Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 18, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jul 4, 1994, 11:51 PM EDT for Mecosta County, Michigan. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Jul 4, 1994, 11:51 PM EDT (03:51 UTC)
- Expired
- Jul 5, 1994, 1:00 AM EDT
- In force
- 69 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
County Mecosta County, MI
The nearest sounding before it
Detroit, MI (KFNT), launched 00:00Z, 3.9 hours before the alert went out and 185 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
- 1468 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 920 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 217 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 7.3
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS1 KMKG 050351 RRA
SVRMKG
MIC107-050500-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MUSKEGON MI
1151 PM EDT MON JUL 4 1994
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 100 AM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE WEST CENTRAL PART OF LOWER MICHIGAN
SOUTHERN MECOSTA
AT 1145 WEATHER RADAR INDICATED A SEVERE THUNDERSTORM DEVELOPING
IN SOUTHWEST MECOSTA COUNTY NEAR THE TOWN OF MORLEY. THE STORM
IS MOVING NORTHEAST AT 45 MPH AND SHOULD REACH ALTONA BY 1210AM.
IF YOU ARE IN THE PATH OF THIS STORM...GO TO A BASEMENT SHELTER IF
AVAILABLE...OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON THE LOWEST
FLOOR. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.
DUBRISHWhat 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 4, 11:14 PM EDT, 37 minutes before
MIZ022-028-034-035-040-041-050430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUGHTON LAKE MI 1114 PM EDT MON JUL 4 1994 ...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR ALL OF NORTH CENTRAL LOWER MICHIGAN... A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL MIDNIGHT FOR ALL OF NORTH CENTRAL LOWER MICHIGAN. THIS INCLUDES THE COUNTIES OF OTSEGO...CRAWFORD...ROSCOMMON...OGEMAW...CLARE...GLADWIN AND THE COMMUNITIES OF GAYLORD...GRAYLING...HOUGHTON LAKE...HARRISON...AND GLADWIN. AT 1110 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE INDICATED ANOTHER BAND OF THUNDERSTORMS DEVELOPING TO THE WEST OF NORTH CENTRAL LOWER MICHIGAN...EXTENDING FROM PETOSKEY SOUTHWEST TOWARD MUSKEGON. THE STRONGEST STORMS EXTENDED FROM 20 MILES NORTHWEST OF HOUGHTON LAKE TO 25 MILES SOUTHWEST OF HOUGHTON LAKE. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL REACH AN AREA FROM HIGGINS LAKE IN NORTHERN ROSCOMMON COUNTY TO GRAYLING IN CENTRAL CRAWFORD COUNTY BY MIDNIGHT. ANOTHER ROUND OF LOCALLY HEAVY RAIN AND DANGEROUS CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THESE STORMS AS THEY MOVE INTO THE WESTERN PORTION OF THE WATCH AREA... ALONG WITH THE POSSIBILITY OF DAMAGING WINDS UP TO 60 MPH. IF YOU ARE CAUGHT OUTSIDE WHEN A THUNDERSTORM APPROACHES YOUR AREA... GET INDOORS IMMEDIATELY AND STAY AWAY FROM WINDOWS. HURLEY
Special weather statement, Jul 4, 11:15 PM EDT, 36 minutes before
MIZ017-018-023-024-029-030-036-042-509-050400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 1115 PM EDT MON JUL 4 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT... ...STRONG THUNDERSTORMS WERE MOVING ACROSS NORTHEAST LOWER MICHIGAN.... AT 1110 PM...STRONG THUNDERSTORMS WERE MOVING THROUGH NORTHEAST LOWER MICHIGAN AND THEY WILL REACH GRAND LAKE...ALPENA...HARRISVILLE... OSCODA AND STANDISH BY MIDNIGHT. VERY HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS WILL ACCOMPANY THESE STORMS AS THEY PASS OVERHEAD. IF YOU ARE IN THE VICINITY OF THESE STORMS...GET INDOORS AND STAY AWAY FROM WINDOWS. DO NOT OPERATE ELECTRICAL DEVICES AND DO NOT USE THE TELEPHONE WHEN LIGHTNING IS PRESENT. DS
Special weather statement, Jul 4, 11:16 PM EDT, 35 minutes before
MIZ022-028-034-035-040-041-050430- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUGHTON LAKE MI 1114 PM EDT MON JUL 4 1994 ...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT FOR ALL OF NORTH CENTRAL LOWER MICHIGAN... A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL MIDNIGHT FOR ALL OF NORTH CENTRAL LOWER MICHIGAN. THIS INCLUDES THE COUNTIES OF OTSEGO...CRAWFORD...ROSCOMMON...OGEMAW...CLARE...GLADWIN AND THE COMMUNITIES OF GAYLORD...GRAYLING...HOUGHTON LAKE...HARRISON...AND GLADWIN. AT 1110 PM EDT...NATIONAL WEATHER SERVICE RADAR OUT OF HOUGHTON LAKE INDICATED ANOTHER BAND OF THUNDERSTORMS DEVELOPING TO THE WEST OF NORTH CENTRAL LOWER MICHIGAN...EXTENDING FROM PETOSKEY SOUTHWEST TOWARD MUSKEGON. THE STRONGEST STORMS EXTENDED FROM 20 MILES NORTHWEST OF HOUGHTON LAKE TO 25 MILES SOUTHWEST OF HOUGHTON LAKE. THESE STORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL REACH AN AREA FROM HIGGINS LAKE IN NORTHERN ROSCOMMON COUNTY TO GRAYLING IN CENTRAL CRAWFORD COUNTY BY MIDNIGHT. ANOTHER ROUND OF LOCALLY HEAVY RAIN AND DANGEROUS CLOUD TO GROUND LIGHTNING WILL ACCOMPANY THESE STORMS AS THEY MOVE INTO THE WESTERN PORTION OF THE WATCH AREA... ALONG WITH THE POSSIBI$LITY OF DAMAGING WINDS UP TO 60 MPH. IF YOU ARE CAUGHT OUTSIDE WHEN A THUNDERSTORM APPROACHES YOUR AREA... GET INDOORS IMMEDIATELY AND STAY AWAY FROM WINDOWS. HURLEY
Special weather statement, Jul 4, 11:20 PM EDT, 31 minutes before
MIZ017-018-023-024-029-030-036-042-509-050400- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 1115 PM EDT MON JUL 4 1994 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT... ...STRONG THUNDERSTORMS WERE MOVING ACROSS NORTHEAST LOWER MICHIGAN.... AT 1110 PM...STRONG THUNDERSTORMS WERE MOVING THROUGH NORTHEAST LOWER MICHIGAN AND THEY WILL REACH GRAND LAKE...ALPENA...HARRISVILLE... OSCODA AND STANDISH BY MIDNIGHT. VERY HEAVY RAIN...FREQUENT LIGHTNING...AND GUSTY WINDS WILL ACCOMPANY THESE STORMS AS THEY PASS OVERHEAD. IF YOU ARE IN THE VICINITY OF THESE STORMS...GET INDOORS AND STAY AWAY FROM WINDOWS. DO NOT OPERATE ELECTRICAL DEVICES AND DO NOT USE THE TELEPHONE WHEN ZLIGHTNING IS PRESENT. DS
Special weather statement, Jul 4, 11:45 PM EDT, 6 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-050830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 1145 PM EDT MON JUL 4 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF NORTHEAST LOWER MICHIGAN UNTIL 4 AM TUESDAY MORNING... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ISOCO AND ARENAC COUNTIES IN NORTHEAST LOWER MICHIGAN UNTIL 4 AM TUESDAY MORNING. THIS INCLUDES THE COMMUNITIES OF OSCODA...EAST TAWAS...STERLING AND STANDISH. THE SEVERE THUNDERSTORM WATCH FOR CHARLEVOIX...EMMET...CHEBOYGAN... PRESQUE ISLE...ALPENA...MONTMORENCY...ALCONA AND OSCODA HAS BEEN CANCELLED. A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS ARE POSSIBLE AND ARE CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL AND DANGEROUS LIGHTNING. REMEMBER...WHEN THUNDERSTORMS ARE PRESENT...STAY INDOORS AWAY FROM WINDOWS...AVOID USING ELECTRICAL EQUIPMENT AND THE TELEPHONE. WOOD
Special weather statement, Jul 4, 11:47 PM EDT, 4 minutes before
MIZ016>019-023-024-029-030-036-042-509-514-050830- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALPENA MI 1145 PM EDT MON JUL 4 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF NORTHEAST LOWER MICHIGAN UNTIL 4 AM TUESDAY MORNING... A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ISOCO AND ARENAC COUNTIES IN NORTHEAST LOWER MICHIGAN UNTIL 4 AM TUESDAY MORNING. THIS INCLUDES THE COMMUNITIES OF OSCODA...EAST TAWAS...STERLING AND STANDISH. THE SEVERE THUNDERSTORM WATCH FOR CHARLEVOIX...EMMET...CHEBOYGAN... PRESQUE ISLE...ALPENA...MONTMORENCY...ALCONA AND OSCODA HAS BEEN CANCELLED. A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS ARE POSSIBLE AND ARE CAPABLE OF PRODUCING DAMAGING WINDS...LARGE HAIL AND DANGEROUS LIGHTNING. REMEMBER...WHEN THUNDERSTORMS ARE PRESENT...STAY INDOORS AWAY FROM WINDOWS...AVOID USING ELECTRICAL EQUIPMENT AND THE TELEPHONE. WOOD
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 4, 8:09 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Grand Traverse | 51 min |
| Jul 4, 8:37 PM EDT | Severe Thunderstorm Warning | APX | Missaukee, Wexford | 68 min |
| Jul 4, 9:13 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan | 47 min |
| Jul 4, 10:25 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 30 min |
| Jul 4, 10:31 PM EDT | Tornado Warning | APX | Osceola | 34 min |
| Jul 4, 10:58 PM EDT | Severe Thunderstorm Warning | APX | Muskegon, Oceana | 47 min |
| Jul 4, 11:38 PM EDT | Severe Thunderstorm Warning | APX | Newaygo | 58 min |
| Jul 5, 12:10 AM EDT | Severe Thunderstorm Warning | APX | Missaukee | 65 min |
| Jul 5, 6:59 PM EDT | Severe Thunderstorm Warning | APX | Antrim | 46 min |
| Jul 5, 6:59 PM EDT | Severe Thunderstorm Warning | APX | Leelanau | 46 min |
| Jul 5, 7:13 PM EDT | Severe Thunderstorm Warning | APX | Kalkaska | 47 min |
| Jul 5, 7:47 PM EDT | Severe Thunderstorm Warning | APX | Lake, Mason | 58 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1994Every severe thunderstorm 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.