Alert archive / Michigan / Freeze Warnings in 2006

Freeze Warning 1, NWS Gaylord, MI

May 21, 200613 counties in Michigan

NWS Gaylord, MI issued this freeze warning at May 21, 2006, 3:55 AM EDT for 13 counties in Michigan. It took effect at May 21, 2006, 11:19 PM EDT. It was in force for 9 hr. 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 21, 2006, 3:55 AM EDT (07:55 UTC)
In effect from: May 21, 2006, 11:19 PM EDT
Expired: May 22, 2006, 8:00 AM EDT
In force: 9 hr
Issued by: NWS Gaylord, MI

Counties Antrim County, MI, Benzie County, MI, Cheboygan County, MI, Crawford County, MI, Emmet County, MI, Grand Traverse County, MI, Kalkaska County, MI, Leelanau County, MI, Manistee County, MI, Missaukee County, MI, Otsego County, MI, Roscommon County, MI, Wexford County, MI

The radar

The NCL Michigan radar (KAPX), 44 km from the middle of the area, began a volume at 07:58 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

Detroit, MI (KDTX), launched 00:00Z, 7.9 hours before the alert went out and 272 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2205 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 100 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 freeze 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 freeze warning went out at May 21, 3:45 AM EDT, 10 minutes earlier.

Area forecast discussion, May 21, 3:45 AM EDT, 10 minutes before

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Hazardous weather outlook, May 20, 10:11 PM EDT, 5 hours 44 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
May 21, 3:55 PM EDT	Frost Advisory	APX	Alcona, Alpena, Arenac, Gladwin, Iosco, Leelanau and 4 more	16 hr

Nearby

Freeze Warnings in Michigan, 2006 Every freeze warning in 2006

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.