Alert archive / Michigan / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 1, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Mar 31, 2023, 7:51 PM EDT for Van Buren 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
- Mar 31, 2023, 7:51 PM EDT (23:51 UTC)
- Expired
- Mar 31, 2023, 8:30 PM EDT
- In force
- 39 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Van Buren County, MI
The radar
The Grand Rapids radar (KGRR), 92 km from the middle of the area, began a volume at 23:54 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, 11.9 hours before the alert went out and 284 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
- 446 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 379 m²/s²
- 0-3 km storm-relative helicity
- 315 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 Mar 31, 3:43 PM EDT, 4 hours 8 minutes earlier.
Area forecast discussion, Mar 31, 3:43 PM EDT, 4 hours 8 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Mar 31, 12:30 PM EDT, 7 hours 21 minutes before
Hazardous Weather Outlook National Weather Service Grand Rapids MI 1230 PM EDT Fri Mar 31 2023 MIZ037>040-043>046-050>052-056>059-064>067-071>074-010900- Mason-Lake-Osceola-Clare-Oceana-Newaygo-Mecosta-Isabella-Muskegon- Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-Eaton- Ingham-Van Buren-Kalamazoo-Calhoun-Jackson- 1230 PM EDT Fri Mar 31 2023 This hazardous weather outlook is for portions of southwest Lower Michigan. .DAY ONE...This Afternoon and Tonight Thunderstorms are likely this evening between 7 PM and 2 AM. Some storms may produce wind gusts over 60 mph or hail around 1 inch in diameter. The relatively greater potential for severe weather hazards will be south of I-96. Minor flooding over low spots in roads is also possible tonight in any locations that receive 2 inches of rain. Wind gusts around 40 mph are possible in portions of the area, late tonight after the thunderstorms end. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Gusty winds from the north with gusts 35 to 50 mph will be likely Saturday afternoon in locations near Lake Michigan. These wind gusts could cause some tree limbs to fall, some loose objects top be blown around, and a few power outages. .SPOTTER INFORMATION STATEMENT... Spotter activation is possible this evening. LMZ844>849-010900- 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- 1230 PM EDT Fri Mar 31 2023 This hazardous weather outlook is for portions of southwest Lower Michigan. .DAY ONE...This Afternoon and Tonight Thunderstorms are likely this evening between 7 PM and 2 AM. Some storms may produce wind gusts over 60 mph or hail around 1 inch in diameter. The relatively greater potential for severe weather hazards on Lake Michigan will be south Muskegon. Wind gusts around 40 mph are possible late tonight after the thunderstorms end. .DAYS TWO THROUGH SEVEN...Saturday through Thursday Gusts of over 45 mph are likely over Lake Michigan on Saturday. These winds and waves of 10 to 15 feet will pose a significant risk to all mariners. .SPOTTER INFORMATION STATEMENT... Spotter activation is possible this evening.
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 3:47 AM EDT | Gale Warning | GRR | 40 hr | |
| Mar 31, 2:13 PM EDT | River Flood Watch | GRR | Newaygo | 20 hr |
| Mar 31, 2:13 PM EDT | River Flood Watch | GRR | Newaygo | 20 hr |
| Mar 31, 7:12 PM EDT | Special Marine Warning | GRR | 53 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.