Alert archive / Wisconsin / Special Weather Statements in 2018

Special Weather Statement, NWS Twin Cities, MN

May 25, 2018Eau Claire County, Wisconsin

NWS Twin Cities, MN issued this special weather statement at May 25, 2018, 7:55 AM CDT for Eau Claire County, Wisconsin. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 25, 2018, 7:55 AM CDT (12:55 UTC)
Expired: May 25, 2018, 8:45 AM CDT
In force: 50 min
Issued by: NWS Twin Cities, MN

County Eau Claire County, WI

The radar

The La Crosse radar (KARX), 96 km from the middle of the area, began a volume at 12:57 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

Minneapolis, MN (KMPX), launched 12:00Z, 0.9 hours before the alert went out and 192 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: 543 J/kg
Mixed-layer CIN: -136 J/kg
Mixed-layer LCL: 1022 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 245 m²/s²
0-3 km storm-relative helicity: 234 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Twin Cities, MN wrote its last area forecast discussion before this special weather statement went out at May 25, 6:05 AM CDT, 1 hour 50 minutes earlier.

Area forecast discussion, May 25, 6:05 AM CDT, 1 hour 50 minutes before

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Hazardous weather outlook, May 25, 4:36 AM CDT, 3 hours 19 minutes before

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In the hours before

Special weather statement, May 25, 2:06 AM CDT, 5 hours 49 minutes before

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Special weather statement, May 25, 2:13 AM CDT, 5 hours 42 minutes before

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Local storm report, May 25, 2:16 AM CDT, 5 hours 39 minutes before

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Local storm report, May 25, 4:06 AM CDT, 3 hours 49 minutes before

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Special weather statement, May 25, 7:07 AM CDT, 48 minutes before

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Special weather statement, May 25, 7:55 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:06 PM CDT	Special Weather Statement	MPX	Pope	39 min
May 24, 7:10 PM CDT	Severe Thunderstorm Warning	MPX	Anoka, Dakota, Hennepin, Ramsey, Scott	50 min
May 24, 7:27 PM CDT	Severe Thunderstorm Warning	MPX	Pope, Stevens	33 min
May 24, 7:43 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Washington	47 min
May 24, 7:48 PM CDT	Severe Thunderstorm Warning	MPX	Rice	42 min
May 24, 8:31 PM CDT	Special Weather Statement	MPX	Goodhue	29 min
May 24, 8:33 PM CDT	Severe Thunderstorm Warning	MPX	Douglas, Pope, Stearns, Todd	33 min
May 24, 9:03 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Goodhue	28 min
May 25, 1:15 AM CDT	Special Weather Statement	MPX	Sibley	30 min
May 25, 2:06 AM CDT	Special Weather Statement	MPX	Hennepin	24 min
May 25, 2:13 AM CDT	Special Weather Statement	MPX	Sibley	32 min
May 25, 7:07 AM CDT	Special Weather Statement	MPX	Goodhue	23 min
May 25, 1:53 PM CDT	Severe Thunderstorm Warning	MPX	Pope	37 min
May 25, 2:55 PM CDT	Severe Thunderstorm Warning	MPX	Freeborn	50 min
May 25, 3:12 PM CDT	Severe Thunderstorm Warning	MPX	Freeborn	48 min
May 25, 3:33 PM CDT	Special Weather Statement	MPX	Steele	42 min
May 25, 3:38 PM CDT	Special Weather Statement	MPX	Freeborn	37 min
May 25, 3:47 PM CDT	Special Weather Statement	MPX	Lac qui Parle	28 min
May 25, 4:03 PM CDT	Special Weather Statement	MPX	Freeborn	42 min
May 25, 4:09 PM CDT	Special Weather Statement	MPX	Freeborn	36 min
May 25, 4:24 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Freeborn	36 min
May 25, 4:32 PM CDT	Severe Thunderstorm Warning	MPX	Hennepin, Wright	43 min
May 25, 5:03 PM CDT	Severe Thunderstorm Warning	MPX	Washington	57 min
May 25, 5:17 PM CDT	Special Weather Statement	MPX	Ramsey, Washington	43 min
May 25, 5:35 PM CDT	Special Weather Statement	MPX	Scott	25 min
May 24, 8:23 PM CDT	Special Weather Statement	MPX	Pierce, Saint Croix	37 min
May 25, 10:00 AM CDT	Special Weather Statement	MPX	Eau Claire	60 min
May 25, 10:58 AM CDT	Special Weather Statement	MPX	Eau Claire	62 min
May 25, 3:33 PM CDT	Severe Thunderstorm Warning	MPX	Eau Claire	24 min
May 25, 3:45 PM CDT	Special Weather Statement	MPX	Polk	45 min
May 25, 4:46 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn	44 min
May 25, 4:49 PM CDT	Special Weather Statement	MPX	Chippewa	26 min
May 25, 5:04 PM CDT	Special Weather Statement	MPX	Saint Croix	26 min
May 25, 6:01 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Dunn, Polk, Saint Croix	44 min
May 25, 6:42 PM CDT	Severe Thunderstorm Warning	MPX	Barron, Chippewa, Dunn	37 min

Nearby

Special Weather Statements in Wisconsin, 2018 Every special weather statement in 2018

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.