Alert archive / Michigan / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 64, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Jul 26, 2023, 6:06 PM EDT for Calhoun County, Kalamazoo County, Michigan. It was in force for 39 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
- Jul 26, 2023, 6:06 PM EDT (22:06 UTC)
- Expired
- Jul 26, 2023, 6:45 PM EDT
- In force
- 39 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Calhoun County, MI, Kalamazoo County, MI
The radar
The Grand Rapids radar (KGRR), 76 km from the middle of the area, began a volume at 22:05 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
Detroit, MI (KDTX), launched 12:00Z, 10.1 hours before the alert went out and 160 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
- 1873 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Grand Rapids, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 26, 3:49 PM EDT, 2 hours 17 minutes earlier.
Area forecast discussion, Jul 26, 3:49 PM EDT, 2 hours 17 minutes before
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</html>Hazardous weather outlook, Jul 26, 5:00 AM EDT, 13 hours 6 minutes before
Hazardous Weather Outlook National Weather Service Grand Rapids MI 500 AM EDT Wed Jul 26 2023 MIZ037>040-043>046-050>052-056>059-064>067-071>074-270900- Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- 500 AM EDT Wed Jul 26 2023 This hazardous weather outlook is for portions of southwest Lower Michigan. .DAY ONE...Today and Tonight Rounds of thunderstorms are expected today from roughly noon through 700pm this evening. Storms will move onshore from Lake Michigan at midday and move eastward as we head through the afternoon and evening hours. Damaging winds are the most likely threat with gusts in excess of 60 mph possible. Both hail and isolated tornadoes are also possible. All areas of Southwest Lower Michigan have a chance of severe weather with the best chance south and east of a line from Grand Haven to Mt. Pleasant. Heavy rain is also possible today leading to localized flooding. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Another round of storms and potential heavy rain will occur on Friday. .SPOTTER INFORMATION STATEMENT... Spotter activation is possible today. LMZ844>849-270900- St Joseph to South Haven MI-South Haven to Holland MI- Holland to Grand Haven MI-Grand Haven to Whitehall MI- Whitehall to Pentwater MI-Pentwater to Manistee MI- 500 AM EDT Wed Jul 26 2023 This hazardous weather outlook is for portions of southwest Lower Michigan. .DAY ONE...Today and Tonight South winds today of 10 to 20 knots will build waves into the 2 to 4 foot range north of Holland. A moderate swim risk will exist today in these areas. Thunderstorms are expected over Lake Michigan from late morning through the afternoon. Storms will be capable of damaging winds, possibly in excess of 50 knots. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Another round of storms is expected on Friday. .SPOTTER INFORMATION STATEMENT... Spotter activation is possible today. DUKE
In the hours before
Local storm report, Jul 26, 3:07 PM EDT, 2 hours 59 minutes before
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</html>Local storm report, Jul 26, 3:55 PM EDT, 2 hours 11 minutes before
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</html>Local storm report, Jul 26, 4:29 PM EDT, 1 hour 37 minutes before
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</html>The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 26, 9:18 AM EDT | Special Marine Warning | GRR | 87 min | |
| Jul 26, 9:38 AM EDT | Special Weather Statement | GRR | Lake, Mason, Muskegon, Newaygo, Oceana | 52 min |
| Jul 26, 9:56 AM EDT | Severe Thunderstorm Warning | GRR | Mason, Oceana | 49 min |
| Jul 26, 10:52 AM EDT | Special Marine Warning | GRR | 53 min | |
| Jul 26, 11:01 AM EDT | Special Weather Statement | GRR | Lake, Mecosta, Newaygo, Osceola | 59 min |
| Jul 26, 11:08 AM EDT | Special Weather Statement | GRR | Van Buren | 52 min |
| Jul 26, 11:42 AM EDT | Special Marine Warning | GRR | 63 min | |
| Jul 26, 11:47 AM EDT | Special Weather Statement | GRR | Muskegon | 58 min |
| Jul 26, 12:08 PM EDT | Areal Flood Advisory | GRR | Muskegon | 4 hr |
| Jul 26, 12:20 PM EDT | Special Weather Statement | GRR | Isabella | 55 min |
| Jul 26, 12:24 PM EDT | Special Weather Statement | GRR | Barry, Calhoun, Eaton, Kalamazoo | 66 min |
| Jul 26, 12:36 PM EDT | Special Weather Statement | GRR | Kent, Montcalm | 54 min |
| Jul 26, 1:39 PM EDT | Special Weather Statement | GRR | Eaton, Ingham, Jackson | 66 min |
| Jul 26, 1:42 PM EDT | Special Marine Warning | GRR | 63 min | |
| Jul 26, 1:58 PM EDT | Special Weather Statement | GRR | Gratiot, Isabella, Mecosta, Montcalm | 62 min |
| Jul 26, 2:04 PM EDT | Special Weather Statement | GRR | Ottawa | 56 min |
| Jul 26, 2:17 PM EDT | Special Weather Statement | GRR | Ingham, Jackson | 58 min |
| Jul 26, 2:30 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 30 min |
| Jul 26, 2:31 PM EDT | Severe Thunderstorm Warning | GRR | Allegan, Ottawa | 44 min |
| Jul 26, 2:37 PM EDT | Tornado Warning | GRR | Ingham | 23 min |
| Jul 26, 5:37 PM EDT | Special Weather Statement | GRR | Kalamazoo | 53 min |
| Jul 26, 6:34 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 56 min |
| Jul 26, 6:42 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 16 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2023Every severe thunderstorm warning in 2023
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.