Alert archive / Michigan / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 26, NWS Gaylord, MI

May 18, 2026Cheboygan County, Presque Isle County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at May 18, 2026, 2:25 PM EDT for Cheboygan County, Presque Isle County, Michigan. It was in force for 51 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
May 18, 2026, 2:25 PM EDT (18:25 UTC)
Expired
May 18, 2026, 3:16 PM EDT
In force
51 min
Issued by
NWS Gaylord, MI
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Cheboygan County, MI, Presque Isle County, MI

The radar

The NCL Michigan radar (KAPX), 73 km from the middle of the area, began a volume at 18:27 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.

IssuedProductOfficeLasted
May 18, 12:59 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 6.4 hours before the alert went out and 308 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.

Skew-T log-pSkew-T log-p diagram, Detroit, MI at 12:00Z on 2026-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 97 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2026-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
97 J/kg
Mixed-layer CIN
-412 J/kg
Mixed-layer LCL
1455 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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.

Hazardous weather outlook, May 17, 2:44 PM EDT, 23 hours 41 minutes before
Hazardous Weather Outlook
National Weather Service Gaylord MI
244 PM EDT Sun May 17 2026

MIZ016>018-020>036-041-042-086>088-095>099-182200-
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Western Chippewa-Central Chippewa-Southeast Chippewa-
Western Mackinac-Eastern Mackinac-
Mackinac Island/Bois Blanc Island-
Beaver Island and surrounding islands-Charlevoix-
244 PM EDT Sun May 17 2026

This hazardous weather outlook is for Eastern Upper Michigan and
Northern Lower Michigan.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are expected this afternoon and tonight.
While most of these storms will remain sub-severe, a few storms
capable of producing marginally severe size hail and gusty winds
are possible. There is a very small chance for tornadoes as well
later this afternoon and early evening, especially along and south
of M-55.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Thunderstorms will be possible at times through Tuesday. A few of
these storms may reach severe limits.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report any significant weather and
rainfall amounts to the National Weather Service. Reports may be
made one of three ways:

Online:   weather.gov/gaylord
Facebook: facebook.com/nwsgaylord
Twitter:  twitter.com/nwsgaylord

For more information visit http://weather.gov/gaylord.

LHZ345>349-LMZ323-341-342-344>346-LSZ321-322-182200-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-Sturgeon Pt to Alabaster MI-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
244 PM EDT Sun May 17 2026

This hazardous weather outlook is for the northern Michigan
nearshore waters of Lake Huron, Lake Michigan and Lake Superior.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are expected this afternoon and tonight.
While most of these storms will remain sub-severe, a few storms
capable of producing marginally severe size hail and gusty winds
are possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Thunderstorms will be possible at times through Tuesday. A few of
these storms may reach severe limits.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

For more information visit http://weather.gov/gaylord.

The office that day

Everything else NWS Gaylord, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 8:00 PM EDTSpecial Weather StatementAPXKalkaska45 min
May 18, 12:22 PM EDTSpecial Marine WarningAPX53 min
May 18, 12:38 PM EDTSpecial Weather StatementAPXManistee67 min
May 18, 12:44 PM EDTSpecial Weather StatementAPXBenzie76 min
May 18, 1:22 PM EDTSpecial Weather StatementAPXAntrim23 min
May 18, 1:26 PM EDTSpecial Weather StatementAPXGrand Traverse49 min
May 18, 1:31 PM EDTSpecial Marine WarningAPX44 min
May 18, 1:56 PM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Otsego49 min
May 18, 2:00 PM EDTSevere Thunderstorm WarningAPXAntrim, Grand Traverse, Kalkaska45 min
May 18, 2:20 PM EDTSevere Thunderstorm WarningAPXCrawford, Otsego55 min
May 18, 2:59 PM EDTSevere Thunderstorm WarningAPXMontmorency25 min
May 18, 3:05 PM EDTSpecial Marine WarningAPX55 min
May 18, 3:39 PM EDTSpecial Weather StatementAPXPresque Isle36 min
May 18, 3:48 PM EDTSevere Thunderstorm WarningAPXAlpena27 min
May 18, 3:49 PM EDTSmall Craft AdvisoryAPX46 hr
May 18, 3:51 PM EDTSpecial Marine WarningAPX54 min
May 18, 4:02 PM EDTSpecial Marine WarningAPX28 min
May 18, 4:50 PM EDTSpecial Marine WarningAPX55 min
May 18, 4:55 PM EDTSpecial Weather StatementAPXArenac, Iosco65 min
May 18, 5:14 PM EDTSpecial Marine WarningAPX61 min
May 18, 5:42 PM EDTSpecial Weather StatementAPXAlcona33 min
May 18, 5:46 PM EDTSevere Thunderstorm WarningAPXAlcona13 min
May 18, 5:49 PM EDTSpecial Marine WarningAPX29 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2026Every severe thunderstorm warning in 2026

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.