Alert archive / Michigan / Flash Flood Warnings in 1987
Flash Flood Warning 2, NWS Detroit, MI
NWS Detroit, MI issued this flash flood warning at Jun 2, 1987, 5:30 PM EDT for Lenawee County, Monroe County, Michigan. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1987, 5:30 PM EDT (21:30 UTC)
- Expired
- Jun 2, 1987, 7:30 PM EDT
- In force
- 2 hr
- Issued by
- NWS Detroit, MI
- Area
- Whole counties
Counties Lenawee County, MI, Monroe 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, 9.5 hours before the alert went out and 95 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
- 939 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 1032 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDTW 022130
FFWDTW
MIC091-115-022330-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DETROIT MI
530 PM EDT TUE JUN 2 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 730 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHEAST MICHIGAN
...SOUTHERN LENAWEE...SOUTHERN MONROE
A LINE OF THUNDERSTORMS MOVING VERY SLOWLY THOUGH EXTREAM SOUHTEAST
LOWER MICHIGAN. THIS IN COMBINATION TO THE RAIN THAT HAS ALREADY
FALLEN WILL CAUSE DANGEROUS ROAD FLOODING AND CAUSE SMALL STREAMS TO
RISE RAPIDLY.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING I"S
OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.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, Jun 2, 12:44 PM EDT, 4 hours 46 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT, MI 1130 AM EDT TUE JUN 2 1987 ... THUNDERSTORMS MOVING ACROSS EAST CENTRAL LOWER MICHIGAN... WAETHER RADAR AT 1230 PM EDTINDICATED A LINE OF LOCALLY HEAVY THUNDER STORMS EXTENDING FROM THE SW CORNER OF SAGINAW BAY SOUTHWESTWARD TO SOUTHWESTERN SAGINAW COUNTY, AND FROM THERE SOUTHEASTWARD TO THE NORTH- WESTERN SUBURBS OF DETROIT, MOVING TO THE EAST-NORTHEAST AT 30 MPH. AT 1230 PM EDT THE HEAVIEST STORMS WERE LOCATED IN THE PORTION OF THE LINE FROM SOUTHWESTERN SAGINAW COUNTY TO SAGINAW BAY. SEVERAL UNCONFIRMED REPORTD OF FUNNEL CLOUDS AND SMALL HAIL HAVE BEEN RECEIVED FROM THE PUBLIC WITH THIS LINE, AND 50 MPH WINDS WERE REPORTED BY A SKYWARN SPOTTER NEAR CORUNNA RD AND DOWNEY ST, ON THE WESTERN EDGE OF FLINT. 40 MPH WINDS AND LOCALLY VERY HEAVY RAIN WERE REPORTED IN SAGINAW CITY. ALTHOUGH NO WATCHES OR WARNINGS ARE IN EFFECT AT THIS TIME, EXCEPTING A SPECIAL MARINE WARNING FOR BOATERS ON SAGINAW BAY, MANY OF THESE STORMS CAN BE EXPECTED TO CONTAIN STRONG GUSTY WINDS AND SMALL HAIL WITH LOCALLY VERY HEAVY RAINS AS THEY PASS. PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO TAKE SHELTER SHOULD THREATENING CONDITIONS DEVELOP. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV FOR FURTHER UPDATES. FRUEHAUF
Special weather statement, Jun 2, 12:49 PM EDT, 4 hours 41 minutes before
SPECIAL WEATHER STATEMENT... CORRECTED NATIONAL WEATHER SERVICE FLINT, MI 1130 AM EDT TUE JUN 2 1987 ... THUNDERSTORMS MOVING ACROSS EAST CENTRAL LOWER MICHIGAN... WEATHER RADAR AT 1230 PM EDT INDICATED A LINE OF LOCALLY HEAVY THUNDER STORMS EXTENDING FROM THE SW CORNER OF SAGINAW BAY SOUTHWESTWARD TO SOUTHWESTERN SAGINAW COUNTY, AND FROM THERE SOUTHEASTWARD TO THE NORTH- WESTERN SUBURBS OF DETROIT, MOVING TO THE EAST-NORTHEAST AT 30 MPH. AT 1230 PM EDT THE HEAVIEST STORMS WERE LOCATED IN THE PORTION OF THE LINE FROM SOUTHWESTERN SAGINAW COUNTY TO SAGINAW BAY. SEVERAL UNCONFIRMED REPORTS OF FUNNEL CLOUDS AND SMALL HAIL HAVE BEEN RECEIVED FROM THE PUBLIC WITH THIS LINE, AND 50 MPH WINDS WERE REPORTED BY A SKYWARN SPOTTER NEAR CORUNNA RD AND DOWNEY ST, ON THE WESTERN EDGE OF FLINT. 40 MPH WINDS AND LOCALLY VERY HEAVY RAIN WERE REPORTED IN SAGINAW CITY. ALTHOUGH NO WATCHES OR WARNINGS ARE IN EFFECT AT THIS TIME, EXCEPTING A SPECIAL MARINE WARNING FOR BOATERS ON SAGINAW BAY, MANY OF THESE STORMS CAN BE EXPECTED TO CONTAIN STRONG GUSTY WINDS AND SMALL HAIL WITH LOCALLY VERY HEAVY RAINS AS THEY PASS. PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO TAKE SHELTER SHOULD THREATENING CONDITIONS DEVELOP. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO OR TV FOR FURTHER UPDATES. FRUEHAUF
Special weather statement, Jun 2, 1:58 PM EDT, 3 hours 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLINT, MI
145 PM EDT TUE JUN 2 1987
... THUNDERSTORMS OVER THUMB AREA...
WEATHER RADAR AT 145 PM EDT SHOWED THUNDERSTORMS OVER THE THUMB AREA OF
EAST-CENTRAL LOWER MICHIGAN MOVING TO THE EAST-NORTHEAST AT 25 TO 30
MPH, EXTENDING FROM THE SOUTHEAST CORNER OF SAGINAW BAY TO NORTH-
WESTERN ST. CLAIR COUNTY, THEN SOUTHWESTWARD. THE STRONGEST STORM WAS
LOCATED OVER WEST-CENTRAL SANILAC COUNTY AT 145 PM EDT.
RADAR INDICATES THAT MUCH OF THIS AREA HAS WEAKENED DURING THE PAST
HOUR, BUT THE POTENTIAL STILL EXISTS FOR SOME THUNDERSTORMS WITHIN
THIS AREA TO PRODUCE STRONG GUSTY WINDS, LOCALLY HEAVY RAINS AND SMALL
HAIL AS THEY PASS.
A SPECIAL MARINE WARNING REMAINS IN EFFECT FOR BOATERS ON SAGINAW BAY
UNTIL 230 PM EDT.
PERSONS IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO SEEK SHELTER
IMMEDIATELY SHOULD THREATENING CONDITIONS DEVELOP.
STAY TUNED TO NOAA WEATHER RADIO &OR YOUR LOCAL RADIO OR TV STATION FOR
FURTHER UPDATES.
...FRUEHAUF...Special weather statement, Jun 2, 3:01 PM EDT, 2 hours 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 300 PM EDT TUE JUN 2 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF SOUTHWEST LOWER MICHIGAN... AT 230 PM EDT THUNDERSTORMS IN NORTH AND CENTRAL ILLINOIS EXTREME SOUTH LAKE MICHIGAN AND NORTHWEST INDIANA WERE MOVING EAST TO NORTHEAST AT 30 MPH. SEVERE THUNDERSTORM WATCH NUMBER 180 FOR MUCH OF SOUTHWEST LOWER MICHIGAN IS IN EFFECT UNTIL 900 PM EDT THIS EVENING. KAUFtMAN
Special weather statement, Jun 2, 4:22 PM EDT, 1 hour 8 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 405 PM EDT TUE JUN 2 1987 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR MUCH OF SOUTHWEST LOWER MICHIGAN... AT 355 PM EDT THUNDERSTORMS IN NORTH AND CENTRAL ILLINOIS EXTREME SOUTH LAKE MICHIGAN NORTH INDIANA AND THE SOUTHWEST TIP OF LOWER MICHIGAN WERE MOVING EAST AT 30 MPH. STRONG THUNDERSTORMS OVER EXTREME SOUTHEAST LOWER MICHIGAN NORTHWEST OHIO AND WEST LAKE ERIE WERE ALSO MOVING EAST AT 30 MPH. SEVERE THUNDERSTORM WATCH NUMBER 180 FOR MUCH OF SOUTHWEST LOWER MICHIGAN REMAINS IN EFFECT UNTIL 900 PM EDT THIS EVENING. KAUFMAN
Special weather statement, Jun 2, 5:02 PM EDT, 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 505 PM EDT TUE JUN 2 1987 ...SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT FOR MUCH OF SOUTHWEST LOWER MICHIGAN... AT 455 PM EDT THUNDERSTORMS IN NORTH AND CENTRAL ILLINOIS... EXTREME SOUTH LAKE MICHIGAN... NORTH INDIANA... AND SOUTH LOWER MICHIGAN WERE ALL MOVING EAST AT 30 MPH. NO REPORTS OF SEVERE WEATHER HAVE BEEN RECEIVED IN THE PAST HOUR. SEVERE THUNDERSTORM WATCH NUMBER 180 FOR MUCH OF SOUTHWEST LOWER MICHIGAN REMAINS IN EFFECT UNTIL 900 PM EDT THIS EVENING. KAUFMAN
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 2:43 PM EDT | Severe Thunderstorm Warning | DTX | Lenawee, Washtenaw | 62 min |
| Jun 2, 2:53 PM EDT | Flash Flood Warning | DTX | Oakland | 67 min |
| Jun 2, 2:53 PM EDT | Severe Thunderstorm Warning | DTX | Oakland | 67 min |
Nearby
Flash Flood Warnings in Michigan, 1987Every flash flood warning in 1987
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.