Alert archive / Michigan / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 13, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at May 2, 1992, 1:28 PM EDT for Saint Clair County, Michigan. It was in force for 50 min.
The area
The counties it named.
The facts
- Issued
- May 2, 1992, 1:28 PM EDT (17:28 UTC)
- Expired
- May 2, 1992, 2:18 PM EDT
- In force
- 50 min
- Issued by
- NWS Detroit, MI
- Area
- Whole counties
County Saint Clair County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 5.5 hours before the alert went out and 67 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
- 292 J/kg
- Mixed-layer CIN
- -355 J/kg
- Mixed-layer LCL
- 1219 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 129 m²/s²
- 0-3 km storm-relative helicity
- 190 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 KDTW 021728
SVRDTW
MIC147-021830-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DETROIT MI
128 PM EDT SAT MAY 2 1992
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 230 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE SOUTHEAST PART OF LOWER MICHIGAN
NORTHERN ST. CLAIR
AT 125 PM EDT...RADAR INDICATED AND SPOTTERS CONCERNED A SEVERE
THUNDERSTORM OVER LAPEER COUNTY JUST NORTHWEST OF IMLAY CITY...50
MILES NORTH OF DOWNTOWN DETROIT. THREE-QUARTER INCH HAIL WAS
REPORT WITH THIS STORM AS IT MOVED TO THE EAST AT 45 MILES AN HOUR.
BBN/RSWhat 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, May 2, 11:41 AM EDT, 1 hour 47 minutes before
MIZ038-021800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 1140 AM EDT SAT MAY 2 1992 ...SHOWERS AND THUNDERSTORMS OVER BAY COUNTY IN EAST CENTRAL LOWER MICHIGAN... AT 1130 AM EDT WEATHER RADAR SHOWED A LINE OF SHOWERS AND THUNDERSTORMS OVER EXTREME NORTHERN BAY COUNTY. THE STRONGEST STORM PRODUCED HEAVY RAIN...NEAR ZERO VISIBILITY AND DANGEROUS LIGHTNING IN NORTHERN BAY COUNTY NEAR BENTLEY...40 MILES NORTHWEST OF SAGINAW. THIS STORM HAS MOVED INTO SOUTHERN ARENAC COUNTY IN THE VICINITY OF STANDISH AND WILL MOVE INTO NORTHERN SAGINAW BAY BY NOON. A MARINE WARNING REMAINS IN EFFECT FOR SAGINAW BAY FROM ALABASTER TO PORT AUSTIN UNTIL 1230 PM THIS AFTERNOON. PERSONS IN EAST CENTRAL LOWER MICHIGAN SHOULD REMAIN ALERT TO THE POSSIBILITY OF UNEXPECTED DEADLY CLOUD TO GROUND LIGHTNING...BRIEF HEAVY RAINS AND POSSIBLE HAIL IN ASSCOIATION WITH THIS LINE OF STORMS. LRT
Special weather statement, May 2, 11:44 AM EDT, 1 hour 44 minutes before
MIZ038-021800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 1140 AM EDT SAT MAY 2 1992 ...SHOWERS AND THUNDERSTORMS OVER BAY COUNTY IN EAST CENTRAL LOWER MICHIGAN... AT 1130 AM EDT WEATHER RADAR SHOWED A LINE OF SHOWERS AND THUNDERSTORMS OVER EXTREME NORTHERN BAY COUNTY. THE STRONGEST STORM PRODUCED HEAVY RAIN...NEAR ZERO VISIBILITY AND DANGEROUS LIGHTNING IN NORTHERN BAY COUNTY NEAR BENTLEY...40 MILES NORTHWEST OF SAGINAW. THIS STORM HAS MOVED INTO SOUTHERN ARENAC COUNTY IN THE VICINITY OF STANDISH AND WILL MOVE INTO NORTHERN SAGINAW BAY BY NOON. A MARINE WARNING REMAINS IN EFFECT FOR SAGINAW BAY FROM ALABASTER TO PORT AUSTIN UNTIL 1230 PM THIS AFTERNOON. PERSONS IN EAST CENTRAL LOWER MICHIGAN SHOULD REMAIN ALERT TO THE POSSIBILITY OF UNEXPECTED DEADLY CLOUD TO GROUND LIGHTNING...BRIEF HEAVY RAINS AND POSSIBLE HAIL IN ASSOCIATION WITH THIS LINE OF STORMS. LRT TPY IN LAST LINE
Special weather statement, May 2, 11:45 AM EDT, 1 hour 43 minutes before
MIZALL-021200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 1145 AM EDT SAT MAY 2 1992 ...MICHIGAN SEVERE WEATHER POTENTIAL STATEMENT... SEVERE THUNDERSTORMS ARE POSSIBLE OVER THE SOUTHEAST THIRD OF LOWER MICHIGAN THIS AFTERNOON. AT 1140 AM... SCATTERED THUNDERSTORMS WERE OVER SAGINAW BAY. THESE STORMS WERE MOVING EAST AT 40 MILES AN HOUR. SCATTERED THUNDERSTORMS ARE EXPECTED ACROSS SOUTH AND CENTRAL LOWER LOWER MICHIGAN THIS AFTERNOON. SEVERE THUNDERSTORMS ARE POSSIBLE IN SOUTH CENTRAL... SOUTHEAST... AND EAST CENTRAL LOWER MICHIGAN. A COLD FRONT STRETCHING ACROSS SOUTHWEST AND EAST CENTRAL LOWER MICHIGAN... FROM NEAR GRAND RAPIDS TO JUST WEST OF SAGINAW BAY... IS EXPECTED TO SWEEP TO THE SOUTHEAST OF LOWER MICHIGAN BY THIS EVENING. SCATTERED THUNDERSTORMS ARE FORECAST ALONG AND AHEAD OF THIS COLD FRONT THIS AFTERNOON. SOME OF THESE STORMS MAY BECOME SEVERE WITH HAIL OF 3/4 INCH TO ONE INCH IN DIAMETER AND WIND GUSTS NEAR 60 MPH. STORM MOVEMENT IS EXPECTED TO BE FROM THE WEST AT 30 TO 40 MILES AN HOUR. SHOULD LATER DEVELOPMENTS CONFIRM THIS OUTLOOK... APPROPRIATE WATCHES AND WARNINGS WILL BE ISSUED. PLEASE STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO FOR THE LATEST UPDATES AND STATEMENTS CONCERNING THE SEVERE THUNDERSTORM POTENTIAL IN SOUTH CENTRAL... SOUTHEAST... AND EAST CENTRAL LOWER MICHIGAN THIS AFTERNOON. MRK
Special weather statement, May 2, 1:05 PM EDT, 23 minutes before
MIZALL-021200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 105 PM EDT SAT MAY 2 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR THE SOUTHEAST THIRD OF LOWER MICHIGAN UNTIL 600 TODAY... SEVERE THUNDERSTORM WATCH NUMBER 184 HAS BEEN ISSUED FOR SOUTH CENTRAL SOUTHEAST... AND PARTS OF EAST CENTRAL LOWER MICHIGAN. THE WATCH AREA INCLUDES THE CITIES OF COLDWATER...JACKSON... LANSING... SAGINAW... FLINT... AND DETROIT. A RATHER NARROW LINE OF SCATTERED THUNDERSTORMS WAS INDICATED BY RADAR AT 100 PM EXENDING FROM NORTHEAST INDIANA ACROSS SOUTHEAST LOWER MICHIGAN TO THE THUMB AND SOUTH LAKE HURON. STORMS WERE MOVING TO THE EAST AT 40 MPH. AT 1244 PM A SKYWARN SPOTTER IN OWOSSO... 24 MILES WEST SOUTHWEST OF FLINT REPORTED 3/4 INCH HAIL AS THUNDERSTORMS PASSED OVERHEAD. MOBILE HOMES ARE EXPECIALLY VULNERABLE TO THE HIGH WINDS OF A THUNDER STORM...AND ARE SUBJECT TO OVERTURNING AND ROLLING IF NOT PROPERLY ANCHORED TO THE GROUND. PROFESSIONAL ADVICE SHOULD BE OBTAINED FROM RESPONSIBLE CONTRACTORS. AS A MINIMUM THOUGH...THE FRAMES SHOULD BE SECURED TO THE GROUND WITH HEAVY STEEL STRAPS. HEAVY STRAPS SHOULD ALSO GO OVER THE TOP OF THE HOME WITH BOTH FRAME AND OVER THE TOP TIES SECURED IN CONCRETE FOOTINGS. THERE SHOULD BE AT LEAST THREE OVERHEAD AND THREE FRAME TIES FOR EACH MOBILE HOME. MOBILE HOMES...HOWEVER... PROVIDE NO PROTECTION IN A TORNADO REGARDLESS OF HOW WELL THEY ARE TIED. IF A TORNADO APPROACHES...THEY SHOULD BE ABANDONED IMMEDIATELY. MRK
Special weather statement, May 2, 1:06 PM EDT, 22 minutes before
MIZ019-021-024-027>030-035-240640- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 103 PM EDT SAT MAY 2 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 600 PM EDT... AT 100 PM...RADAR INDICATED STRONG THUNDERSTORMS JUST WEST OF FOWLERVILLE IN NORTHWEST LIVINGSTON COUNTY...55 MILES WEST NORTHWEST OF DOWNTORN DETROIT. THESE STORMS WERE MOVING EAST AT 45 MILES AN HOUR. LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WIND WILL ACCOMPANY THESE STORMS AS THEY PASS OVERHEAD. THE STORM WILL PASS OVER HOWELL BY 110 PM AND THE COMMUNITY OF MILD 130 PM. IF YOU ARE IN THE PATH OF THIS STORM TAKE COVER IMMEDIATELY. IF YOU ARE CAUGHT OUTSIDE IN A THUNDERSTORM...SEEK SHELT"ER INSIDE A STRONG BUILDING. KEEP AWAY FROM WINDOWS AND DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. KEEP TUNED TO NOAA WEATHER RADIO STATION KEC-63 FOR THE LATEST UPDATES ON CURRENT WEATHER CONDTIONS. BBN
Special weather statement, May 2, 1:09 PM EDT, 19 minutes before
MIZ019-021-024-027>030-035-240640- SPECIAL WEATHER STATEMENT...CORRECTED FOR TYPO IN CITY... NATIONAL WEATHER SERVICE DETROIT MI 103 PM EDT SAT MAY 2 1992 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 600 PM EDT... AT 100 PM...RADAR INDICATED STRONG THUNDERSTORMS JUST WEST OF FOWLERVILLE IN NORTHWEST LIVINGSTON COUNTY...55 MILES WEST NORTHWEST OF DOWNTORN DETROIT. THESE STORMS WERE MOVING EAST AT 45 MILES AN HOUR. LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING THUNDERSTORM WIND WILL ACCOMPANY THESE STORMS AS THEY PASS OVERHEAD. THE STORM WILL PASS OVER HOWELL BY 110 PM AND THE COMMUNITY OF MILFORD 130 PM. IF YOU ARE IN THE PATH OF THIS STORM TAKE COVER IMMEDIATELY. IF YOU ARE CAUGHT OUTSIDE IN A THUNDERSTORM...SEEK SHELTER INSIDE A STRONG BUILDING. KEEP AWAY FROM WINDOWS AND DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. KEEP TUNED TO NOAA WEATHER RADIO STATION KEC-63 FOR THE LATEST UPDATES ON CURR0ENT WEATHER CONDTIONS. BBN
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 8:40 AM EDT | Severe Thunderstorm Warning | DTX | Ogemaw | 20 min |
| May 2, 9:25 AM EDT | Severe Thunderstorm Warning | DTX | Clare | 48 min |
| May 2, 10:10 AM EDT | Severe Thunderstorm Warning | DTX | Gladwin | 27 min |
| May 2, 12:52 PM EDT | Severe Thunderstorm Warning | DTX | Genesee, Shiawassee | 47 min |
| May 2, 1:03 PM EDT | Severe Thunderstorm Warning | DTX | Huron | 27 min |
| May 2, 1:13 PM EDT | Severe Thunderstorm Warning | DTX | Lapeer | 47 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1992Every severe thunderstorm warning in 1992
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.