Alert archive / Wisconsin / Flood Watches in 2013

Flood Watch 1, NWS La Crosse, WI

January 29, 2013Grant County, Wisconsin

NWS La Crosse, WI issued this flood watch at Jan 29, 2013, 1:21 PM CST for Grant County, Wisconsin. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued: Jan 29, 2013, 1:21 PM CST (19:21 UTC)
Expired: Jan 29, 2013, 6:35 PM CST
In force: 5 hr
Issued by: NWS La Crosse, WI
Flood severity: None

County Grant County, WI

The radar

The La Crosse radar (KARX), 113 km from the middle of the area, began a volume at 19:22 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.4 hours before the alert went out and 276 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: 473 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 220 m²/s²
0-3 km storm-relative helicity: 219 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 flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS La Crosse, WI wrote its last area forecast discussion before this flood watch went out at Jan 29, 11:48 AM CST, 1 hour 33 minutes earlier.

Area forecast discussion, Jan 29, 11:48 AM CST, 1 hour 33 minutes before

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Hazardous weather outlook, Jan 29, 9:24 AM CST, 3 hours 57 minutes before

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In the hours before

Local storm report, Jan 29, 7:43 AM CST, 5 hours 38 minutes before

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Local storm report, Jan 29, 8:28 AM CST, 4 hours 53 minutes before

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Local storm report, Jan 29, 8:44 AM CST, 4 hours 37 minutes before

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Special weather statement, Jan 29, 9:00 AM CST, 4 hours 21 minutes before

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Local storm report, Jan 29, 9:04 AM CST, 4 hours 17 minutes before

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The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 29, 4:38 AM CST	Winter Storm Watch	ARX	Adams, Clark, Crawford, Grant, Jackson, Juneau and 5 more	9 hr
Jan 29, 5:51 AM CST	Areal Flood Advisory	ARX	Grant	3 hr
Jan 29, 8:19 AM CST	Areal Flood Advisory	ARX	Grant	5 hr
Jan 29, 9:33 AM CST	Areal Flood Warning	ARX	Grant	9 hr
Jan 29, 1:29 PM CST	Winter Storm Warning	ARX	Adams, Crawford, Grant, Jackson, Juneau, La Crosse and 4 more	28 hr
Jan 29, 1:29 PM CST	Winter Weather Advisory	ARX	Buffalo, Clark, Jackson, La Crosse, Taylor, Trempealeau	28 hr

Nearby

Flood Watches in Wisconsin, 2013 Every flood watch in 2013

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.