Alert archive / Iowa / Heat Advisories in 2012

Heat Advisory 6, NWS La Crosse, WI

July 24, 20128 counties in Iowa; 8 counties in Wisconsin; Fillmore County, Houston County, Winona County, Minnesota

NWS La Crosse, WI issued this heat advisory at Jul 24, 2012, 11:37 AM CDT for 8 counties in Iowa; 8 counties in Wisconsin; Fillmore County, Houston County, Winona County, Minnesota. It took effect at Jul 25, 2012, 12:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jul 24, 2012, 11:37 AM CDT (16:37 UTC)
In effect from
Jul 25, 2012, 12:00 PM CDT
Expired
Jul 25, 2012, 9:00 PM CDT
In force
9 hr
Issued by
NWS La Crosse, WI

Counties Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Fillmore County, MN, Houston County, MN, Winona County, MN, Adams County, WI, Crawford County, WI, Grant County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Richland County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 46 km from the middle of the area, began a volume at 16:38 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

Davenport, (KDVN), launched 12:00Z, 4.6 hours before the alert went out and 215 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, Davenport, at 12:00Z on 2012-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2150 joules per kilogram.LCLLFCEL10008507005003002001001 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, Davenport, at 12:00Z on 2012-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.193958Sfc1 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
2150 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
1158 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.2

Open this sounding in Storm Lab

The text

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

845 
WWUS73 KARX 241637
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1137 AM CDT TUE JUL 24 2012

...DANGEROUS HEAT EXPECTED AGAIN ON WEDNESDAY...

.THE HEAT WILL RETURN AGAIN ON WEDNESDAY. HIGH TEMPERATURES ACROSS
NORTHEAST IOWA AND SOUTHWEST WISCONSIN WILL WARM INTO THE MIDDLE
AND UPPER 90S...AND WHEN COMBINED WITH THE INCREASING HUMIDITY...
THE HEAT INDEX WILL SURGE TO BETWEEN 100 AND 110. AS A RESULT OF
THESE EXPECTED CONDITIONS...A HEAT ADVISORY HAS BEEN ISSUED FOR
THESE AREAS. 


IAZ008>011-018-019-029-030-WIZ053>055-061-250045-
/O.NEW.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-
CLAYTON-VERNON-CRAWFORD-RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...VIROQUA...PRAIRIE DU CHIEN...
RICHLAND CENTER...PLATTEVILLE
1137 AM CDT TUE JUL 24 2012

...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY. 

* TEMPERATURE...AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE
  MIDDLE AND UPPER 90S. THE HIGHEST HEAT INDEX VALUES WILL RANGE
  BETWEEN 100 AND 110.

* IMPACTS...HIGH HEAT AND HUMIDITY WILL CAUSE FATIGUE AND STRESS
  ON THE BODY. PLAN FOR THE EXPECTED HEAT TOMORROW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

MW

WEATHER.GOV/LACROSSE
7 follow-up statements
376 
WWUS73 KARX 242000
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
300 PM CDT TUE JUL 24 2012

...DANGEROUS HEAT WILL RETURN ON WEDNESDAY...

.THE HEAT WILL RETURN AGAIN ON WEDNESDAY...WITH HIGH TEMPERATURES
WARMING INTO THE MIDDLE AND UPPER 90S. WHEN THIS HEAT IS COMBINED
WITH THE INCREASING HUMIDITY...THE HEAT INDEX WILL RISE TO 
DANGEROUS LEVELS...100 AND 110. AS A RESULT OF THESE EXPECTED
CONDITIONS...A HEAT ADVISORY IS IN EFFECT FOR NORTHEAST IOWA...
A PART OF SOUTHEAST MINNESOTA...AS WELL AS SOUTHWEST WISCONSIN.


MNZ088-095-096-WIZ041>044-250400-
/O.EXA.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-ADAMS-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON
300 PM CDT TUE JUL 24 2012

...HEAT ADVISORY IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A HEAT
ADVISORY...WHICH IS IN EFFECT FROM NOON TO 7 PM CDT WEDNESDAY. 

* TEMPERATURE...AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE
  MIDDLE AND UPPER 90S. THE HIGHEST HEAT INDEX VALUES WILL RANGE
  BETWEEN 100 AND 105.

* IMPACTS...HIGH HEAT AND HUMIDITY WILL CAUSE FATIGUE AND STRESS 
  ON THE BODY. PLAN FOR THE EXPECTED HEAT TOMORROW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

IAZ010-011-018-019-029-030-WIZ054-055-061-250400-
/O.EXT.KARX.HT.Y.0006.120725T1700Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
300 PM CDT TUE JUL 24 2012

...HEAT ADVISORY NOW IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY...

* TEMPERATURE...AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE
  MIDDLE AND UPPER 90S. THE HIGHEST HEAT INDEX VALUES WILL RANGE
  BETWEEN 100 AND 110. DANGEROUS HEAT WILL PERSIST INTO THE EARLY
  EVENING HOURS...SO THE ADVISORY WAS EXTENDED THROUGH 9 PM. 

* IMPACTS...HIGH HEAT AND HUMIDITY WILL CAUSE FATIGUE AND STRESS 
  ON THE BODY. PLAN FOR THE EXPECTED HEAT TOMORROW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

IAZ008-009-WIZ053-250400-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
MITCHELL-HOWARD-VERNON-
INCLUDING THE CITY OF...VIROQUA
300 PM CDT TUE JUL 24 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 7 PM CDT
WEDNESDAY...

* TEMPERATURE...AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE 
  MIDDLE AND UPPER 90S. THE HIGHEST HEAT INDEX VALUES WILL RANGE 
  BETWEEN 100 AND 110. 

* IMPACTS...HIGH HEAT AND HUMIDITY WILL CAUSE FATIGUE AND STRESS 
  ON THE BODY. PLAN FOR THE EXPECTED HEAT TOMORROW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

MW

WEATHER.GOV/LACROSSE
926 
WWUS73 KARX 250214
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
914 PM CDT TUE JUL 24 2012

...HIGH HEAT AND HUMIDITY WEDNESDAY...

.PLAN ON VERY HOT AND MUGGY CONDITIONS WEDNESDAY WITH TEMPERATURES
SOARING INTO THE 95 TO 105 DEGREE RANGE BY AFTERNOON. THESE
TEMPERATURES COMBINED WITH HIGH HUMIDITY LEVELS WILL PRODUCE HEAT INDICES
IN THE 100 TO 110 RANGE. A COLD FRONT WILL MOVE THROUGH THE AREA
WEDNESDAY EVENING...BRINGING SOME RELIEF TO THE AREA.

IAZ010-011-018-019-029-030-WIZ054-055-061-251015-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
914 PM CDT TUE JUL 24 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 9 PM CDT
WEDNESDAY...

*  WEDNESDAY AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE 95 TO
   105 DEGREE RANGE...WITH THE HIGHEST HEAT INDEX VALUES RANGING
   BETWEEN 100 AND 110 DEGREES. SOME RELIEF WILL BE PROVIDED
   WEDNESDAY EVENING AS A COLD FRONT MOVES THROUGH.

* THIS HEAT MAY CAUSE SERIOUS FATIGUE AND STRESS ON THE BODY. THIS
  IS ESPECIALLY TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

IAZ008-009-MNZ088-095-096-WIZ041>044-053-251015-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
MITCHELL-HOWARD-WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON...VIROQUA
914 PM CDT TUE JUL 24 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TO 7 PM CDT
WEDNESDAY...

* WEDNESDAY AFTERNOON HIGH TEMPERATURES WILL WARM INTO THE MIDDLE
  90S...WITH THE HIGHEST HEAT INDEX VALUES RANGING BETWEEN 100 AND
  105 DEGREES. SOME RELIEF WILL BE PROVIDED WEDNESDAY EVENING AS A
  COLD FRONT MOVES THROUGH.

* THIS HEAT MAY CAUSE SERIOUS FATIGUE AND STRESS ON THE BODY. THIS
  IS ESPECIALLY TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

DAS

WEATHER.GOV/LACROSSE
214 
WWUS73 KARX 250814
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
314 AM CDT WED JUL 25 2012

...THE HEAT RETURNS FOR TODAY...

.AFTERNOON HEAT INDICES WILL CLIMB INTO THE 100 TO 110 RANGE TODAY
AS HOT AIR SPREADS IN BEHIND A WARM FRONT. ACTUAL AIR TEMPERATURES
SHOULD MAX OUT BETWEEN 95 AND 103. RELIEF FROM THE HEAT WILL COME
THIS EVENING AS A COLD FRONT SWEEPS ACROSS THE REGION WITH COOLER
AIR AND SOME SHOWERS AND THUNDERSTORMS.

IAZ010-011-018-019-029-030-WIZ054-055-061-251615-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
314 AM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM CDT
THIS EVENING...

* HEAT INDICES OF 100 TO 110 WILL OCCUR THIS AFTERNOON INTO THE
  EVENING AS TEMPERATURES TOP OUT AROUND 100 DEGREES. RELIEF FROM
  THE HEAT WILL OCCUR TONIGHT AS A COLD FRONT MOVES ACROSS THE
  AREA.

* THIS HEAT MAY CAUSE SERIOUS FATIGUE AND STRESS ON THE BODY. 
  THIS IS ESPECIALLY TRUE FOR THOSE WITH EXISTING HEALTH 
  PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

IAZ008-009-MNZ088-095-096-WIZ041>044-053-251615-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
MITCHELL-HOWARD-WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON...VIROQUA
314 AM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING...

* HEAT INDICES OF 100 TO 105 WILL OCCUR THIS AFTERNOON INTO THE
  EVENING AS TEMPERATURES TOP OUT IN THE MIDDLE TO UPPER 90S.
  RELIEF FROM THE HEAT WILL OCCUR TONIGHT AS A COLD FRONT MOVES
  ACROSS THE AREA.

* THIS HEAT MAY CAUSE SERIOUS FATIGUE AND STRESS ON THE BODY. 
  THIS IS ESPECIALLY TRUE FOR THOSE WITH EXISTING HEALTH 
  PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

04

WEATHER.GOV/LACROSSE
715 
WWUS73 KARX 251424
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
924 AM CDT WED JUL 25 2012

...HOT TODAY...

.PLAN ON AFTERNOON HEAT INDICES TO CLIMB INTO THE 100 TO 110
RANGE THIS AFTERNOON AS A HOT AND MUGGY AIR MASS CONTINUES TO 
SPREAD INTO THE AREA. LOOK FOR RELIEF FROM THE HEAT THIS EVENING
AS A COLD FRONT SWEEPS ACROSS THE REGION ACCOMPANIED BY SCATTERED
SHOWERS AND THUNDERSTORMS.

IAZ010-011-018-019-029-030-WIZ054-055-061-252230-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
924 AM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* TEMPERATURES WILL SOAR TO AROUND 100 DEGREES THIS AFTERNOON.
  THESE TEMPERATURES COMBINED WITH A HUMID AIRMASS WILL PRODUCE
  HEAT INDICES OF 100 TO 110 DEGREES. RELIEF FROM THE HEAT IS
  EXPECTED THIS EVENING AS A COLD FRONT MOVES ACROSS THE AREA.

* HEAT AT THIS LEVEL CAN CAUSE SERIOUS FATIGUE AND STRESS ON THE
  BODY IF PROPER PRECAUTIONS ARE NOT TAKEN. THIS IS ESPECIALLY
  TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

IAZ008-009-MNZ088-095-096-WIZ041>044-053-252230-
/O.CON.KARX.HT.Y.0006.120725T1700Z-120726T0000Z/
MITCHELL-HOWARD-WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON...VIROQUA
924 AM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* TEMPERATURES WILL CLIMB INTO THE MIDDLE AND UPPER 90S DEGREES
  THIS AFTERNOON. THESE TEMPERATURES COMBINED WITH A HUMID AIRMASS
  WILL PRODUCE HEAT INDICES OF 100 TO 105 DEGREES. RELIEF FROM THE
  HEAT IS EXPECTED THIS EVENING AS A COLD FRONT MOVES ACROSS THE
  AREA.

* HEAT AT THIS LEVEL CAN CAUSE SERIOUS FATIGUE AND STRESS ON THE
  BODY IF PROPER PRECAUTIONS ARE NOT TAKEN. THIS IS ESPECIALLY
  TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE...RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHT WEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE AND DRINK PLENTY OF WATER.

&&

$$

DAS

WEATHER.GOV/LACROSSE
946 
WWUS73 KARX 252005
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
305 PM CDT WED JUL 25 2012

...A FEW MORE HOURS OF EXTREME HEAT...

.AS OF MID AFTERNOON HEAT INDEX READINGS WERE IN THE 100 TO 110
RANGE IN THE MISSISSIPPI RIVER VALLEY AND OVER PARTS OF NORTHEAST
IOWA AND SOUTHWEST WISCONSIN. THESE CONDITIONS WILL LAST SEVERAL
MORE HOURS ALONG WITH A BREEZY SOUTHWEST WIND.

PLEASE LIMIT OUTDOOR ACTIVITY THROUGH THIS EVENING. TAKE BREAKS
FROM THE HEAT...DRINK PLENTY OF WATER AND CHECK ON THOSE THAT LIVE
ALONE OR HAVE NO AIR CONDITIONING.

IAZ010-011-018-019-029-030-WIZ054-055-061-260200-
/O.CON.KARX.HT.Y.0006.000000T0000Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
305 PM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* TEMPERATURES THIS AFTERNOON WILL TOP OFF IN THE 100 TO 105 RANGE
  WHILE HEAT INDEX READINGS REACH 105 TO 110 BRIEFLY. 

* HEAT AT THIS LEVEL CAN CAUSE SERIOUS FATIGUE AND STRESS ON THE 
  BODY IF PROPER PRECAUTIONS ARE NOT TAKEN. THIS IS ESPECIALLY 
  TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LIMIT OUTDOOR TIME THROUGH THIS EVENING. RESCHEDULE STRENUOUS
ACTIVITIES AND DRINK PLENTY OF WATER.

&&

$$

IAZ008-009-MNZ088-095-096-WIZ041>044-053-260000-
/O.CON.KARX.HT.Y.0006.000000T0000Z-120726T0000Z/
MITCHELL-HOWARD-WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON...VIROQUA
305 PM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* TEMPERATURES WILL BE IN THE MID 90S TO NEAR 100 DEGREES...WHILE
  HEAT INDEX VALUES HIT 105.

* HEAT AT THIS LEVEL CAN CAUSE SERIOUS FATIGUE AND STRESS ON THE 
  BODY IF PROPER PRECAUTIONS ARE NOT TAKEN. THIS IS ESPECIALLY 
  TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LIMIT TIME OUTSIDE TONIGHT...ESPECIALLY STRENUOUS ACTIVITIES.
DRINK PLENTY OF WATER.

&&

$$

WEATHER.GOV/LACROSSE

SHEA
946 
WWUS73 KARX 260013
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
713 PM CDT WED JUL 25 2012

...EXTREME HEAT THROUGH MID-EVENING...

.AS OF THIS EVENING...HEAT INDEX VALUES WERE STILL IN THE 100 TO
105 DEGREE RANGE. THESE CONDITIONS WILL LAST SEVERAL MORE HOURS.
SOME IMPROVEMENT WILL OCCUR WITH A COLD FRONT MOVING THROUGH...AND
SUNSET...LATER THIS EVENING. STORMS ARE POSSIBLE LATER THIS
EVENING.

IAZ008-009-MNZ088-095-096-WIZ041>044-053-260115-
/O.EXP.KARX.HT.Y.0006.000000T0000Z-120726T0000Z/
MITCHELL-HOWARD-WINONA-FILLMORE-HOUSTON-LA CROSSE-MONROE-JUNEAU-
ADAMS-VERNON-
INCLUDING THE CITIES OF...WINONA...LA CROSSE...SPARTA...TOMAH...
MAUSTON...VIROQUA
713 PM CDT WED JUL 25 2012

...HEAT ADVISORY HAS EXPIRED...

HEAT INDEX VALUES ARE EXPECTED TO FALL THROUGH THE EVENING...OUT
OF THE OPPRESSIVE RANGE.

$$

IAZ010-011-018-019-029-030-WIZ054-055-061-260200-
/O.CON.KARX.HT.Y.0006.000000T0000Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
713 PM CDT WED JUL 25 2012

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...

* TEMPERATURES WILL REMAIN IN THE 95 TO 99 DEGREE RANGE THROUGH
  MID-EVENING WITH SOME MUGGY HUMIDITY. THIS WILL KEEP HEAT INDEX
  VALUES OPPRESSIVE...IN THE 100 TO 105 RANGE THROUGH MID-EVENING.

* HEAT AT THIS LEVEL CAN CAUSE SERIOUS FATIGUE AND STRESS ON THE 
  BODY IF PROPER PRECAUTIONS ARE NOT TAKEN. THIS IS ESPECIALLY 
  TRUE FOR THOSE WITH EXISTING HEALTH PROBLEMS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

CHECK ON THE ELDERLY OR ANYONE LIVING ALONE TO ENSURE THEIR AIR
CONDITIONING OR FANS ARE WORKING AND THAT ALL IS WELL WITH THEM. 

DO NOT LEAVE KIDS OR PETS IN THE CAR FOR ANY AMOUNT OF TIME...HEAT
IN A CAR CAN KILL. 

&&

$$

BAUMGARDT

WEATHER.GOV/LACROSSE
512 
WWUS73 KARX 260205
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
905 PM CDT WED JUL 25 2012

...HEAT INDEX READINGS FALLING...

.A COLD FRONT MOVING THROUGH NORTHEAST IOWA AND SOUTHWEST WISCONSIN...AND
SUNSET...HAVE BROUGHT HEAT INDEX READINGS DOWN INTO THE LOWER 90S.
THESE WILL CONTINUE TO FALL OVERNIGHT...THEREFORE THE ADVISORY HAS
BEEN ALLOWED TO EXPIRE.

IAZ010-011-018-019-029-030-WIZ054-055-061-260315-
/O.EXP.KARX.HT.Y.0006.000000T0000Z-120726T0200Z/
WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE-CLAYTON-CRAWFORD-
RICHLAND-GRANT-
INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY...
NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER...
PLATTEVILLE
905 PM CDT WED JUL 25 2012

...HEAT ADVISORY HAS EXPIRED...

HEAT INDEX READINGS HAVE DROPPED INTO THE LOWER 90S. THEY ARE
EXPECTED TO FALL THROUGH THE NIGHT. THEREFORE THE ADVISORY HAS
BEEN ALLOWED TO EXPIRE.

$$

BAUMGARDT

WEATHER.GOV/LACROSSE

What forecasters said that day

The local office's own words before this heat advisory 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 heat advisory went out at Jul 24, 6:22 AM CDT, 5 hours 15 minutes earlier.

Area forecast discussion, Jul 24, 6:22 AM CDT, 5 hours 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LA CROSSE WI
622 AM CDT TUE JUL 24 2012

.SHORT TERM...TODAY THROUGH THURSDAY
330 AM CDT TUE JUL 24 2012

FORECAST CONCERNS ARE ON SHOWER AND THUNDERSTORM CHANCES TODAY
THOUGH THURSDAY...WITH THE POTENTIAL FOR A ROUND OF SEVERE
THUNDERSTORMS THIS AFTERNOON WEST OF THE MISSISSIPPI RIVER...THEN
ACROSS THE ENTIRE AREA ON WEDNESDAY. ADDITIONAL CONCERNS ARE ON
HEAT INDEX VALUES WEDNESDAY AFTERNOON...WHEN INDICES COULD CLIMB
TO AROUND 105 FOR LOCATIONS ALONG AND SOUTH OF INTERSTATE 90.

LATEST RADAR IMAGERY SHOWED A BAND OF SHOWERS AND THUNDERSTORMS
EXTENDING FROM FAR NORTHEAST SOUTH DAKOTA...THROUGH CENTRAL
MINNESOTA TO ALONG THE MISSISSIPPI RIVER INTO FAR SOUTHWEST
WISCONSIN. BRIEF HEAVY DOWNPOURS AND WIND GUSTS IN THE 30 TO 40 KT
RANGE HAVE BEEN REPORTED WITH SOME OF THE STORMS.

SHOWERS AND THUNDERSTORMS WILL BE ONGOING THIS MORNING ACROSS
PORTIONS OF SOUTHEAST MINNESOTA...NORTHEAST IOWA AND SOUTHWEST AND
WEST CENTRAL WISCONSIN AS STRONG 850 MB MOISTURE TRANSPORT IS
FOCUSED ALONG AND WEST OF THE MISSISSIPPI RIVER. THE LOW LEVEL JET
WILL START TO SUBSIDE THIS MORNING WITH THE SHOWERS AND STORMS
GRADUALLY TAPERING OFF AND SHIFTING TO THE SOUTHEAST. A WARM FRONT
WILL BE POSITIONED FROM SOUTHWEST MINNESOTA INTO NORTHEAST IOWA..AND
NORTHERN ILLINOIS THIS AFTERNOON. THE FRONT WILL BE THE FOCUS FOR
SHOWER AND THUNDERSTORM DEVELOPMENT THIS AFTERNOON INTO TONIGHT AS
IT LIFTS NORTHEAST AS SURFACE LOW PRESSURE DEEPENS OVER SOUTHEAST
SOUTH DAKOTA. AFTERNOON MUCAPE VALUES INCREASE INTO THE 2500-3500
J/KG RANGE BY 21Z THIS AFTERNOON. 0-6 KM BULK SHEAR WILL BE AROUND
40 KTS THIS AFTERNOON LEADING TO THE POTENTIAL FOR A FEW STRONG TO
SEVERE THUNDERSTORMS. HOWEVER...THERE WILL BE A VERY STRONG CAP IN
PLACE WITH 850 MB TEMPERATURE CLIMBING TO INTO THE MID 20S LATE
THIS AFTERNOON INTO THIS EVENING. THINKING THAT CONVECTION WILL
LIKELY WAIT TO FIRE UNTIL THIS EVENING AS MOISTURE TRANSPORT AND
STRONG 850 MB WARM AIR ADVECTION RAPIDLY INCREASE...LEADING TO
WIDESPREAD ELEVATED CONVECTION. AT THIS TIME IT APPEARS THE
SHOWERS AND STORMS SHOULD FIRE ACROSS SOUTHEAST MINNESOTA INTO
SOUTHWEST WISCONSIN THIS EVENING...WITH THE HIGHEST CHANCES NORTH
OF A LINE FROM ROCHESTER MN...TO LA CROSSE TO RICHLAND CENTER. THE
NAM SUGGESTS THE BULK OF THIS ACTIVITY SHOULD FIRE ALONG AND EAST
OF THE MISSISSIPPI RIVER...SO WILL HAVE TO KEEP A CLOSE WATCH ON
THIS. PRECIPITATION CHANCES MAY NEED TO BE FOCUSED MORE ACROSS
THESE AREAS DURING THE OVERNIGHT HOURS. FORECAST SOUNDINGS SHOW
AROUND 1500 J/KG ELEVATED CAPE WHEN LIFTING FROM 800 MB. OVERALL
SHEAR LOOKS MARGINAL WITH 1-6 KM BULK SHEAR OF 30 TO 38 KTS. COULD
SEE SOME MARGINALLY SEVERE HAIL TONIGHT WITH SOME OF THE STORMS
AND POSSIBLY SOME GUSTY WINDS. THE MAIN THREAT LOOKS TO BE BRIEF
HEAVY RAIN AND FREQUENT LIGHTNING. THE HIGHEST CHANCES FOR STRONG
TO SEVERE STORMS WOULD BE MAINLY ALONG AND EAST OF THE MISSISSIPPI
WHERE SHEAR IS A LITTLE STRONGER.

THE WARM FRONT IS EXPECTED TO PUSH INTO NORTHERN WISCONSIN WEDNESDAY
MORNING AS SURFACE LOW PRESSURE MOVES INTO SOUTHWEST MINNESOTA. THIS
WILL LEAVE MUCH OF THE FORECAST AREA IN THE WARM SECTOR FROM
WEDNESDAY MORNING INTO WEDNESDAY AFTERNOON. HOT AIR WILLS SURGE
NORTH INTO THE AREA...WITH TEMPERATURES EXPECTED TO CLIMB INTO THE
MID TO UPPER 90S. A FEW LOCATIONS ACROSS NORTHEAST IOWA AND FAR
SOUTHWEST WISCONSIN COLD REACH THE 100 DEGREE MARK. THIS SURGE OF HOT
AIR WILL LEAD TO HEAT INDEX CONCERNS. THE DEWPOINTS MAY MIX OUT
DURING THE DAY BUT SHOULD AT LEAST HOLD IN THE 60S. EVEN IF THE
DEWPOINTS FALL AS FORECAST SOUNDINGS SUGGEST...WITH INVERTED V TYPE
SOUNDINGS...WILL STILL SEE THE HOT TEMPERATURES SURGE INTO THE AREA.
A HEAT ADVISORY WILL LIKELY BE NEEDED ON WEDNESDAY. A COLD FRONT IS
EXPECTED TO PUSH INTO THE ARE FROM THE NORTHWEST WEDNESDAY
AFTERNOON. HOW FAR SOUTH THIS FRONT GETS DURING THE AFTERNOON HOURS
WILL DETERMINE WHAT AREAS WILL EXPERIENCE THE HOTTEST TEMPERATURES.
CURRENT THINKING IS THAT AREAS ALONG AND SOUTH OF INTERSTATE 90 WILL
NEED A HEAT ADVISORY WEDNESDAY AFTERNOON...WHERE HEAT INDEX VALUES
ARE EXPECTED TO CLIMB INTO THE 100-105 DEGREE RANGE. WILL HAVE TO
KEEP A CLOSE WATCH ON THE WARM FRONT ON WEDNESDAY FOR THE OUTSIDE
CHANCE OF AN ISOLATED TORNADO...ESPECIALLY FOR LOCATIONS ALONG AND
NORTH OF I-94. THE SURFACE LOW IS EXPECTED TO PUSH INTO SOUTHEAST
MINNESOTA EARLY WEDNESDAY AFTERNOON. 0-1 KM SHEAR INCREASES INTO THE
20 TO 30 KT RANGE BY 18Z ALONG AND NORTH OF I-94...WITH MLCAPE
VALUES CLIMBING TO AROUND 2500 J/KG RIGHT ALONG THE WARM FRONT. LCL
HEIGHTS REALLY CLIMB IN THE WARM SECTOR DURING THE AFTERNOON HOURS
BUT FEEL THERE IS THE POTENTIAL FOR THE WARM FRONT TO STALL A LITTLE
FURTHER SOUTH THAN MODEL GUIDANCE SUGGEST WITH AN MCS ROLLING ACROSS
FAR NORTHERN WISCONSIN POTENTIALLY PUSHING AN OUT FLOW BOUNDARY
SOUTHWARD STALLING THE FRONT. ANOTHER FACTOR LEANING AGAINST STORMS
DEVELOPING NEAR THE WARM FRONT IS A STRONG CAP IN PLACE...WITH
SURFACE BASED CIN OF NEARLY NEGATIVE 300 J/KG.  THE COLD FRONT WILL
DRIFT SOUTHEAST ACROSS THE FORECAST AREA THROUGH THE AFTERNOON WITH
SHOWERS AND THUNDERSTORMS DEVELOPING ALONG THE FRONT. THE STRONGEST
SHEAR TO SUPPORT ORGANIZED CONVECTION WILL BE LOCATED RIGHT ALONG
AND BEHIND THE FRONT. THE INVERTED V TYPE SOUNDINGS IN THE WARM
SECTOR LEAD TO DAMAGING WIND CONCERNS WITH ANY THUNDERSTORMS THAT
MAY DEVELOP ALONG THE FRONT. GIVEN THE STRONG INSTABILITY THAT
DEVELOPS WEDNESDAY AFTERNOON...MUCAPE AROUND 3000 J/KG CANNOT RULE
OUT SOME LARGE HAIL WITH THE STORMS WEDNESDAY AFTERNOON.

THE COLD FRONT IS EXPECTED TO MOVE INTO SOUTHERN IOWA AND CENTRAL
IOWA LATE WEDNESDAY NIGHT WITH SHOWER AND THUNDERSTORM CHANCES
SHIFTING SOUTH OF THE FORECAST AREA LATE. A POTENT UPPER LEVEL
TROUGH WILL DIVE INTO NORTHERN MINNESOTA EARLY THURSDAY MORNING AND
IS EXPECTED TO PROGRESS SOUTHEAST INTO NORTHWEST BY EARLY THURSDAY
AFTERNOON. THE TROUGH WILL MOVE INTO THE FORECAST AREA LATE THURSDAY
AFTERNOON INTO EARLY THURSDAY EVENING BRINGING A CHANCE OF SHOWERS
AND THUNDERSTORMS TO THE AREA. FORECAST SOUNDINGS SHOW SURFACE BASED
CAPE INCREASING TO AROUND 1500 J/KG AHEAD OF THIS WAVE. 0-6 KM BULK
SHEAR IS EXPECTED TO BE AROUND 40 KTS...SO THINKING THERE COULD BE
ORGANIZED CONVECTION DURING THE AFTERNOON HOURS. THE STRONGEST
FORCING ALOFT PASSES OVER NORTHERN AND NORTH CENTRAL WISCONSIN SO
HIGHEST THUNDERSTORM CHANCES WILL BE ACROSS THESE AREAS. WILL HAVE
TO KEEP A CLOSE EYE ON THE NEXT FEW MODEL RUNS WITH THE POTENTIAL
FOR A FEW SEVERE STORMS THURSDAY AFTERNOON. HIGHS ON THURSDAY WILL
BE MORE SEASONABLE WITH TEMPERATURES RANGING FROM THE LOWER 80S
ACROSS NORTHERN WISCONSIN TO THE UPPER 80S OVER NORTHEAST IOWA.

.LONG TERM...FRIDAY THROUGH MONDAY
330 AM CDT TUE JUL 24 2012

24.00 FORECAST MODELS ARE IN AGREEMENT FRIDAY THROUGH SATURDAY
INDICATING SURFACE NORTHWEST FLOW ALOFT AND SURFACE HIGH PRESSURE IN
PLACE ACROSS THE UPPER MISSISSIPPI RIVER VALLEY. PLAN ON VERY
COMFORTABLE TEMPERATURES ON FRIDAY WITH HIGHS RANGING FROM THE MID 70S
ACROSS NORTHERN WISCONSIN TO AROUND 80 OVER NORTHEAST IOWA. ANOTHER
PLEASANT DAY IS ANTICIPATED ACROSS THE REGION ON SATURDAY WITH
MOSTLY SUNNY SKIES AND HIGHS IN THE 80S. A WEAK EMBEDDED SHORTWAVE
WILL MOVE INTO THE REGION LATE SATURDAY NIGHT INTO SUNDAY BRINGING A
CHANCE OF SHOWERS AND THUNDERSTORMS TO THE AREA. SHOWER AND
THUNDERSTORM CHANCES WILL CONTINUE THROUGH MONDAY AS WEAK UPPER LEVEL
SHORTWAVES MOVE ACROSS THE UPPER MIDWEST. TEMPERATURES LOOK TO HOVER
AROUND SEASONAL VALUES WITH HIGHS RANGING FROM THE LOWER TO UPPER
80S.

&&

.AVIATION...TODAY AND TONIGHT
622 AM CDT TUE JUL 24 2012

REGIONAL RADARS INDICATE THE BAND OF SHOWERS AND THUNDERSTORMS
EXTENDS BACK INTO CENTRAL MINNESOTA AND THEN BECOMES MORE
SCATTERED IN NATURE ACROSS WESTERN MINNESOTA INTO EASTERN SOUTH
DAKOTA. WOULD EXPECT THIS ACTIVITY TO CONTINUE PROPAGATING
SOUTHEAST THIS MORNING WITH THE BACK EDGE DIMINISHING AS THE LOW
LEVEL JET CONTINUES TO TURN AND BECOME MORE OUT OF THE SOUTHWEST
TO WEST. THE 24.08Z HRRR LOOKS TO HAVE A GOOD HANDLE ON THE
CURRENT ACTIVITY AND MAINTAINS A PRETTY SOLID BAND THROUGH ABOUT
14Z AND THEN QUICKLY DIMINISHES IT BETWEEN 14 AND 16Z. THIS MAKES
SENSE AS THE 24.06Z NAM INDICATES THE SHORT WAVE TROUGH SHOULD BE
MOVING OFF TO THE EAST ABOUT THEN. WILL CARRY CATEGORICAL SHOWERS
AT BOTH TAF SITES INTO THE MID MORNING AND THEN DROP BACK TO VCSH.
THE WARM FRONT TO THE SOUTH WILL MOVE SLOWLY NORTH TONIGHT BUT IS
NOT EXPECTED TO MOVE THROUGH EITHER TAF SITE BY 12Z. AS THE NEXT
SHORT WAVE TROUGH COMES OUT AND THE LOW LEVEL JET INTERSECTS THE
FRONT TONIGHT...ANOTHER ROUND OF SHOWERS AND STORMS IS EXPECTED TO
DEVELOP. MOST OF THIS ACTIVITY LOOKS TO BE NORTH OF THE TAF SITES
WITH KLSE POSSIBLY HAVING A CHANCE OF SEE SOME SCATTERED ACTIVITY.
DID NOT INCLUDE ANY CONVECTION FOR KRST AS THE MID LEVEL WARM AIR
LOOKS TO COME IN AND CAP OFF THAT AREA.

&&

.ARX WATCHES/WARNINGS/ADVISORIES...
330 AM CDT TUE JUL 24 2012

WI...NONE.
MN...NONE.
IA...NONE.

&&

SHORT TERM...WETENKAMP
LONG TERM...WETENKAMP
AVIATION...04
Hazardous weather outlook, Jul 24, 5:27 AM CDT, 6 hours 10 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LA CROSSE WI
527 AM CDT TUE JUL 24 2012

IAZ008>011-018-019-029-030-MNZ079-086>088-094>096-WIZ017-029-032>034-
041>044-053>055-061-251200-
ADAMS-ALLAMAKEE-BUFFALO-CHICKASAW-CLARK-CLAYTON-CRAWFORD-DODGE-
FAYETTE-FILLMORE-FLOYD-GRANT-HOUSTON-HOWARD-JACKSON-JUNEAU-LA CROSSE-
MITCHELL-MONROE-MOWER-OLMSTED-RICHLAND-TAYLOR-TREMPEALEAU-VERNON-
WABASHA-WINNESHIEK-WINONA-
527 AM CDT TUE JUL 24 2012

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

.DAY ONE...TODAY AND TONIGHT

OCCASIONAL THUNDERSTORMS ARE EXPECTED THIS MORNING. GUSTY WINDS AND
BRIEF HEAVY DOWNPOURS ARE POSSIBLE.

SCATTERED THUNDERSTORMS MAY DEVELOP THIS AFTERNOON AND EVENING. IF
STORMS FORM THIS AFTERNOON INTO THIS EVENING...A FEW COULD BECOME
SEVERE ALONG AND WEST OF THE MISSISSIPPI RIVER. DAMAGING WINDS AND
LARGE HAIL WOULD BE THE PRIMARY THREATS.

THUNDERSTORMS ARE LIKELY TONIGHT MAINLY ALONG AND EAST OF THE
MISSISSIPPI RIVER. SOME OF THE STORMS COULD PRODUCE GUSTY WINDS
AND BRIEF HEAVY DOWNPOURS DURING THE OVERNIGHT HOURS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

HEAT INDEX VALUES ARE EXPECTED TO RANGE FROM 100 TO 105 WEDNESDAY
AFTERNOON ACROSS MUCH OF SOUTHEAST MINNESOTA...NORTHEAST IOWA...AND
SOUTHWEST WISCONSIN.

THUNDERSTORMS ARE POSSIBLE NORTH OF INTERSTATE 90 WEDNESDAY
MORNING THEN ACROSS THE ENTIRE AREA WEDNESDAY AFTERNOON AND
EVENING. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE DURING THE
AFTERNOON AND EVENING. LARGE HAIL AND DAMAGING WINDS LOOK TO BE THE
PRIMARY THREATS.

THERE ARE ADDITIONAL CHANCES FOR THUNDERSTORMS THURSDAY INTO FRIDAY
AND SATURDAY NIGHT THROUGH MONDAY. IT IS TOO EARLY TO DETERMINE IF
THERE IS A SEVERE WEATHER THREAT WITH ANY OF THESE STORMS.

.SPOTTER INFORMATION STATEMENT...

LOCAL SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND AGAIN
WEDNESDAY AFTERNOON AND EVENING.

.EMERGENCY MANAGEMENT COORDINATION...

NO WEBINAR IS SCHEDULED.

WETENKAMP

In the hours before

Local storm report, Jul 24, 9:15 AM CDT, 2 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
915 AM CDT TUE JUL 24 2012

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

0700 AM     HEAVY RAIN       MANTORVILLE             44.07N  92.77W
07/24/2012  M2.47 INCH       DODGE              MN   CO-OP OBSERVER

0700 AM     HEAVY RAIN       ELGIN 2SSW              44.10N  92.27W
07/24/2012  M2.44 INCH       OLMSTED            MN   CO-OP OBSERVER

0700 AM     HEAVY RAIN       OXBOW PARK              44.09N  92.82W
07/24/2012  M2.11 INCH       OLMSTED            MN   CO-OP OBSERVER

0700 AM     HEAVY RAIN       WHITEWATER PARK         44.05N  92.05W
07/24/2012  M2.01 INCH       OLMSTED            MN   CO-OP OBSERVER
&&

FOR THIS...AND A WEALTH OF OTHER RIVER AND WEATHER INFORMATION...
VISIT OUR WEBSITE AT  WEATHER.GOV/LACROSSE
Local storm report, Jul 24, 10:00 AM CDT, 1 hour 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1000 AM CDT TUE JUL 24 2012

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

0959 AM     HEAVY RAIN       ROCHESTER               44.01N 92.48W
07/24/2012  M3.00 INCH       OLMSTED            MN   TRAINED SPOTTER

            NEAR SILVER CREEK

&&

TMS
Local storm report, Jul 24, 11:12 AM CDT, 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LA CROSSE WI
1112 AM CDT TUE JUL 24 2012

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

1053 AM     HEAVY RAIN       5 N ST. CHARLES         44.04N 92.06W
07/24/2012  M3.50 INCH       WINONA             MN   PUBLIC

&&

TMS
Local storm report, Jul 24, 11:28 AM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE LA CROSSE WI
1128 AM CDT TUE JUL 24 2012

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

0111 AM     TSTM WND GST     2 SSW ROCHESTER         43.99N 92.49W
07/24/2012  M40.00 MPH       OLMSTED            MN   ASOS

0130 AM     TSTM WND GST     4 W PRESTON             43.67N 92.16W
07/24/2012  M46.00 MPH       FILLMORE           MN   AWOS

0209 AM     TSTM WND GST     1 E DECORAH             43.31N 91.77W
07/24/2012  M60.00 MPH       WINNESHIEK         IA   AWOS

0224 AM     TSTM WND GST     WAUKON                  43.27N 91.48W
07/24/2012  M38.00 MPH       ALLAMAKEE          IA   EMERGENCY MNGR

            TREE FELL ON CAR AND SOME POWER OUTAGES

0254 AM     TSTM WND GST     2 SE PRAIRIE DU CHIEN   43.02N 91.11W
07/24/2012  M53.00 MPH       CRAWFORD           WI   AWOS

0312 AM     TSTM WND GST     BOSCOBEL                43.14N 90.70W
07/24/2012  M54.00 MPH       GRANT              WI   ASOS

0315 AM     TSTM WND DMG     FENNIMORE               42.98N 90.65W
07/24/2012                   GRANT              WI   EMERGENCY MNGR

            POWER POLE BLOWN DOWN WITH SOME TREES DOWN IN SURROUNDING
            TOWNSHIPS

0336 AM     TSTM WND GST     LONE ROCK               43.18N 90.20W
07/24/2012  M40.00 MPH       RICHLAND           WI   ASOS

0345 AM     TSTM WND DMG     3 N PLATTEVILLE         42.78N 90.48W
07/24/2012                   GRANT              WI   TRAINED SPOTTER

            3 LARGE OAK TREES DOWN

0348 AM     TSTM WND DMG     PLATTEVILLE             42.74N 90.48W
07/24/2012                   GRANT              WI   EMERGENCY MNGR

            SOME TREES AND LIMBS DOWN AROUND CITY

0355 AM     TSTM WND GST     PLATTEVILLE             42.74N 90.48W
07/24/2012  M44.00 MPH       GRANT              WI   AWOS

0959 AM     HEAVY RAIN       ROCHESTER               44.01N 92.48W
07/24/2012  M3.00 INCH       OLMSTED            MN   TRAINED SPOTTER

            NEAR SILVER CREEK

1053 AM     HEAVY RAIN       5 N ST. CHARLES         44.04N 92.06W
07/24/2012  M3.50 INCH       WINONA             MN   PUBLIC

&&

SHEA

Nearby

Heat Advisories in Iowa, 2012Heat Advisories in Wisconsin, 2012Heat Advisories in Minnesota, 2012Every heat advisory in 2012

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.