Alert archive / Wisconsin / Special Weather Statements in 2016

Special Weather Statement, NWS La Crosse, WI

July 21, 2016Clark County, Wisconsin

NWS La Crosse, WI issued this special weather statement at Jul 21, 2016, 1:34 PM CDT for Clark County, Wisconsin. It was in force for 26 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: Jul 21, 2016, 1:34 PM CDT (18:34 UTC)
Expired: Jul 21, 2016, 2:00 PM CDT
In force: 26 min
Issued by: NWS La Crosse, WI

County Clark County, WI

The radar

The La Crosse radar (KARX), 126 km from the middle of the area, began a volume at 18:34 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, 6.6 hours before the alert went out and 199 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: 1904 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 686 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 152 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 La Crosse, WI wrote its last area forecast discussion before this special weather statement went out at Jul 21, 12:28 PM CDT, 1 hour 6 minutes earlier.

Area forecast discussion, Jul 21, 12:28 PM CDT, 1 hour 6 minutes before

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</head>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Jul 21, 12:04 PM CDT, 1 hour 30 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LA CROSSE WI
1204 PM CDT THU JUL 21 2016

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ032-033-041-
053>055-061-221100-
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-WABASHA-DODGE-OLMSTED-WINONA-MOWER-FILLMORE-HOUSTON-
BUFFALO-TREMPEALEAU-LA CROSSE-VERNON-CRAWFORD-RICHLAND-GRANT-
1204 PM CDT THU JUL 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF NORTHEAST IOWA...
SOUTHEAST MINNESOTA...AND WESTERN INTO SOUTHWEST WISCONSIN

.DAY ONE...THIS AFTERNOON AND TONIGHT

HEAT INDEX VALUES BETWEEN 100 AND 110 ARE EXPECTED THIS
AFTERNOON...AND WILL REMAIN ABOVE 80 TONIGHT. AN EXCESSIVE HEAT
WARNING IS IN EFFECT.

THERE IS A SLIGHT CHANCE FOR THUNDERSTORMS LATE THIS AFTERNOON
INTO THE EVENING. LIGHTNING AND LOCALLY HEAVY RAIN WOULD BE THE
MAIN THREATS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THERE IS A SMALL CHANCE FOR THUNDERSTORMS FRIDAY. SEVERE WEATHER
IS NOT ANTICIPATED. A BETTER CHANCE FOR STORMS IS EXPECTED LATE
SATURDAY AND SATURDAY NIGHT. IN ADDITION TO LOCALLY HEAVY
RAINFALL...SOME OF THOSE STORMS COULD PRODUCE HAIL AND GUSTY
WINDS.

THERE MAY ALSO BE SOME THUNDERSTORMS FROM LATE TUESDAY INTO
WEDNESDAY...BUT THAT IS TOO FAR OFF AT THIS TIME TO DETERMINE ANY
SEVERE WEATHER RISK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH FRIDAY.

.EMERGENCY MANAGEMENT COORDINATION...

NO WEBINAR IS SCHEDULED. INFORMATION ABOUT COOLING CENTER USE
WOULD BE APPRECIATED.

WIZ017-029-034-042>044-221100-
TAYLOR-CLARK-JACKSON-MONROE-JUNEAU-ADAMS-
1204 PM CDT THU JUL 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PARTS OF CENTRAL AND NORTH
CENTRAL WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

HEAT INDEX VALUES BETWEEN 90 AND 100 ARE EXPECTED THIS AFTERNOON.
A HEAT ADVISORY IS IN EFFECT.

THERE IS ALSO A SLIGHT CHANCE FOR THUNDERSTORMS LATE THIS
AFTERNOON INTO THE EVENING. LIGHTNING AND LOCALLY HEAVY RAIN WOULD
BE THE MAIN THREATS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER CHANCE FOR THUNDERSTORMS IS EXPECTED LATE SATURDAY AND
SATURDAY NIGHT. IN ADDITION TO LOCALLY HEAVY RAINFALL...SOME OF
THOSE STORMS COULD PRODUCE HAIL AND GUSTY WINDS.

THERE MAY ALSO BE SOME THUNDERSTORMS FROM LATE TUESDAY INTO
WEDNESDAY...BUT THAT IS TOO FAR OFF AT THIS TIME TO DETERMINE ANY
SEVERE WEATHER RISK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH FRIDAY.

.EMERGENCY MANAGEMENT COORDINATION...

NO WEBINAR IS SCHEDULED. INFORMATION ABOUT COOLING CENTER USE
WOULD BE APPRECIATED.

04/SHEA

In the hours before

Special weather statement, Jul 21, 7:37 AM CDT, 5 hours 57 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
737 AM CDT THU JUL 21 2016

MNZ088-WIZ034-041>044-211315-
WINONA-JUNEAU-ADAMS-MONROE-LA CROSSE-JACKSON-
737 AM CDT THU JUL 21 2016

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN WINONA...
NORTHERN MONROE...SOUTHEASTERN JACKSON...NORTHERN LA CROSSE...
NORTHWESTERN JUNEAU AND NORTHERN ADAMS COUNTIES...

AT 736 AM CDT...RADAR INDICATED STRONG THUNDERSTORMS ACROSS PORTIONS
OF SOUTHEAST MINNESOTA AND SOUTHWEST INTO CENTRAL WISCONSIN.

MOVEMENT WAS EAST AT 50 MPH.

WINDS IN EXCESS OF 30 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
LA CROSSE...SPARTA...TOMAH...ONALASKA...HOLMEN...WEST SALEM...
BANGOR...DAKOTA...MILLSTON...BRICE PRAIRIE...FORT MC COY...
CATARACT...NEW ROME...FRENCH ISLAND...LEON...BURNS...ROCKLAND...
MELROSE...DRESBACH AND WARRENS.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 4386 9074 4389 9160 4399 9137 4399 9132
      4400 9133 4441 9032 4425 9032 4425 8960
      4422 8960
TIME...MOT...LOC 1236Z 292DEG 41KT 4428 9035 4390 9141

WETENKAMP

Local storm report, Jul 21, 7:59 AM CDT, 5 hours 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
759 AM CDT THU JUL 21 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0612 AM     TSTM WND DMG     LUBLIN                  45.08N 90.72W
07/21/2016                   TAYLOR             WI   LAW ENFORCEMENT

            LUBLIN AS A REFERENCE POINT. TAYLOR COUNTY SHERIFF
            DEPARTMENT REPORTED NUMEROUS TREES DOWN ACROSS THE
            COUNTY.

0616 AM     TSTM WND DMG     THORP                   44.96N 90.80W
07/21/2016                   CLARK              WI   LAW ENFORCEMENT

            NUMEROUS TREES DOWN

&&

AJ

Special weather statement, Jul 21, 8:23 AM CDT, 5 hours 11 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
823 AM CDT THU JUL 21 2016

WIZ042>044-211400-
JUNEAU-ADAMS-MONROE-
823 AM CDT THU JUL 21 2016

...A LINE OF STRONG THUNDERSTORMS MOVING THROUGH CENTRAL
WISCONSIN THIS MORNING....

AT 820 AM...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM NEAR
TOMAH TO NEAR WAUTOMA IN WESTERN AND CENTRAL WISCONSIN...PRODUCING
WIND GUSTS OF 30 TO 40 MPH. LOCALLY HEAVY RAIN IS ALSO EXPECTED AS
THESE STORMS MOVE SOUTHEAST THIS MORNING.

BE ALERT FOR THESE WIND GUSTS...ESPECIALLY IF YOU ARE IN A WOODED
AREA OR CAMPING.

LAT...LON 4364 9019 4371 9031 4373 9031 4373 9034
      4391 9059 4410 8960 4364 8960
TIME...MOT...LOC 1320Z 306DEG 21KT 4405 8959 4389 9043

SHEA

Local storm report, Jul 21, 8:48 AM CDT, 4 hours 46 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
848 AM CDT THU JUL 21 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0842 AM     HAIL             ADAMS                   43.95N 89.81W
07/21/2016  E0.75 INCH       ADAMS              WI   TRAINED SPOTTER

            OCCURRED AT INTERSECTION OF LINDEN STREET
            AND ANN STREET.

&&

CJA

Local storm report, Jul 21, 9:21 AM CDT, 4 hours 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
921 AM CDT THU JUL 21 2016

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0848 AM     HAIL             2 SE GRAND MARSH        43.88N 89.68W
07/21/2016  E0.50 INCH       ADAMS              WI   PUBLIC

&&

SHEA

Special weather statement, Jul 21, 1:34 PM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
134 PM CDT THU JUL 21 2016

WIZ029-211900-
CLARK-
134 PM CDT THU JUL 21 2016

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN CLARK COUNTY...

AT 133 PM CDT...A STRONG THUNDERSTORM WAS LOCATED NEAR STANLEY...OR
26 MILES EAST OF EAU CLAIRE...MOVING SOUTHEAST AT 30 MPH.

WINDS IN EXCESS OF 40 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
THORP...LOYAL...GREENWOOD...COLBY...LONGWOOD...RESEBURG...WITHEE...
UNITY...EIDSVOLD...ATWOOD...STERLING AVENUE AND STARKS ROAD...
RIPLINGER...VEEFKIND AND COUNTY K AND CAPITAL ROAD.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE
LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

LAT...LON 4490 9032 4464 9032 4486 9092 4499 9092
TIME...MOT...LOC 1833Z 296DEG 26KT 4492 9090

DAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 5:08 AM CDT	Special Weather Statement	ARX	Taylor	22 min
Jul 21, 5:31 AM CDT	Severe Thunderstorm Warning	ARX	Clark, Taylor	74 min
Jul 21, 6:37 AM CDT	Special Weather Statement	ARX	Clark, Trempealeau	23 min
Jul 21, 7:08 AM CDT	Special Weather Statement	ARX	Jackson	37 min
Jul 21, 7:37 AM CDT	Special Weather Statement	ARX	La Crosse, Monroe	38 min
Jul 21, 8:23 AM CDT	Special Weather Statement	ARX	Adams, Juneau	37 min
Jul 21, 8:51 AM CDT	Severe Thunderstorm Warning	ARX	Adams	24 min
Jul 21, 11:50 AM CDT	Heat Advisory	ARX	Adams, Clark, Jackson, Juneau, Monroe, Taylor	31 hr
Jul 21, 1:59 PM CDT	Special Weather Statement	ARX	Clark	31 min
Jul 21, 2:15 PM CDT	Special Weather Statement	ARX	Buffalo	30 min
Jul 21, 2:36 PM CDT	Special Weather Statement	ARX	Buffalo	24 min
Jul 21, 2:51 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo, Trempealeau	20 min
Jul 21, 3:08 PM CDT	Special Weather Statement	ARX	Adams, Clark, Jackson, Juneau, La Crosse, Monroe and 1 more	82 min
Jul 21, 3:38 PM CDT	Severe Thunderstorm Warning	ARX	Adams, Juneau	37 min
Jul 21, 4:14 PM CDT	Severe Thunderstorm Warning	ARX	Adams, Juneau, Monroe	46 min
Jul 21, 5:07 PM CDT	Special Weather Statement	ARX	Adams, Juneau	23 min
Jul 21, 5:41 PM CDT	Special Weather Statement	ARX	La Crosse, Monroe	34 min
Jul 21, 5:57 PM CDT	Special Weather Statement	ARX	La Crosse, Vernon	18 min
Jul 21, 6:21 PM CDT	Special Weather Statement	ARX	Vernon	24 min
Jul 21, 6:34 PM CDT	Special Weather Statement	ARX	Richland	56 min

Nearby

Special Weather Statements in Wisconsin, 2016 Every special weather statement in 2016

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.