Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 23, NWS Green Bay, WI

May 12, 2011Outagamie County, Wisconsin

NWS Green Bay, WI issued this severe thunderstorm warning at May 12, 2011, 5:16 PM CDT for Outagamie County, Wisconsin. It was in force for 40 min. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: May 12, 2011, 5:16 PM CDT (22:16 UTC)
Expired: May 12, 2011, 5:56 PM CDT
In force: 40 min
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Outagamie County, WI

The radar

The Green Bay radar (KGRB), 36 km from the middle of the area, began a volume at 22:17 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.

What was reported inside it

Time	Report	Where	Remark
May 12, 5:21 PM CDT	TSTM WND GST 60	Greenville, WI	TREE LIMBS DOWN. 1/4 INCH HAIL.
May 12, 5:26 PM CDT	HAIL 1.75	Greenville, WI
May 12, 5:35 PM CDT	HAIL 0.25	1 W Appleton, WI
May 12, 5:39 PM CDT	HAIL 0.5	Appleton, WI
May 12, 5:40 PM CDT	HAIL 0.88	1 N Appleton, WI	IN GRAND CHUTE.
May 12, 5:42 PM CDT	HAIL 0.5	Appleton, WI	SLIGHTLY LARGER THAN 1/2 INCH HAIL AT THE INTERSECTION OF MASON AND WISCONSIN IN APPLETON.
May 12, 5:46 PM CDT	HAIL 0.5	Appleton, WI	SLIGHTLY LARGER THAN 1/2 INCH HAIL AT THE INTERSECTIONS OF MEMORIAL AND SEYMOUR AND HIGHWAYS 47 AND OO IN APPLETON.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 2 storm reports to this severe thunderstorm warning; the first came 5 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 12, 1:41 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.3 hours before the alert went out and 36 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: 122 J/kg
Mixed-layer CIN: -257 J/kg
Mixed-layer LCL: 929 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 130 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.

424 
WUUS53 KGRB 122216
SVRGRB
WIC087-122300-
/O.NEW.KGRB.SV.W.0023.110512T2216Z-110512T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
516 PM CDT THU MAY 12 2011

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN OUTAGAMIE COUNTY IN NORTHEAST WISCONSIN...

* UNTIL 600 PM CDT

* AT 513 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES
  SOUTHEAST OF NEW LONDON...OR 12 MILES NORTHWEST OF APPLETON...AND
  MOVING EAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  APPLETON...GREENVILLE...BINGHAMTON...MACKVILLE...KIMBERLY...LITTLE
  CHUTE AND FREEDOM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...LARGE HAIL...AND DEADLY
LIGHTNING. FOR YOUR PROTECTION...MOVE TO AN INTERIOR ROOM ON THE
LOWEST FLOOR OF YOUR HOME OR BUSINESS.

&&

LAT...LON 4440 8873 4450 8819 4428 8818 4424 8853
      4424 8869
TIME...MOT...LOC 2216Z 259DEG 32KT 4433 8858
WIND...HAIL 60MPH 1.00IN

$$

RDM

3 follow-up statements

065 
WWUS53 KGRB 122229
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
529 PM CDT THU MAY 12 2011

WIC087-122300-
/O.CON.KGRB.SV.W.0023.000000T0000Z-110512T2300Z/
OUTAGAMIE WI-
529 PM CDT THU MAY 12 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
OUTAGAMIE COUNTY UNTIL 600 PM CDT...

AT 526 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES NORTHWEST OF
APPLETON...MOVING EAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF SOUTHERN
OUTAGAMIE COUNTY...INCLUDING THE FOLLOWING LOCATIONS FREEDOM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4425 8857 4440 8867 4450 8819 4428 8818
      4424 8853
TIME...MOT...LOC 2229Z 259DEG 32KT 4435 8842
WIND...HAIL 60MPH 1.75IN

$$

RDM

543 
WWUS53 KGRB 122239
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
539 PM CDT THU MAY 12 2011

WIC087-122300-
/O.CON.KGRB.SV.W.0023.000000T0000Z-110512T2300Z/
OUTAGAMIE WI-
539 PM CDT THU MAY 12 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
OUTAGAMIE COUNTY UNTIL 600 PM CDT...

AT 534 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN
EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES NORTH OF
APPLETON...MOVING EAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF
SOUTHEASTERN OUTAGAMIE COUNTY...INCLUDING THE FOLLOWING LOCATIONS
KIMBERLY...FREEDOM AND LITTLE CHUTE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS EXHIBITED SOME WEAK ROTATION. TORNADOES CAN DEVELOP
QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE... SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4424 8851 4428 8852 4440 8860 4450 8819
      4428 8818
TIME...MOT...LOC 2239Z 271DEG 13KT 4434 8839
WIND...HAIL 60MPH 1.75IN

$$

RDM

090 
WWUS53 KGRB 122256
SVSGRB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
556 PM CDT THU MAY 12 2011

WIC087-122304-
/O.CAN.KGRB.SV.W.0023.000000T0000Z-110512T2300Z/
OUTAGAMIE WI-
556 PM CDT THU MAY 12 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN OUTAGAMIE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED ACROSS THE WARNED 
AREA. THERE MAY STILL BE GUSTY WINDS AND SMALL HAIL.

ADDITIONAL STORMS ARE FORMING IN CALUMET COUNTY...WHICH MAY NEED A 
WARNING IF THEY CONTINUE TO STRENGTHEN.  

LAT...LON 4424 8851 4428 8852 4440 8860 4450 8819
      4428 8818
TIME...MOT...LOC 2254Z 259DEG 32KT 4439 8811

$$

RDM

What forecasters said that day

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

NWS Green Bay, WI wrote its last area forecast discussion before this severe thunderstorm warning went out at May 12, 3:03 PM CDT, 2 hours 13 minutes earlier.

Area forecast discussion, May 12, 3:03 PM CDT, 2 hours 13 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREEN BAY WI
303 PM CDT THU MAY 12 2011

.SHORT TERM...TONIGHT AND FRIDAY.

SURFACE LOW PRESSURE OVER WISCONSIN AND A PAIR OF 500MB LOWS
MOVING THE STATE LED TO CONTINUED POPS IN THE FORECAST THROUGH AT
LEAST FRIDAY.

THUNDERSTORMS DEVELOPED ACROSS THE SOUTHERN HALF OF THE STATE AND
MOVED NORTH-NORTHEAST EARLY THIS AFTERNOON. A WARM FRONT ACROSS
THE AREA THAT WAS MOVING NORTH COMBINED WITH HIGH MUCAPE VALUES
WILL RESULT IN CONTINUED THUNDERSTORM DEVELOPMENT. THOUGH SHEAR IS
NOT IMPRESSIVE...INSTABILITY MAY BE SUFFICIENT FOR SEVERE STORM
DEVELOPMENT THE REST OF THE AFTERNOON.

.LONG TERM...FRIDAY NIGHT THROUGH NEXT THURSDAY

A PAIR OF UPPER LOWS DUMB BELLING AROUND EACH OTHER BEFORE
CONSOLIDATING INTO ONE CENTER ARE THE MAIN WEATHER FEATURES
THROUGH MONDAY. THE PROXIMITY OF THE UPPER SYSTEMS WILL KEEP
SHOWERS IN THE FORECAST THROUGH SATURDAY NIGHT OR EARLY SUNDAY. THE
CLOUDS...NORTHEAST WINDS FROM THE COLD BAY AND LAKE AND SHOWERS
SHOULD MAKE FOR A CHILLY DAY SATURDAY WITH HIGHS IN THE 40S TO LOW
50S. THE SHOWERS SHOULD DIMINISH SATURDAY NIGHT OR SUNDAY MORNING.

THEN THE GFS AND GEM BRING A LARGE UPPER RIDGE INTO THE NORTHERN
GREAT LAKES SUNDAY WHICH WILL BRING DRY AND COOL WEATHER FOR
MONDAY THROUGH AT LEAST THURSDAY. THE ECMWF ALSO BRINGS IN UPPER
RIDGING EARLY IN THE WEEK BUT IS AT ODDS WITH THE OTHER MODELS IN
ROTATING A PIECE OF ENERGY AROUND THE UPPER LOW OVER THE OHIO
VALLEY BACK TO THE NORTHWEST DURING THE MIDDLE OF THE WEEK WHICH
WOULD BRING THE THREAT OF SHOWERS. WILL DISCOUNT THE ECMWF FOR NOW.

THE VERY DRY AIR SHOULD MAKE FOR LARGE DIURNAL TEMPERATURE
RANGES. LOWS SHOULD DROP INTO THE 30S IN MOST OF THE AREA MONDAY
THROUGH WEDNESDAY MORNINGS WITH 20S IN THE USUAL COLD PLACES. THIS
COULD PRODUCE FROST ON ONE OR MORE OF THOSE MORNINGS.
&&

.AVIATION...EXPECT SCATTERED THUNDERSTORMS THIS AFTERNOON INTO
EARLY EVENING WITH LARGE HAIL AND STRONG GUSTY WINDS...ALONG WITH
ISOLATED MVFR CIGS AND IFR VSBYS. EXPECT IFR CIGS AND VSBYS IN
STRATUS AND FOG OVERNIGHT...THEN VSBYS IMPROVING TO VFR WITH MVFR
STRATUS DURING THE MORNING ON FRIDAY. THUNDERSTORM CHANCES WILL
CONTINUE THROUGH FRIDAY.
&&

.MARINE...MARINE DENSE FOG ADVISORY FOR THE BAY AND NEARSHORE
WATERS OF LAKE MI. HIGHER DEW POINTS OVER THE COOL WATER CAUSING
VSBYS TO DROP ALONG THE SHORE. WILL NEED TO MONITOR FOR TRENDS THE
REST OF THE AFTERNOON INTO TONIGHT.
&&

.GRB WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

MG/RDM

Hazardous weather outlook, May 12, 2:12 PM CDT, 3 hours 4 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREEN BAY WI
212 PM CDT THU MAY 12 2011

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-131915-
VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE-LINCOLN-LANGLADE-
MENOMINEE-NORTHERN OCONTO-DOOR-MARATHON-SHAWANO-WOOD-PORTAGE-
WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-CALUMET-
MANITOWOC-SOUTHERN MARINETTE-SOUTHERN OCONTO-
212 PM CDT THU MAY 12 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL AND NORTHEAST
WISCONSIN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS ARE
POSSIBLE THIS AFTERNOON AND EVENING. LOCALLY HEAVY RAINFALL MAY ALSO
ACCOMPANY ANY OF THE STORMS THIS AFTERNOON OR TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE PROBABILITY OF WIDESPREAD SEVERE WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE NEEDED THIS AFTERNOON AND EVENING.

LMZ521-522-541>543-131915-
THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN-
212 PM CDT THU MAY 12 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST LAKE
MICHIGAN AND THE WATERS OF GREEN BAY.

.DAY ONE...TONIGHT

THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND TONIGHT. SOME STORMS
COULD PRODUCE LARGE HAIL AND STRONG WIND GUSTS.

LOW VISIBILITY DUE TO FOG IS EXPECTED OVER THE LAKE AND BAY. A MARINE
DENSE FOG ADVISORY IS IN EFFECT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

SMALL CRAFT ADVISORIES ARE ANTICIPATED FOR THIS WEEKEND WITH
INCREASING NORTHEAST WIND.

In the hours before

Special weather statement, May 12, 4:37 PM CDT, 39 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
437 PM CDT THU MAY 12 2011

WIZ010-011-013-018-019-021-122300-
ONEIDA-FOREST-NORTHERN MARINETTE-LINCOLN-LANGLADE-NORTHERN OCONTO-
INCLUDING THE CITIES OF...RHINELANDER...CRANDON...TOMAHAWK...
ANTIGO
437 PM CDT THU MAY 12 2011

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO INCREASE IN AREAL
COVERAGE LATE THIS AFTERNOON ACROSS MOST OF NORTHERN WISCONSIN.
MOST OF THESE THUNDERSTORMS WILL HAVE THE CAPABILITY OF PRODUCING
PEA TO PENNY SIZE HAIL...WIND GUSTS OF 40 TO 50 MPH AND HEAVY
RAIN. A FEW OF THESE STORMS MAY BECOME STRONG ENOUGH TO PRODUCE
ONE INCH HAIL. THE MOVEMENT OF THE PRECIPITATION IS TO THE
NORTHEAST AT 20 MPH.

ANYONE WITH OUTDOOR ACTIVITIES LATE THIS AFTERNOON OR EARLY
EVENING SHOULD CLOSELY MONITOR THE WEATHER AND BE PREPARED TO SEEK
SHELTER SHOULD THUNDERSTORMS ARRIVE.

WIZ020-030-031-035>037-045-122300-
MENOMINEE-MARATHON-SHAWANO-WOOD-PORTAGE-WAUPACA-WAUSHARA-
INCLUDING THE CITIES OF...KESHENA...WAUSAU...WISCONSIN RAPIDS...
STEVENS POINT...WAUTOMA
437 PM CDT THU MAY 12 2011

CLUSTERS OF SHOWERS AND THUNDERSTORMS WILL CONTINUE TO AFFECT
CENTRAL WISCONSIN LATE THIS AFTERNOON. MOST OF THESE THUNDERSTORMS
WILL HAVE THE CAPABILITY OF PRODUCING PEA TO PENNY SIZE
HAIL...WIND GUSTS OF 40 TO 50 MPH AND HEAVY RAIN. A FEW OF THESE
STORMS MAY BECOME STRONG ENOUGH TO PRODUCE ONE INCH HAIL. THE
MOVEMENT OF THE PRECIPITATION IS TO THE NORTHEAST AT 20 MPH.

ANYONE WITH OUTDOOR ACTIVITIES LATE THIS AFTERNOON OR EARLY
EVENING SHOULD CLOSELY MONITOR THE WEATHER AND BE PREPARED TO SEEK
SHELTER SHOULD THUNDERSTORMS ARRIVE.

WIZ038-039-048-049-073-074-122300-
OUTAGAMIE-BROWN-WINNEBAGO-CALUMET-SOUTHERN MARINETTE-
SOUTHERN OCONTO-
INCLUDING THE CITIES OF...APPLETON...GREEN BAY...OSHKOSH...
CHILTON...CRIVITZ
437 PM CDT THU MAY 12 2011

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE INTO EAST CENTRAL
WISCONSIN BETWEEN 445 AND 600 PM. MOST OF THESE THUNDERSTORMS WILL
HAVE THE CAPABILITY OF PRODUCING PEA TO PENNY SIZE HAIL...WIND
GUSTS GREATER THAN 40 MPH AND HEAVY RAIN. A FEW OF THESE STORMS
MAY BECOME STRONG ENOUGH TO PRODUCE ONE INCH HAIL. THE MOVEMENT OF
THE PRECIPITATION WAS TO THE EAST AT 20 MPH.

ANYONE WITH OUTDOOR ACTIVITIES LATE THIS AFTERNOON OR EARLY
EVENING SHOULD CLOSELY MONITOR THE WEATHER AND BE PREPARED TO SEEK
SHELTER SHOULD THUNDERSTORMS ARRIVE.

AK

Local storm report, May 12, 4:44 PM CDT, 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
444 PM CDT THU MAY 12 2011

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

0441 PM     HAIL             EVERGREEN               44.84N 89.64W
05/12/2011  M0.25 INCH       MARATHON           WI   TRAINED SPOTTER

&&

Local storm report, May 12, 4:49 PM CDT, 27 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
449 PM CDT THU MAY 12 2011

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

0439 PM     HAIL             5 NE WESTON             44.95N 89.50W
05/12/2011  E0.50 INCH       MARATHON           WI   PUBLIC

            SLIGHTLY LARGER THAN 1/2 INCH HAIL.

&&

Local storm report, May 12, 4:59 PM CDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
459 PM CDT THU MAY 12 2011

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

0459 PM     HAIL             ROTHSCHILD              44.88N 89.61W
05/12/2011  E1.00 INCH       MARATHON           WI   TRAINED SPOTTER

            PENNY TO QUARTER SIZE HAIL.

&&

Local storm report, May 12, 5:03 PM CDT, 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
503 PM CDT THU MAY 12 2011

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

0500 PM     HAIL             SCHOFIELD               44.90N 89.59W
05/12/2011  M1.00 INCH       MARATHON           WI   TRAINED SPOTTER

&&

Local storm report, May 12, 5:11 PM CDT, 5 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREEN BAY WI
511 PM CDT THU MAY 12 2011

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

0507 PM     HAIL             ROTHSCHILD              44.88N 89.61W
05/12/2011  M1.00 INCH       MARATHON           WI   AMATEUR RADIO

&&

The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 3:48 AM CDT	Marine Dense Fog Advisory	GRB		27 hr
May 12, 3:32 PM CDT	Severe Thunderstorm Warning	GRB	Portage, Waupaca	43 min
May 12, 4:13 PM CDT	Severe Thunderstorm Warning	GRB	Outagamie, Shawano, Waupaca	62 min
May 12, 4:55 PM CDT	Severe Thunderstorm Warning	GRB	Marathon	50 min
May 12, 5:15 PM CDT	Severe Thunderstorm Warning	GRB	Langlade, Lincoln	45 min
May 12, 5:49 PM CDT	Areal Flood Advisory	GRB	Marathon	3 hr
May 12, 6:11 PM CDT	Severe Thunderstorm Warning	GRB	Forest, Marinette	49 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2011 Every severe thunderstorm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.