Alert archive / Michigan / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 39, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jul 23, 1994, 3:23 PM EDT for Mackinac County, Michigan. It was in force for 52 min.
The area
The counties it named.
The facts
- Issued
- Jul 23, 1994, 3:23 PM EDT (19:23 UTC)
- Expired
- Jul 23, 1994, 4:15 PM EDT
- In force
- 52 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
County Mackinac County, MI
The nearest sounding before it
Sault Ste Marie, MI (KY62), launched 12:00Z, 7.4 hours before the alert went out and 75 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
- 531 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 38 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 KSSM 231923 RRA SVRSSM MIC097-MIZ513-232015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING NATIONAL WEATHER SERVICE SAULT STE MARIE MI 323 PM EDT SAT JUL 23 1994 THE NATIONAL WEATHER SERVICE IN SAULT STE MARIE HAS ISSUED A SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 415 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST UPPER MICHIGAN ...WESTERN MACKINAC COUNTY ...COASTAL WATERS OF LAKE MICHIGAN FROM NAUBINWAY TO PORT INLAND AT 320 PM...RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES WEST OF GOULD CITY OR 70 MILES SOUTHWEST OF SAULT STE. MARIE. THE STORM WAS MOVING SOUTHEAST AT 25 MPH AND WILL AFFECT AREAS BETWEEN ENGADINE AND PORT INLAND ALONG WITH THE NEAR SHOWER WATERS OF LAKE MICHIGAN FROM NAUBINWAY TO PORT INLAND BY 400 PM. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNI NG. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS. BOATERS ON LAKE MICHIGAN FROM NAUBINWAY TO PORT INLAND SHOULD SEEK SAFE HARBOR IMMEDIATELY. JLB NNNN
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 23, 2:52 PM EDT, 31 minutes before
MIZ007-015-232100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAULT STE MARIE MI 252 PM EDT FRI JUL 22 1994 AT 245 PM...RADAR INDICATED STRONG THUNDERSTORMS FROM 10 MILES SOUTH OF NEWBERRY INTO EAST CENTRAL SCHOOLCRAFT COUNTY...WITH THE STRONGEST STORM NEAR BLANEY PARK...25 MILES SOUTHWEST OF NEWBERRY. THESE STORMS ARE MOVING SOUTHEAST AT 25 MPH AND WILL MOVE INTO ENGADINE AND NAUBINWAY AND EXTEND TOWARD PORT INLAND BY 325 PM. RESIDENTS IN WEST MACKINAC COUNTY FROM NAUBINWAY TO PORT INLAND CAN EXPECT BRIEF PERIODS OF VERY HEAVY RAIN ALONG WITH FREQUENT LIGHTNING AND GUSTY WINDS TO 40 MPH AS THESE STORMS PASS. IF A THUNDERSTORM APPROACHES... SEEK SHELTER IMMEDIATELY IN A REINFORCED SHELTER AND STAY AWAY FROM METAL OBJECTS. JLB
Special weather statement, Jul 23, 3:09 PM EDT, 14 minutes before
MIZ007-015-232100- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE SAULT STE MARIE MI 309 PM EDT SAT JUL 23 1994 CORRECTED DATE AT 245 PM...RADAR INDICATED STRONG THUNDERSTORMS FROM 10 MILES SOUTH OF NEWBERRY INTO EAST CENTRAL SCHOOLCRAFT COUNTY...WITH THE STRONGEST STORM NEAR BLANEY PARK...25 MILES SOUTHWEST OF NEWBERRY. THESE STORMS ARE MOVING SOUTHEAST AT 25 MPH AND WILL MOVE INTO ENGADINE AND NAUBINWAY AND EXTEND TOWARD PORT INLAND BY 325 PM. RESIDENTS IN WEST MACKINAC COUNTY FROM NAUBINWAY TO PORT INLAND CAN EXPECT BRIEF PERIODS OF VERY HEAVY RAIN ALONG WITH FREQUENT LIGHTNING AND GUSTY WINDS TO 40 MPH AS THESE STORMS PASS. IF A THUNDERSTORM APPROACHES... SEEK SHELTER IMMEDIATELY IN A REINFORCED SHELTER AND STAY AWAY FROM METAL OBJECTS. JLB
Special weather statement, Jul 23, 3:10 PM EDT, 13 minutes before
MIZ007-015-232100- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE SAULT STE MARIE MI 309 PM EDT SAT JUL 23 1994 CORRECTED DATE AT 245 PM...RADAR INDICATED STRONG THUNDERSTORMS FROM 10 MILES SOUTH OF NEWBERRY INTO EAST CENTRAL SCHOOLCRAFT COUNTY...WITH THE STRONGEST STORM NEAR BLANEY PARK...25 MILES SOUTHWEST OF NEWBERRY. THESE STORMS ARE MOVING SOUTHEAST AT 25 MPH AND WILL MOVE INTO ENGADINE AND NAUBINWAY AND EXTEND TOWARD PORT INLAND BY 325 PM. RESIDENTS IN WEST MACKINAC COUNTY FROM NAUBINWAY TO PORT INLAND CAN EXPECT BRIEF PERIODS OF VERY HEAVY RAIN ALONG WITH FREQUENT LIGHTNING AND GUSTY WINDS TO 40 MPH AS THESE STORMS PASS. IF A THUNDERSTORM APPROACHES... SEEK SHELTER IMMEDIATELY IN A REINFORCED SHELTER AND STAY AWAY FROM METAL OBJECTS. JLB
Special weather statement, Jul 23, 3:11 PM EDT, 12 minutes before
MIZ007-015-232100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAULT STE MARIE MI 311 PM EDT SAT JUL 23 1994 AT 305 PM...RADAR INDICATED STRONG THUNDERSTORMS FROM NEAR TROUT LAKE TO BLANEY PARK...WITH THE STRONGEST STORM NEAR BLANEY PARK...25 MILES SOUTHWEST OF NEWBERRY. THESE STORMS ARE MOVING SOUTHEAST AT 25 MPH. THE STRONGEST STORMS WILL AFFECT ENGADINE AND NAUBINWAY BY 345 PM. RESIDENTS IN WEST MACKINAC COUNTY FROM NAUBINWAY TO PORT INLAND CAN EXPECT BRIEF PERIODS OF VERY HEAVY RAIN ALONG WITH FREQUENT LIGHTNING AND GUSTY WINDS TO 40 MPH AS THESE STORMS PASS. IF A THUNDERSTORM APPROACHES... SEEK SHELTER IMMEDIATELY IN A REINFORCED SHELTER AND STAY AWAY FROM METAL OBJECTS. BOATERS ON MANISTIQUE LAKE SHOULD SEEK SHELTER IMMEDIATELY. JLB
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 5:30 PM EDT | Severe Thunderstorm Warning | APX | Cheboygan, Emmet | 60 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.