Alert archive / Wisconsin / Special Weather Statements in 2016

Special Weather Statement, NWS Milwaukee, WI

July 29, 2016Waukesha County, Wisconsin

NWS Milwaukee, WI issued this special weather statement at Jul 29, 2016, 11:46 AM CDT for Waukesha County, Wisconsin. It was in force for 44 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 29, 2016, 11:46 AM CDT (16:46 UTC)
Expired
Jul 29, 2016, 12:30 PM CDT
In force
44 min
Issued by
NWS Milwaukee, WI

County Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 52 km from the middle of the area, began a volume at 16:49 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, 4.8 hours before the alert went out and 148 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2016-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2016-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
569 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
92 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 Milwaukee, WI wrote its last area forecast discussion before this special weather statement went out at Jul 29, 3:38 AM CDT, 8 hours 8 minutes earlier.

Area forecast discussion, Jul 29, 3:38 AM CDT, 8 hours 8 minutes before
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Hazardous weather outlook, Jul 29, 11:30 AM CDT, 16 minutes before
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In the hours before

Local storm report, Jul 29, 6:20 AM CDT, 5 hours 26 minutes before
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Local storm report, Jul 29, 6:34 AM CDT, 5 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
634 AM CDT FRI JUL 29 2016

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

0504 PM     HEAVY RAIN       3 SW SHOREWOOD HILLS    43.05N 89.49W
07/28/2016  M1.77 INCH       DANE               WI   BROADCAST MEDIA

            MEASURED AT NBC15 ON THE SOUTHWEST SIDE OF
            MADISON.

&&

SPM
Local storm report, Jul 29, 6:51 AM CDT, 4 hours 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
651 AM CDT FRI JUL 29 2016

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

0457 PM     HEAVY RAIN       4 ESE BOHNERS LAKE      42.60N 88.21W
07/28/2016  M1.54 INCH       KENOSHA            WI   TRAINED SPOTTER

            TOTAL THROUGH 457 PM IN WHEATLAND.

&&

SPM
Local storm report, Jul 29, 7:35 AM CDT, 4 hours 11 minutes before
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Local storm report, Jul 29, 8:07 AM CDT, 3 hours 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
807 AM CDT FRI JUL 29 2016

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

0700 AM     HEAVY RAIN       1 ENE LAKE GENEVA       42.59N 88.42W
07/29/2016  M1.94 INCH       WALWORTH           WI   COCORAHS

            COCORAHS STATION LAKE GENEVA /WI-WW-2/.

0600 AM     HEAVY RAIN       7 NNW ELKHORN           42.76N 88.60W
07/29/2016  M1.59 INCH       WALWORTH           WI   COCORAHS

            COCORAHS STATION 6 NW ELKHORN /WI-WW-4/.

0600 AM     HEAVY RAIN       2 SSW SHOREWOOD HILLS   43.05N 89.46W
07/29/2016  M1.58 INCH       DANE               WI   COCORAHS

            COCORAHS STATION MADISON 4.3 WSW /WI-DA-27/.

&&

NWS MILWAUKEE/SULLIVAN WI
IRIS SYSTEM
Special weather statement, Jul 29, 11:46 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1146 AM CDT FRI JUL 29 2016

WIZ059-060-065-066-291730-
MILWAUKEE-OZAUKEE-WAUKESHA-WASHINGTON-
1146 AM CDT FRI JUL 29 2016

...SHOWERS PRODUCING HEAVY RAINFALL WILL AFFECT SOUTHEASTERN
WASHINGTON... SOUTHWESTERN OZAUKEE...NORTHERN MILWAUKEE AND
NORTHEASTERN WAUKESHA COUNTIES...

AT 1142 AM CDT...A HEAVY RAIN SHOWER WAS OVER NORTHERN
MILWAUKEE...WITH ANOTHER HEAVY SHOWER NEAR SUSSEX. THESE SHOWERS ARE
MOVING NORTH AT 5 MPH. HEAVY RAINFALL IS EXPECTED WITH THESE
SHOWERS...WHICH MAY RESULT IN LOCALIZED FLOODING...ESPECIALLY ON THE
NORTH SIDE OF MILWAUKEE.

LOCATIONS IMPACTED INCLUDE...
NORTHERN MILWAUKEE...WAUWATOSA...BROOKFIELD...MENOMONEE FALLS...
MEQUON...WHITEFISH BAY...PEWAUKEE...BROWN DEER...SUSSEX...
FOX POINT...BAYSIDE...THIENSVILLE...BUTLER...RIVER HILLS...LANNON...
SHOREWOOD...UW-MILWAUKEE...HUBERTUS...HOLY HILL AND COLGATE.

TORRENTIAL RAINFALL MAY CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR
VEHICLE THROUGH FLOODED ROADWAYS.

LAT...LON 4306 8787 4310 8824 4326 8834 4324 8791
      4321 8790 4320 8790 4318 8788 4312 8790
      4310 8787
TIME...MOT...LOC 1642Z 188DEG 5KT 4315 8799

SPM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 12:01 PM CDTAreal Flood AdvisoryMKXMilwaukee3 hr
Jul 29, 3:51 PM CDTSpecial Weather StatementMKXGreen39 min

Nearby

Special Weather Statements in Wisconsin, 2016Every 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.