MONTCALM COUNTY. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 10 TO 15 MPH AND WERE PRODUCING VERY HEAVY RAIN. ACCUMULATIONS OF 1 TO 3 INCHES ARE LIKELY THROUGH 11PM EDT. SMALL STREAMS AND CREEKS IN NORTH IONIA COUNTY AND MONTCALM COUNTY WILL FLOOD QUICKLY DUE TO THE HEAVY RAIN FROM THESE THUNDERSTORMS THESE THUNDERSTORMS WILL MOVE EAST INTO GRATIOT AND CLINTON COUNTIES BY 11PM EDT. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOU TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY... AND YOU SHOULD MOVE TO HIGHER GROUND. TPH
What forecasters said that day
The local office's own words before this flash flood 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 7, 9:18 PM EDT, 37 minutes before
MIZ051-056>058-064-065-071-072-080200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 915 PM EDT THU JUL 7 1994 ...RAIN AND THUNDERSTORMS OVER PORTION OF SOUTHWEST LOWER MICHIGAN... AT 910 PM EDT... AN AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED FROM CONKLIN... 20 MILES NORTHWEST OF GRAND RAPIDS THROUGH CUTLERVILLE TO HICKORY CORNERS... 35 MILES SOUTHEAST OF GRAND RAPIDS. THIS AREA CONTINUED NORTH AND EAST THROUGH CEDAR SPRINGS EDMORE AND PORTLAND. MOVEMENT WAS TO THE EAST NORTHEAST AT 15. THE WEST EDGE OF THIS LINE WILL MOVE TO KENT CITY TO CASCADE TO MAPLE GROVE BY 1030 PM. THESE THUNDERSTORMS WILL PRODUCE OCCASIONAL LIGHTNING AND BRIEF HEAVY RAINFALL. REMEMBER... ALL THUNDERSTORMS PRODUCE DANGEROUS LIGHTNING. THIS IS ONE OF THE TOP WEATHER KILLERS IN THE COUNTRY. PRACTICE LIGHTNING SAFETY BY MOVING INDOORS UNTIL THE STORMS PASS.
Special weather statement, Jul 7, 9:20 PM EDT, 35 minutes before
MIZ051-056>058-064-065-071-072-080230- SPECIAL WEATHER STATEMENT...CORRECTION TO TEXT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 920 PM EDT THU JUL 7 1994 ...RAIN AND THUNDERSTORMS OVER PORTION OF SOUTHWEST LOWER MICHIGAN... AT 910 PM EDT... AN AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED FROM CONKLIN... 20 MILES NORTHWEST OF GRAND RAPIDS THROUGH CUTLERVILLE TO HICKORY CORNERS... 35 MILES SOUTHEAST OF GRAND RAPIDS. THIS AREA CONTINUED NORTH AND EAST THROUGH CEDAR SPRINGS... EDMORE AND PORTLAND. MOVEMENT WAS TO THE EAST NORTHEAST AT 15 MPH. THE WEST EDGE OF THIS LINE WILL MOVE TO KENT CITY TO CASCADE TO MAPLE GROVE BY 1030 PM. THESE THUNDERSTORMS WILL PRODUCE OCCASIONAL LIGHTNING AND BRIEF HEAVY RAINFALL. REMEMBER... ALL THUNDERSTORMS PRODUCE DANGEROUS LIGHTNING. THIS IS ONE OF THE TOP WEATHER KILLERS IN THE COUNTRY. PRACTICE LIGHTNING SAFETY BY MOVING INDOORS UNTIL THE STORMS PASS.
Special weather statement, Jul 7, 9:22 PM EDT, 33 minutes before
MIZ051-056>058-064-065-071-072-080230- SPECIAL WEATHER STATEMENT...CORRECTION TO TEXT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 920 PM EDT THU JUL 7 1994 ...RAIN AND THUNDERSTORMS OVER PORTION OF SOUTHWEST LOWER MICHIGAN... AT 910 PM EDT... AN AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED FROM CONKLIN... 20 MILES NORTHWEST OF GRAND RAPIDS THROUGH CUTLERVILLE TO HICKORY CORNERS... 35 MILES SOUTHEAST OF GRAND RAPIDS. THIS AREA CONTINUED NORTH AND EAST THROUGH CEDAR SPRINGS... EDMORE AND PORTLAND. MOVEMENT WAS TO THE EAST NORTHEAST AT 15 MPH. THE WEST EDGE OF THIS LINE WILL MOVE TO KENT CITY TO CASCADE TO MAPLE GROVE BY 1030 PM. THESE THUNDERSTORMS WILL PRODUCE OCCASIONAL LIGHTNING A&ND BRIEF HEAVY RAINFALL. REMEMBER... ALL THUNDERSTORMS PRODUCE DANGEROUS LIGHTNING. THIS IS ONE OF THE TOP WEATHER KILLERS IN THE COUNTRY. PRACTICE LIGHTNING SAFETY BY MO
Special weather statement, Jul 7, 9:24 PM EDT, 31 minutes before
MIZ051-056>058-064-065-071-072-080230- SPECIAL WEATHER STATEMENT...CORRECTION TO TEXT NATIONAL WEATHER SERVICE GRAND RAPIDS MI 920 PM EDT THU JUL 7 1994 ...RAIN AND THUNDERSTORMS OVER PORTION OF SOUTHWEST LOWER MICHIGAN... AT 910 PM EDT... AN AREA OF RAIN WITH A FEW THUNDERSTORMS EXTENDED FROM CONKLIN... 20 MILES NORTHWEST OF GRAND RAPIDS THROUGH CUTLERVILLE TO HICKORY CORNERS... 35 MILES SOUTHEAST OF GRAND RAPIDS. THIS AREA CONTINUED NORTH AND EAST THROUGH CEDAR SPRINGS... EDMORE AND PORTLAND. MOVEMENT WAS TO THE EAST NORTHEAST AT 15 MPH. THE WEST EDGE OF THIS LINE WILL MOVE TO KENT CITY TO CASCADE TO MAPLE GROVE BY 1030 PM. THESE THUNDERSTORMS WILL PRODUCE OCCASIONAL LIGHTNING A.ND BRIEF HEAVY RAINFALL. REMEMBER... ALL THUNDERSTORMS PRODUCE DANGEROUS LIGHTNING. THIS IS ONE OF THE TOP WEATHER KILLERS IN THE COUNTRY. PRACTICE LIGHTNING SAFETY BY MOVING INDOORS UNTIL THE STORMS PASS.
Special weather statement, Jul 7, 9:30 PM EDT, 25 minutes before
MIZ044-080240- SPECIAL WEATHER STATEMENT FOR NORTHWEST AND WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 930 PM EDT THU JUL 7 1994 ...A STRONG THUNDERSTORM IS OVER SOUTHWEST NEWAYGO COUNTY... AT 925 PM EDT... WEATHER RADAR DETECTED A STRONG THUNDERSTORM OVER SOUTHWEST NEWAYGO COUNTY NEAR FREMONT. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 20 MPH AND WILL PASS THROUGH WHITE CLOUD BY 1000 PM. RESIDENTS IN THE PATH OF THIS STORM CAN EXPECT A PERIOD OF VERY HEAVY RAINFALL ALONG WITH VIVID LIGHTNING WITH THE PASSAGE OF THIS STORM. KEEP AN EYE TO THE SKY TONIGHT AND BE ALERT TO RAPIDLY CHANGING WEATHER. DO NOT ATTEMPT TO DRIVE THROUGH STANDING WATER ON ROADS. FELVER
Special weather statement, Jul 7, 9:32 PM EDT, 23 minutes before
MIZ044-080240- SPECIAL WEATHER STATEMENT FOR NORTHWEST AND WEST CENTRAL LOWER MICHIGAN NATIONAL WEATHER SERVICE MUSKEGON MI 930 PM EDT THU JUL 7 1994 ...A STRONG THUNDERSTORM IS OVER SOUTHWEST NEWAYGO COUNTY... AT 925 PM EDT... WEATHER RADAR DETECTED A STRONG THUNDERSTORM OVER SOUTHWEST NEWAYGO COUNTY NEAR FREMONT. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 20 MPH AND WILL PASS THROUGH WHITE CLOUD BY 1000 PM. RESIDENTS IN THE PATH OF THIS STOlRM CAN EXPECT A PERIOD OF VERY HEAVY RAINFALL ALONG WITH VIVID LIGHTNING WITH THE PASSAGE OF THIS STORM. KEEP AN EYE TO THE SKY TONIGHT AND BE ALERT TO RAPIDLY CHANGING WEATHER. DO NOT ATTEMPT TO DRIVE THROUGH STANDING WATER ON ROADS. FELVER
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 8:25 PM EDT | Flash Flood Warning | GRR | Kent | 6 hr |
| Jul 7, 9:02 PM EDT | Tornado Warning | GRR | Eaton | 28 min |
| Jul 7, 9:18 PM EDT | Tornado Warning | GRR | Ingham | 27 min |
| Jul 7, 9:59 PM EDT | Severe Thunderstorm Warning | GRR | Clinton | 12 min |
Nearby
Flash Flood Warnings in Michigan, 1994Every flash flood 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.