Alert archive / Michigan / Tornado Warnings in 1994
Tornado Warning 18, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at Jul 22, 1994, 7:16 PM EDT for Saint Clair County, Michigan. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Jul 22, 1994, 7:16 PM EDT (23:16 UTC)
- Expired
- Jul 22, 1994, 7:45 PM EDT
- In force
- 29 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, 11.3 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
- 180 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDTW 222316
TORDTW
MIC147-222345-
BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT MI
716 PM EDT FRI JUL 22 1994
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 745 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY
IN THE SOUTHEAST PART OF LOWER MICHIGAN
NORTHWEST ST. CLAIR
AT 711 PM...THE LAPEER COUNTY SHERIFF REPORTED A TORNADO NEAR I69
BETWEEN IMLAY CITY AND CAPAC OR 47 MILES NORTH OF DOWNTOWN DETROIT.
THIS STORM WAS MOVING NORTHEAST AT 35 MILES AN HOUR AND WILL HIT
THE CITY OF YALE BY 730 PM.
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE TO BE IS IN
A BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...FIND SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.What forecasters said that day
The local office's own words before this tornado 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 22, 2:20 PM EDT, 4 hours 56 minutes before
MIZ063-068>070-075-076-082-083-222100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 220 PM EDT FRI JUL 22 1994 ...SCATTERED THUNDERSTORMS WERE OVER SOUTHEAST LOWER MICHIGAN... AT 215 PM...RADAR SHOWED SCATTERED THUNDERSTORMS PRODUCING HEAVY RAINFALL AND FREQUENT CLOUD TO GROUND LIGHTNING IN AN AREA FROM PONTIAC SOUTH TO PLYMOUTH...23...MILES WEST OF DOWNTOWN DETROIT... THEN TO JUST WEST OF MONROE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 TO 30 MILES AN HOUR AND WILL AFFECT THE DETROIT METRO AREA THROUGH 430 PM. THE STORMS WILL BE ISOLATED IN NATURE SO NOT EVERYONE WILL GET ONE...BUT RESIDENTS OF SOUTHEAST LOWER MICHIGAN SHOULD BE ALERT AND MOVE INDOORS WHEN THE SKY DARKENS. THUNDERSTORMS WITH CLOUD TO GROUND LIGHTNING WILL BE IN THE LAKE ORION AREA UNTIL 4 PM...SO PEOPLE ATTENDING THE GOLF TOURAMENT SHOULD BE PREPARED TO MOVE INDOORS IF A STORM APPROACHES. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER INFORMATION. RIDDLE
Special weather statement, Jul 22, 2:22 PM EDT, 4 hours 54 minutes before
MIZ063-068>070-075-076-082-083-222100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 220 PM EDT FRI JUL 22 1994 ...SCATTERED THUNDERSTORMS WERE OVER SOUTHEAST LOWER MICHIGAN... AT 215 PM...RADAR SHOWED SCATTERED THUNDERSTORMS PRODUCING HEAVY RAINFALL AND FREQUENT CLOUD TO GROUND LIGHTNING IN AN AREA FROM PONTIAC SOUTH TO PLYMOUTH...23...MILES WEST OF DOWNTOWN DETROIT... THEN TO JUST WEST OF MONROE. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 25 TO 30 MILES AN HOUR AND WILL AFFECT THE DETROIT METRO AREA THROUGH 430 PM. THE STORMS WILL BE ISOLATED IN NATURE SO NOT EVERYONE WILL GET ONE...BUT RESIDENTS OF SOUTHEAST LOWER MICHIGAN SHOULD BE ALERT AND MOVE INDOORS WHEN THE SKY DARKENS. THUNDERSTORMS WITH CLOUD TO GROUND LIGHTNING WILL BE IN THE LAKE ORION AREA UNTIL 4 PM...SO PEOPLE ATTENDING THE GOLF TOURAMENT SHOULD BE PREPARED TO MOVE INDOORS IF A STORM APPROACHES. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER I4NFORMATION. RIDDLE
Special weather statement, Jul 22, 5:31 PM EDT, 1 hour 45 minutes before
MIZ063-068>070-075-076-082-083-222230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 531 PM EDT FRI JUL 22 1994 ...SCATTERED THUNDERSTORMS MOVING ACROSS SOUTHEAST LOWER MICHIGAN... AT 526 PM...RADAR INDICATED SCATTERED THUNDERSTORMS PRODUCING HEAVY RAINFALL AND FREQUENT LIGHTNING EXTENDED FROM 10 MILES NORTHEAST OF PONTIAC THROUGH THE DETROIT METRO AREA TO NEAR TEMPERANCE...46 MILES SOUTHWEST OF DOWNTOWN DETROIT. THE STORMS WERE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR AND WILL CONTINUE TO MOVE ACROSS PARTS OF OAKLAND...WASHTENAW...WAYNE...MACOMB...AND MONROE COUNTIES THROUGH 630 PM. PERSONS IN THE PATH OF THESE STORMS SHOULD SEEK SHELTER IN A STRONG BUILDING. THESE THUNDERSTORMS WILL CONTINUE TO PRODUCE TORRENTIAL RAINFALL AND DANGEROUS LIGHTNING AS THEY PASS OVERHEAD. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO STATION KEC-63 FOR THE LATEST STATEMENTS ON THIS WEATHER SITUATION. BBN nFrbJJFQUSY6WWUS <Qc WWJPH _66WWUS J>0 WUUS KWWCNx F6WWUSB E6WWUS $j# WUUS S" WUUSh , y WUUS ~LWTPA: XWOUS e6WWUS |o6WWUS `l6WWUS LZ&6WWUS X !XFQUS "ccFTAK
Special weather statement, Jul 22, 5:33 PM EDT, 1 hour 43 minutes before
MIZ063-068>070-075-076-082-083-222230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 531 PM EDT FRI JUL 22 1994 ...SCATTERED THUNDERSTORMS MOVING ACROSS SOUTHEAST LOWER MICHIGAN... AT 526 PM...RADAR INDICATED SCATTERED THUNDERSTORMS PRODUCING HEAVY RAINFALL AND FREQUENT LIGHTNING EXTENDED FROM 10 MILES NORTHEAST OF PONTIAC THROUGH THE DETROIT METRO AREA TO NEAR TEMPERANCE...46 MILES SOUTHWEST OF DOWNTOWN DETROIT. THE STORMS WERE MOVING TO THE NORTHEAST AT 35 MILES AN HOUR AND WILL CONTINUE TO MOVE ACROSS PARTS OF OAKLAND...WASHTENAW...WAYNE...MACOMB...AND MONROE COUNTIES THROUGH 630 PM. PERSONS IN THE PATH OF THESE STORMS SHOULD SEEK SHELTER IN A STRONG BUILDING. THESE THUNDERSTORMS WILL CONTINUE TO PRODUCE TORRENTIAL RAINFALL AND DANGEROUS LIGHTNING AS THEY PASS OVERHEAD. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO STATION KEC-63 FOR THE LATEST STATEMENTS ON THIS WEATHER SITUATION. BBN
Special weather statement, Jul 22, 5:50 PM EDT, 1 hour 26 minutes before
MIZ047>049-053>055-060>062-222355- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 550 PM EDT FRI JUL 22 1994 ...STRONG THUNDERSTORM IN TUSCOLA COUNTY... AT 546 PM...RADAR INDICATED THAT A VERY STRONG THUNDERSTORM WAS LOCATED JUST NORTHEAST OF CASS CITY. THIS THUNDERSTORM WAS MOVING NORTH NORTHEAST AT 30 MPH AND WILL AFFECT THE COMMUNITIES OF BAD AXE...61 MILES NORTHEAST OF SAGINAW BY 605 PM...AND HARBOR BEACH BY 630 PM. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION STATION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER SITUATION. WSF
Special weather statement, Jul 22, 5:51 PM EDT, 1 hour 25 minutes before
MIZ047>049-053>055-060>062-222355- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT MI 550 PM EDT FRI JUL 22 1994 ...STRONG THUNDERSTORM IN TUSCOLA COUNTY... AT 546 PM...RADAR INDICATED THAT A VERY STRONG THUNDERSTORM WAS LOCATED JUST NORTHEAST OF CASS CITY. THIS THUNDERSTORM WAS MOVING NORTH NORTHEAST AT 30 MPH AND WILL AFFECT THE COMMUNITIES OF BAD AXE...61 MILES NORTHEAST OF SAGINAW BY 605 PM...AND HARBOR BEACH BY 630 PM. MOTORISTS SHOULD REMAIN ALERT FOR REDUCED VISIBILITIES DURING DOWNPOURS OF RAIN. STREETS MAY FLOOD QUICKLY. STAY TUNED TO NATIONAL WEATHER SERVICE WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION STATION FOR THE LATEST INFORMATION CONCERNING THIS WEATHER6 SITUATION. WSF
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 6:40 PM EDT | Tornado Warning | DTX | Lapeer | 65 min |
Nearby
Tornado Warnings in Michigan, 1994Every tornado warning in 1994Tornadoes 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.