Alert archive / Michigan / Flash Flood Warnings in 2001
Flash Flood Warning 13, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this flash flood warning at May 16, 2001, 1:36 AM EDT for 5 counties in Michigan. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 16, 2001, 1:36 AM EDT (05:36 UTC)
- Expired
- May 16, 2001, 5:00 AM EDT
- In force
- 3 hr
- Issued by
- NWS Grand Rapids, MI
- Area
- Whole counties
Counties Barry County, MI, Mason County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 5.6 hours before the alert went out and 206 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
- 1322 J/kg
- Mixed-layer CIN
- -281 J/kg
- Mixed-layer LCL
- 714 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 212 m²/s²
- 0-3 km storm-relative helicity
- 440 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 21.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KGRR 160536 FFWGRR MIC015-105-121-123-127-160900- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GRAND RAPIDS MI 136 AM EDT WED MAY 16 2001 THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A * FLASH FLOOD WARNING FOR... OCEANA COUNTY IN WEST CENTRAL MICHIGAN MUSKEGON COUNTY IN WEST CENTRAL MICHIGAN MASON COUNTY IN WEST CENTRAL MICHIGAN NEWAYGO COUNTY IN WEST CENTRAL MICHIGAN BARRY COUNTY IN SOUTHWEST MICHIGAN * UNTIL 500 AM EDT * AN AREA OF THUNDERSTORMS WITH VERY HEAVY RAIN...WILL TRACK SOUTHWARD THROUGH THESE COUNTIES THROUGH 300 AM. ADDITIONAL RAINFALL AMOUNTS OF 1 TO LOCALLY 2 INCHES ARE EXPECTED FROM THESE STORMS. GROUND CONDITIONS ARE ALREADY SATURATED FROM THE TORRENTIAL RAIN ON TUESDAY...AND STREAM CONDITIONS ARE NEAR BANKFULL IN AREAS THAT SAW THE HEAVIEST RAIN. THIS ADDITIONAL RAIN WILL CAUSE STREAMS AND CREEKS TO BEGIN FLOODING ONCE AGAIN. ALSO...SERIOUS URBAN FLOODING WILL REDEVELOP IN LOW SPOTS AND POOR DRAINAGE LOCATIONS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND. MJS/JL
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 8:52 PM EDT | Flash Flood Warning | GRR | Clare | 3 hr |
| May 15, 10:25 PM EDT | Severe Thunderstorm Warning | GRR | Eaton | 50 min |
| May 15, 11:00 PM EDT | Flash Flood Warning | GRR | Clare | 6 hr |
| May 16, 12:34 AM EDT | Flash Flood Warning | GRR | Clinton, Gratiot, Isabella, Mecosta, Montcalm, Osceola | 4 hr |
| May 16, 1:52 AM EDT | Flash Flood Warning | GRR | Ingham | 3 hr |
| May 16, 4:00 AM EDT | Flash Flood Warning | GRR | Barry, Clare, Clinton, Eaton, Gratiot, Ingham and 8 more | 6 hr |
| May 16, 6:57 AM EDT | Severe Thunderstorm Warning | GRR | Van Buren | 63 min |
| May 16, 8:00 AM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo | 30 min |
Nearby
Flash Flood Warnings in Michigan, 2001Every flash flood warning in 2001
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.