Alert archive / Michigan / Special Weather Statements in 2023
Special Weather Statement, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this special weather statement at Apr 5, 2023, 3:21 AM EDT for Mason County, Michigan. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 2023, 3:21 AM EDT (07:21 UTC)
- Expired
- Apr 5, 2023, 4:15 AM EDT
- In force
- 54 min
- Issued by
- NWS Grand Rapids, MI
- Hail
- 0.88 in
- Wind
- 40
County Mason County, MI
The radar
The Grand Rapids radar (KGRR), 141 km from the middle of the area, began a volume at 07:23 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 00:00Z, 7.4 hours before the alert went out and 148 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
- 845 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 737 m²/s²
- 0-3 km storm-relative helicity
- 1512 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Apr 5, 12:10 AM EDT, 3 hours 11 minutes earlier.
Area forecast discussion, Apr 5, 12:10 AM EDT, 3 hours 11 minutes before
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</html>Hazardous weather outlook, Apr 4, 10:53 PM EDT, 4 hours 28 minutes before
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</html>In the hours before
Special weather statement, Apr 5, 3:21 AM EDT, 0 minutes before
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<div class="status" id="status">Temporary Notice</div>
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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 |
|---|---|---|---|---|
| Apr 4, 8:04 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Eaton, Ingham, Ionia | 34 min |
| Apr 5, 12:08 AM EDT | Special Marine Warning | GRR | 18 min | |
| Apr 5, 1:21 AM EDT | Special Marine Warning | GRR | 54 min | |
| Apr 5, 5:07 AM EDT | Special Weather Statement | GRR | Muskegon | 23 min |
| Apr 5, 6:44 AM EDT | Special Marine Warning | GRR | 61 min | |
| Apr 5, 7:18 AM EDT | Severe Thunderstorm Warning | GRR | Allegan, Barry, Kalamazoo, Van Buren | 42 min |
| Apr 5, 7:29 AM EDT | Special Marine Warning | GRR | 31 min | |
| Apr 5, 7:46 AM EDT | Special Weather Statement | GRR | Ionia, Kent, Ottawa | 59 min |
| Apr 5, 8:02 AM EDT | Special Weather Statement | GRR | Clinton, Gratiot | 58 min |
| Apr 5, 8:22 AM EDT | Special Weather Statement | GRR | Isabella, Mecosta, Montcalm | 53 min |
| Apr 5, 8:45 AM EDT | Special Marine Warning | GRR | 90 min | |
| Apr 5, 9:12 AM EDT | Areal Flood Advisory | GRR | Allegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 7 more | 6 hr |
| Apr 5, 9:18 AM EDT | Severe Thunderstorm Warning | GRR | Allegan, Kalamazoo, Van Buren | 57 min |
| Apr 5, 9:54 AM EDT | Severe Thunderstorm Warning | GRR | Kent | 42 min |
| Apr 5, 9:58 AM EDT | Severe Thunderstorm Warning | GRR | Eaton | 47 min |
| Apr 5, 10:14 AM EDT | Severe Thunderstorm Warning | GRR | Clinton, Ingham | 61 min |
| Apr 5, 10:17 AM EDT | Severe Thunderstorm Warning | GRR | Ionia, Montcalm | 37 min |
| Apr 5, 10:34 AM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 41 min |
| Apr 5, 10:38 AM EDT | Severe Thunderstorm Warning | GRR | Kalamazoo | 52 min |
| Apr 5, 10:54 AM EDT | Severe Thunderstorm Warning | GRR | Barry | 34 min |
| Apr 5, 11:12 AM EDT | Severe Thunderstorm Warning | GRR | Eaton | 46 min |
| Apr 5, 11:26 AM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 50 min |
| Apr 5, 11:37 AM EDT | Severe Thunderstorm Warning | GRR | Ingham | 53 min |
| Apr 5, 11:53 AM EDT | Severe Thunderstorm Warning | GRR | Jackson | 49 min |
| Apr 5, 11:54 AM EDT | River Flood Warning | GRR | Newaygo | 6 days |
| Apr 5, 11:54 AM EDT | River Flood Warning | GRR | Newaygo | 6 days |
| Apr 5, 11:54 AM EDT | River Flood Warning | GRR | Kent | 5 days |
| Apr 5, 11:54 AM EDT | River Flood Warning | GRR | Ottawa | 8 days |
| Apr 5, 11:54 AM EDT | River Flood Warning | GRR | Ingham | 34 hr |
| Apr 5, 12:22 PM EDT | Gale Warning | GRR | 8 hr | |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Clinton | 52 hr |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Ingham | 64 hr |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Ionia | 4 days |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Kent | 4 days |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Kent | 6 days |
| Apr 5, 3:49 PM EDT | River Flood Warning | GRR | Kent | 5 days |
| Apr 5, 6:02 PM EDT | River Flood Warning | GRR | Gratiot | 18 hr |
Nearby
Special Weather Statements in Michigan, 2023Every special weather statement 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.