Alert archive / Michigan / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 68, NWS Marquette, MI
NWS Marquette, MI issued this severe thunderstorm warning at Sep 15, 2004, 4:20 PM CDT for Menominee County, Michigan. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 15, 2004, 4:20 PM CDT (21:20 UTC)
- Expired
- Sep 15, 2004, 5:00 PM CDT
- In force
- 40 min
- Issued by
- NWS Marquette, MI
- Area
- Counties, with a storm outline in the text
County Menominee County, MI
The radar
The Marquette radar (KMQT), 112 km from the middle of the area, began a volume at 21:22 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.3 hours before the alert went out and 125 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
- 424 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 727 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 115 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.1
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.
NWS Marquette, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 15, 2:36 PM CDT, 1 hour 44 minutes earlier.
Area forecast discussion, Sep 15, 2:36 PM CDT, 1 hour 44 minutes before
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</html>Hazardous weather outlook, Sep 15, 3:40 PM CDT, 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE MARQUETTE MI 440 PM EDT WED SEP 15 2004 MIZ001>007-009>014-084-085-161200- ALGER-BARAGA-DELTA-DICKINSON-GOGEBIC-IRON-KEWEENAW-LUCE-MARQUETTE- MENOMINEE-NORTHERN HOUGHTON-NORTHERN SCHOOLCRAFT-ONTONAGON- SOUTHERN HOUGHTON-SOUTHERN SCHOOLCRAFT- 440 PM EDT WED SEP 15 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL UPPER MICHIGAN. .DAY ONE...TONIGHT AND THURSDAY THUNDERSTORMS ARE EXPECTED ACROSS WESTERN AND CENTRAL UPPER MICHIGAN THIS EVENING. SOME STORMS MAY BE SEVERE AND PRODUCE DAMAGING WINDS...AND AN ISOLATED TORNADO IS ALSO POSSIBLE. THE GREATEST THREAT OF SEVERE THUNDERSTORMS WILL BE EAST OF A LINE FROM LANSE TO WATERSMEET. STORMS WILL END FROM WEST TO EAST BY AROUND MIDNIGHT. STRONG WEST WINDS ARE EXPECTED ON THE KEWEENAW PENINSULA AFTER MIDNIGHT TONIGHT THROUGH THURSDAY MORNING...WITH GUSTS POSSIBLY REACHING 60 MPH BY DAYBREAK THURSDAY. STRONGEST WINDS WILL BE OVER THE EXPOSED HIGHER TERRAIN AND ALONG THE WESTERN SHORE. GALE FORCE WINDS ARE EXPECTED ON LAKE SUPERIOR TONIGHT AND THURSDAY. .DAYS TWO THROUGH SEVEN...THURSDAY NIGHT THROUGH WEDNESDAY THERE IS A CHANCE OF THUNDERSTORMS LATE TUESDAY AND WEDNESDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS EVENING. WIND REPORTS ARE GREATLY APPRECIATED. ADDITIONAL WEATHER INFORMATION MAY BE OBTAINED AT THE FOLLOWING URL: HTTP://WWW.CRH.NOAA.GOV/MQT (ALL LOWER CASE) JKL
In the hours before
Special weather statement, Sep 15, 12:35 PM CDT, 3 hours 45 minutes before
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</html>The office that day
Everything else NWS Marquette, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 3:26 PM CDT | Severe Thunderstorm Warning | MQT | Menominee | 49 min |
| Sep 15, 4:28 PM CDT | Special Marine Warning | MQT | 62 min | |
| Sep 15, 4:31 PM CDT | Special Marine Warning | MQT | 59 min | |
| Sep 15, 6:17 PM CDT | Special Marine Warning | MQT | 88 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2004Every severe thunderstorm warning in 2004
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; radar from the NEXRAD Level II archive.