Alert archive / Wisconsin / Winter Storm Warnings in 2017

Winter Storm Warning 3, NWS Duluth, MN

February 23, 20174 counties in Wisconsin

NWS Duluth, MN issued this winter storm warning at Feb 23, 2017, 2:53 PM CST for 4 counties in Wisconsin. It took effect at Feb 24, 2017, 12:00 AM CST. It was in force for 30 hr. 17 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Feb 23, 2017, 2:53 PM CST (20:53 UTC)
In effect from: Feb 24, 2017, 12:00 AM CST
Expired: Feb 25, 2017, 6:00 AM CST
In force: 30 hr
Issued by: NWS Duluth, MN

Counties Ashland County, WI, Iron County, WI, Price County, WI, Sawyer County, WI

The radar

The Duluth radar (KDLH), 147 km from the middle of the area, began a volume at 20:58 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.

What was reported inside it

Time	Report	Where	Remark
Feb 24, 7:18 AM CST	SNOW 2	5 Se Phillips, WI	GUSTY WINDS AS WELL.
Feb 24, 12:20 PM CST	SNOW 3	5 Se Phillips, WI	.
Feb 24, 12:55 PM CST	SNOW 1.5	2 Sse Winter, WI	LOTS OF BLOWING SNOW.
Feb 24, 4:00 PM CST	SNOW 2.2	4 Sw Northwoods Beach, WI	CO-OP OBSERVER STATION 7 W COUDERAY /COUW3/.
Feb 24, 4:15 PM CST	SNOW 4	Glidden, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 4:30 PM CST	SNOW 3.6	Gile, WI	STILL SNOWING AT THE TIME OF THE REPORT MODERATE TO HEAVILY AT TIMES.
Feb 24, 4:45 PM CST	SNOW 5.5	3 N Morse, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 5:15 PM CST	SNOW 1.5	2 Sse Winter, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 5:15 PM CST	SNOW 2	2 Sse Winter, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 5:15 PM CST	SNOW 4.5	1 Nw Mellen, WI	SNOWING HEAVILY AT THE TIME OF THE REPORT.
Feb 24, 6:00 PM CST	SNOW 4.6	Upson, WI	CO-OP OBSERVER STATION UPSON /UPSW3/.
Feb 24, 6:30 PM CST	SNOW 4	1 N Kennan, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 6:30 PM CST	HEAVY SNOW 7.2	3 N Morse, WI	STILL SNOWING AT THE TIME OF THE REPORT.
Feb 24, 7:00 PM CST	SNOW 4	3 Sw Phillips, WI	STILL SNOWING AT THE TIME OF THE REPORT. .
Feb 24, 7:30 PM CST	SNOW 3.5	1 E Radisson, WI	STILL LIGHTLY SNOWING AT THE TIME OF THE REPORT. .
Feb 24, 7:30 PM CST	SNOW 5.6	Gile, WI	STILL SNOWING MODERATELY TO HEAVILY AT THE TIME OF THE REPORT. OVER THE PAST 3 HOURS AN ADDITIONAL 2.0 INCHES OF SNOW ACCUMULATED.
Feb 24, 10:45 PM CST	HEAVY SNOW 8	Gile, WI	STORM TOTAL SNOW ACCUMULATION. SINCE 730 PM AN ADDITIONAL 2.4 INCHES OF SNOW ACCUMULATED. STILL SNOWING AT THE TIME OF THE REPORT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.9 hours before the alert went out and 267 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: 754 m above ground
0-6 km bulk shear: 97 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 197 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 winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Duluth, MN wrote its last area forecast discussion before this winter storm warning went out at Feb 23, 11:48 AM CST, 3 hours 5 minutes earlier.

Area forecast discussion, Feb 23, 11:48 AM CST, 3 hours 5 minutes before

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Hazardous weather outlook, Feb 23, 4:19 AM CST, 10 hours 34 minutes before

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In the hours before

Local storm report, Feb 23, 9:00 AM CST, 5 hours 53 minutes before

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Local storm report, Feb 23, 9:01 AM CST, 5 hours 52 minutes before

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Local storm report, Feb 23, 9:02 AM CST, 5 hours 51 minutes before

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Local storm report, Feb 23, 9:03 AM CST, 5 hours 50 minutes before

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Local storm report, Feb 23, 9:04 AM CST, 5 hours 49 minutes before

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Local storm report, Feb 23, 9:05 AM CST, 5 hours 48 minutes before

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The office that day

Everything else NWS Duluth, MN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Feb 22, 8:14 PM CST	Special Weather Statement	DLH	Sawyer	16 min
Feb 23, 2:53 PM CST	Winter Weather Advisory	DLH	Ashland, Bayfield, Price, Sawyer, Washburn	39 hr

Nearby

Winter Storm Warnings in Wisconsin, 2017 Every winter storm warning in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.