Alert archive / Michigan / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 10, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jul 18, 1990, 3:39 PM EDT for Midland County, Michigan. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Jul 18, 1990, 3:39 PM EDT (19:39 UTC)
- Expired
- Jul 18, 1990, 4:25 PM EDT
- In force
- 46 min
- Issued by
- NWS Detroit, MI
- Area
- Whole counties
County Midland 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, 7.7 hours before the alert went out and 129 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
- NaN m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 12:06 PM EDT, 3 hours 33 minutes before
MIZ039-181600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 1200 PM EDT TUE JUL 18 1990 ...THUNDERSTORMS NEAR NORTHERN ARENAC COUNTY... AT 1155 AM EDT...RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN AND DANGEROUS LIGHTING AND POSSIBLY SMALL HAIL WERE BUILDING OVER THE NORTH BORDER OF ARENAC COUNTY. THESE THUNDERSTORMS EXTEND FROM MANISTEE TO TAWAS CITY. MOVEMENT WAS WEST TO EAST AT 35 TO 40 MPH. PERSONS IN NORTHERN ARENAC COUNTY SHOULD BE PREPARED TO TAKE SHELTER IF THREATENING WEATHER DEVELOPS. FITZGERALD
Special weather statement, Jul 18, 1:21 PM EDT, 2 hours 18 minutes before
MIZ039-181600- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 110 PM EDT TUE JUL 18 1990 ...THUNDERSTORMS IN NORTHERN ARENAC COUNTY... AT 1255 AM EDT...RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN AND DANGEROUS LIGHTING AND POSSIBLY LARGE HAIL WERE LOCATED IN ARENAC COUNTY. AT 1200 PM HALF INCH HAIL WAS REPORTED AT STERLING 40 MILE NORTH OF SAGINAW MI. THESE THUNDERSTORMS SLOWLY MOVING SOUTHEAST AT 35 TO 40 MPH. PERSONS IN NORTHERN ARENAC COUNTY SHOULD BE PREPARED TO TAKE SHELTER IF THREATENING WEATHER DEVELOPS. FITZGERALD
Special weather statement, Jul 18, 1:31 PM EDT, 2 hours 8 minutes before
MIZ038>039-042 181700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 130 PM EDT TUE JUL 18 1990 ...THUNDERSTORMS IN NORTHERN ARENAC COUNTY... AT 1255 AM EDT...RADAR INDICATED THUNDERSTORMS WITH HEAVY RAIN AND DANGEROUS LIGHTING AND POSSIBLY LARGE HAIL WERE LOCATED IN ARENAC COUNTY. AT 1200 PM HALF INCH HAIL WAS REPORTED AT STERLING 40 MILE NORTH OF SAGINAW MI. THESE THUNDERSTORMS ARE MOVING WEST TO EAST AT 35 TO 40 MPH AND SLOWLY DRIFTING SOUTHEAST AND SHOULD MOVE INTO NORTHERN BAY WITHIN AN HOUR AND INTO NORTHERN MIDLAND COUNTY WITHIN TWO HOURS. PERSONS IN ARENAC COUNTY AND NORTHERN BAY AND NORTHERN MIDLAND COUNTIES SHOULD SEEK SHELTER IF THREATENING WEATHER DEVELO PS. FITZGERALD
Special weather statement, Jul 18, 3:09 PM EDT, 30 minutes before
MIZ031>034-036>039-042 181700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 330 PM EDT TUE JUL 18 1990 ...SEVERE THUNDERSTORMS WATCH FOR EAST CENTRAL MICHIGAN UNTIL 9PM... AT 230 PM EDT...AN AREA OF THUNDERSTORM...40 MILE WIDE... WERE LOCATED IN EASTERN BAY.. NORTHERN TUSCOLA AND CENTRAL HURON COUNTIES. AT 155 EDT HALF INCH HAIL WAS REPORTED AT STANDISH. AT 237 EDT LESS 3/4 INCH OF HAIL WAS REPORTED IN HURON COUNTY. THE AREA WAS MOVING TO THE SOUTHEAST AROUND 20 MILES AND HOUR WHILE THE INDIVIDUAL STROMS WERE MOVING EAST AROUND 45 MILES AND HOUR. PERSONS IN EAST CENTRAL MICHIGAN SHOULD SEEK SHELTER IF THREATENING WEATHER DEVELOPS. FITZGERALD
Special weather statement, Jul 18, 3:28 PM EDT, 11 minutes before
MIZ031>034-036>039-042 181700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 330 PM EDT TUE JUL 18 1990 ...SEVERE THUNDERSTORMS WATCH FOR EAST CENTRAL MICHIGAN UNTIL 9PM... AT 230 PM EDT...AN AREA OF THUNDERSTORM...40 MILE WIDE... WERE LOCATED IN EASTERN BAY.. NORTHERN TUSCOLA AND CENTRAL HURON COUNTIES. AT 155 EDT HALF INCH HAIL WAS REPORTED AT STANDISH. AT 237 EDT LESS 3/4 INCH OF HAIL WAS REPORTED IN HURON COUNTY. THE AREA WAS MOVING TO THE SOUTHEAST AROUND 20 MILES AND HOUR WHILE THE INDIVIDUAL STROMS WERE MOVING EAST AROUND 45 MILES AND HOUR. PERSONS IN EAST CENTRAL MICHIGAN SHOULD SEEK SHELTER IF THREATENING WEATHER DEVELOPS. FITZGERALD
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 8:55 AM EDT | Severe Thunderstorm Warning | DTX | Crawford | 65 min |
| Jul 18, 1:28 PM EDT | Severe Thunderstorm Warning | DTX | Gladwin | 32 min |
| Jul 18, 1:54 PM EDT | Severe Thunderstorm Warning | DTX | Arenac, Bay | 66 min |
| Jul 18, 3:13 PM EDT | Severe Thunderstorm Warning | DTX | Sanilac, Tuscola | 62 min |
| Jul 18, 5:00 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Tuscola | 45 min |
| Jul 18, 5:18 PM EDT | Tornado Warning | DTX | Genesee | 27 min |
| Jul 18, 6:00 PM EDT | Severe Thunderstorm Warning | DTX | Macomb, Oakland, Saint Clair | 40 min |
| Jul 18, 6:00 PM EDT | Severe Thunderstorm Warning | DTX | Livingston | 40 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.