Alert archive / Michigan / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 85, NWS Gaylord, MI

July 27, 2026Alcona County, Iosco County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jul 27, 2026, 9:58 AM EDT for Alcona County, Iosco County, Michigan. It was in force for 31 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 27, 2026, 9:58 AM EDT (13:58 UTC)
Expired: Jul 27, 2026, 10:29 AM EDT
In force: 31 min
Issued by: NWS Gaylord, MI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Alcona County, MI, Iosco County, MI

The radar

The NCL Michigan radar (KAPX), 111 km from the middle of the area, began a volume at 13:58 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

Alpena, MI (KAPX), launched 12:00Z, 2.0 hours before the alert went out and 103 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3586 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 668 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 76 m²/s²
0-3 km storm-relative helicity: 179 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 14.2

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.

NWS Gaylord, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 27, 6:18 AM EDT, 3 hours 40 minutes earlier.

Area forecast discussion, Jul 27, 6:18 AM EDT, 3 hours 40 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 11:30 PM EDT	Special Marine Warning	APX		90 min
Jul 27, 12:04 AM EDT	Severe Thunderstorm Warning	APX	Chippewa	41 min
Jul 27, 12:34 AM EDT	Severe Thunderstorm Warning	APX	Chippewa	41 min
Jul 27, 1:08 AM EDT	Special Marine Warning	APX		22 min
Jul 27, 1:14 AM EDT	Special Weather Statement	APX	Chippewa	46 min
Jul 27, 1:58 AM EDT	Special Weather Statement	APX	Chippewa	47 min
Jul 27, 2:04 AM EDT	Severe Thunderstorm Warning	APX	Chippewa, Mackinac	23 min
Jul 27, 2:14 AM EDT	Special Weather Statement	APX	Mackinac	46 min
Jul 27, 2:21 AM EDT	Special Marine Warning	APX		20 min
Jul 27, 2:26 AM EDT	Special Weather Statement	APX	Chippewa	34 min
Jul 27, 3:09 AM EDT	Special Weather Statement	APX	Chippewa	36 min
Jul 27, 3:39 AM EDT	Beach Hazards Statement	APX	Alcona, Iosco, Manistee	40 hr
Jul 27, 9:18 AM EDT	Special Marine Warning	APX		57 min
Jul 27, 10:00 AM EDT	Special Marine Warning	APX		2 hr
Jul 27, 10:08 AM EDT	Special Marine Warning	APX		97 min
Jul 27, 11:17 AM EDT	Special Marine Warning	APX		64 min
Jul 27, 11:37 AM EDT	Special Weather Statement	APX	Benzie	53 min
Jul 27, 12:03 PM EDT	Special Marine Warning	APX		117 min
Jul 27, 12:08 PM EDT	Special Weather Statement	APX	Alcona	37 min
Jul 27, 12:25 PM EDT	Special Weather Statement	APX	Alpena	35 min
Jul 27, 12:33 PM EDT	Special Weather Statement	APX	Alcona	42 min
Jul 27, 12:44 PM EDT	Severe Thunderstorm Warning	APX	Alcona, Iosco	61 min
Jul 27, 1:04 PM EDT	Special Marine Warning	APX		59 min
Jul 27, 2:47 PM EDT	Small Craft Advisory	APX		32 hr
Jul 27, 5:25 PM EDT	Special Weather Statement	APX	Chippewa	50 min
Jul 27, 5:31 PM EDT	Special Weather Statement	APX	Otsego	44 min
Jul 27, 5:38 PM EDT	Severe Thunderstorm Warning	APX	Montmorency, Otsego	25 min
Jul 27, 6:01 PM EDT	Special Weather Statement	APX	Oscoda	44 min
Jul 27, 6:08 PM EDT	Special Weather Statement	APX	Oscoda	52 min
Jul 27, 6:13 PM EDT	Special Weather Statement	APX	Cheboygan	47 min
Jul 27, 6:32 PM EDT	Special Weather Statement	APX	Montmorency	43 min
Jul 27, 6:53 PM EDT	Special Marine Warning	APX		37 min
Jul 27, 6:56 PM EDT	Special Weather Statement	APX	Alpena	49 min
Jul 27, 7:01 PM EDT	Areal Flood Advisory	APX	Oscoda	3 hr
Jul 27, 7:21 PM EDT	Areal Flood Advisory	APX	Alcona, Alpena, Montmorency	3 hr
Jul 27, 7:24 PM EDT	Special Marine Warning	APX		66 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2026 Every 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.