Alert archive / Wisconsin / Flash Flood Warnings in 2001

Flash Flood Warning 7, NWS La Crosse, WI

June 17, 2001Buffalo County, Wisconsin

NWS La Crosse, WI issued this flash flood warning at Jun 17, 2001, 9:36 PM CDT for Buffalo County, Wisconsin. It was in force for 3 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: Jun 17, 2001, 9:36 PM CDT (02:36 UTC)
Expired: Jun 18, 2001, 12:30 AM CDT
In force: 3 hr
Issued by: NWS La Crosse, WI
Area: Whole counties

County Buffalo County, WI

The radar

The La Crosse radar (KARX), 77 km from the middle of the area, began a volume at 02:38 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 00:00Z, 2.6 hours before the alert went out and 155 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: 38 J/kg
Mixed-layer CIN: -195 J/kg
Mixed-layer LCL: 1536 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 289 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KARX 180237
FFWARX
WIC011-180530-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
936 PM CDT SUN JUN 17 2001

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BUFFALO COUNTY IN WEST CENTRAL WISCONSIN

* UNTIL 1230 AM CDT

* AT 936 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS PRODUCING VERY HEAVY RAIN ACROSS MUCH OF THE WARNED
  AREA.

* SOME LOCATIONS WHICH MAY BE AFFECTED INCLUDE...
  MONDOVI...
  MODENA...
  ALMA...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO FORGE
FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.

$$

BOYNE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 17, 8:02 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo	58 min
Jun 17, 8:37 PM CDT	Tornado Warning	ARX	Buffalo	53 min
Jun 17, 8:56 PM CDT	Severe Thunderstorm Warning	ARX	Trempealeau	49 min
Jun 17, 9:08 PM CDT	Severe Thunderstorm Warning	ARX	Jackson	67 min
Jun 17, 9:15 PM CDT	Severe Thunderstorm Warning	ARX	Adams, Juneau	60 min
Jun 17, 9:30 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo	60 min
Jun 17, 9:55 PM CDT	Severe Thunderstorm Warning	ARX	Monroe	65 min
Jun 17, 10:07 PM CDT	Severe Thunderstorm Warning	ARX	Trempealeau	53 min
Jun 17, 10:32 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse	58 min
Jun 17, 10:47 PM CDT	Severe Thunderstorm Warning	ARX	Juneau	58 min
Jun 17, 11:14 PM CDT	Severe Thunderstorm Warning	ARX	Monroe	61 min
Jun 17, 11:28 PM CDT	Severe Thunderstorm Warning	ARX	Adams	32 min
Jun 17, 11:31 PM CDT	Severe Thunderstorm Warning	ARX	Vernon	59 min
Jun 18, 1:19 AM CDT	Severe Thunderstorm Warning	ARX	Vernon	56 min
Jun 18, 1:35 AM CDT	Severe Thunderstorm Warning	ARX	Richland	55 min
Jun 18, 4:35 AM CDT	Severe Thunderstorm Warning	ARX	Grant	55 min
Jun 18, 6:03 AM CDT	Severe Thunderstorm Warning	ARX	La Crosse	57 min
Jun 18, 6:06 AM CDT	Severe Thunderstorm Warning	ARX	Trempealeau	54 min
Jun 18, 6:50 AM CDT	Severe Thunderstorm Warning	ARX	Trempealeau	20 min
Jun 18, 7:15 AM CDT	Severe Thunderstorm Warning	ARX	Clark	60 min

Nearby

Flash Flood Warnings in Wisconsin, 2001 Every flash flood warning in 2001

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.