Alert archive / Michigan / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 55, NWS Marquette, MI
NWS Marquette, MI issued this severe thunderstorm warning at Aug 9, 2004, 5:01 PM EDT for Delta County, Michigan. It was in force for 59 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
- Aug 9, 2004, 5:01 PM EDT (21:01 UTC)
- Expired
- Aug 9, 2004, 6:00 PM EDT
- In force
- 59 min
- Issued by
- NWS Marquette, MI
- Area
- Counties, with a storm outline in the text
County Delta County, MI
The radar
The Marquette radar (KMQT), 97 km from the middle of the area, began a volume at 21:01 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 9, 1:05 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.0 hours before the alert went out and 175 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
- 1021 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 718 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
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 Aug 9, 4:31 PM EDT, 30 minutes earlier.
Area forecast discussion, Aug 9, 4:31 PM EDT, 30 minutes before
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</html>Hazardous weather outlook, Aug 9, 11:45 AM EDT, 5 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE MARQUETTE MI 1145 AM EDT MON AUG 9 2004 MIZ001>007-009>014-084-085-101200- ALGER-BARAGA-DELTA-DICKINSON-GOGEBIC-IRON-KEWEENAW-LUCE-MARQUETTE- MENOMINEE-NORTHERN HOUGHTON-NORTHERN SCHOOLCRAFT-ONTONAGON- SOUTHERN HOUGHTON-SOUTHERN SCHOOLCRAFT- 1145 AM EDT MON AUG 9 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL UPPER MICHIGAN. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS WILL SPREAD ACROSS WEST AND CENTRAL UPPER MICHIGAN THIS AFTERNOON INTO THIS EVENING. SOME THUNDERSTORMS COULD BECOME SEVERE...PRODUCING HAIL UP TO AN INCH IN DIAMETER AND A POSSIBLE BRIEF TORNADO. BRIEF HEAVY RAIN COULD ALSO OCCUR WITH THE STRONGER STORMS. ADDITIONAL THUNDERSTORMS...NOT EXPECTED TO BE SEVERE...WILL REMAIN POSSIBLE THROUGH THE REST OF TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING. ADDITIONAL WEATHER INFORMATION MAY BE OBTAINED AT THE FOLLOWING URL: HTTP://WWW.CRH.NOAA.GOV/MQT (ALL LOWER CASE) JLA
In the hours before
Special weather statement, Aug 9, 1:14 PM EDT, 3 hours 47 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MARQUETTE MI 114 PM EDT MON AUG 9 2004 LMZ221-248-LSZ221-243>248-MIZ001-003>007-010>014-084-085-092300- LAKE SUPERIOR...UPPER ENTRANCE OF PORTAGE CANAL TO WHITEFISH POINT MI-LAKE MICHIGAN...SEUL CHOIX POINT TO POINT DETOUR MI-BAY OF GREEN BAY NORTH OF A LINE FROM CEDAR RIVER TO ROCK ISLAND PASSAGE MI- ALGER-BARAGA-DELTA-DICKINSON-IRON-KEWEENAW-LUCE-MARQUETTE-MENOMINEE- NORTHERN HOUGHTON-NORTHERN SCHOOLCRAFT-SOUTHERN HOUGHTON-SOUTHERN SCHOOLCRAFT 114 PM EDT MON AUG 9 2004 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 7 PM EDT (6 PM CDT)... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 7 PM EDT (6 PM CDT) FOR THE FOLLOWING COUNTIES IN UPPER MICHIGAN. ALGER...BARAGA...DELTA...DICKINSON...HOUGHTON...IRON...KEWEENAW... LUCE...MARQUETTE...MENOMINEE...SCHOOLCRAFT THE WATCH INCLUDES THE ADJACENT NEARSHORE AND OPEN WATERS OF LAKE SUPERIOR AND LAKE MICHIGAN. SCATTERED THUNDERSTORMS WILL SPREAD ACROSS WEST AND CENTRAL UPPER MICHIGAN THIS AFTERNOON INTO THIS EVENING. SOME THUNDERSTORMS COULD BECOME SEVERE...PRODUCING HAIL UP TO AN INCH IN DIAMETER AND A POSSIBLE BRIEF TORNADO. BRIEF HEAVY RAIN COULD ALSO OCCUR WITH THE STRONGER STORMS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. TRH
Special weather statement, Aug 9, 4:04 PM EDT, 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MARQUETTE MI 404 PM EDT MON AUG 9 2004 LSZ243-MIZ001-003-084-092030- UPPER ENTRANCE OF PORTAGE CANAL TO MANITOU ISLAND MI- KEWEENAW NORTHERN HOUGHTON SOUTHERN HOUGHTON 404 PM EDT MON AUG 9 2004 ...SEVERE THUNDERSTORM WATCH CANCELLED... THE SEVERE WEATHER THREAT HAS MOVED EAST OUT OF THE AREA. THEREFORE...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED. MICHELS
Local storm report, Aug 9, 4:56 PM EDT, 5 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 |
|---|---|---|---|---|
| Aug 9, 1:34 PM EDT | Special Marine Warning | MQT | 116 min | |
| Aug 9, 1:34 PM EDT | Special Marine Warning | MQT | 116 min | |
| Aug 9, 3:31 PM EDT | Special Marine Warning | MQT | 89 min | |
| Aug 9, 4:00 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Marquette, Menominee | 60 min |
| Aug 9, 4:25 PM EDT | Special Marine Warning | MQT | 2 hr | |
| Aug 9, 4:25 PM EDT | Special Marine Warning | MQT | 2 hr | |
| Aug 9, 4:25 PM EDT | Special Marine Warning | MQT | 2 hr | |
| Aug 9, 4:50 PM EDT | Special Marine Warning | MQT | 115 min | |
| Aug 9, 4:50 PM EDT | Special Marine Warning | MQT | 115 min | |
| Aug 9, 4:50 PM EDT | Special Marine Warning | MQT | 115 min | |
| Aug 9, 5:33 PM EDT | Severe Thunderstorm Warning | MQT | Marquette | 57 min |
| Aug 9, 5:58 PM EDT | Severe Thunderstorm Warning | MQT | Alger | 32 min |
| Aug 9, 6:29 PM EDT | Special Marine Warning | MQT | 91 min | |
| Aug 9, 6:29 PM EDT | Special Marine Warning | MQT | 91 min | |
| Aug 9, 6:29 PM EDT | Special Marine Warning | MQT | 91 min | |
| Aug 9, 6:57 PM EDT | Severe Thunderstorm Warning | MQT | Menominee | 33 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.