Hazardous Weather Outlook
Issued by NWS Green Bay, WI

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FLUS43 KGRB 210123
HWOGRB

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREEN BAY WI
823 PM CDT WED JUL 20 2016

WIZ005-010>013-018>022-030-031-035>040-045-048>050-073-074-220130-
VILAS-ONEIDA-FOREST-FLORENCE-NORTHERN MARINETTE COUNTY-LINCOLN-
LANGLADE-MENOMINEE-NORTHERN OCONTO COUNTY-DOOR-MARATHON-SHAWANO-
WOOD-PORTAGE-WAUPACA-OUTAGAMIE-BROWN-KEWAUNEE-WAUSHARA-WINNEBAGO-
CALUMET-MANITOWOC-SOUTHERN MARINETTE COUNTY-
SOUTHERN OCONTO COUNTY-
823 PM CDT WED JUL 20 2016

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

.DAY ONE...TONIGHT

THERE IS A SMALL CHANCE OF THUNDERSTORMS THROUGH MUCH OF TONIGHT.
IF STORMS DO DEVELOP, THEY ARE NOT EXPECTED TO BE SEVERE BUT COULD
PRODUCE GUSTY WINDS AND LOCALLY HEAVY RAINFALL.

LATE TONIGHT OR ON THURSDAY MORNING, STORMS ACROSS NORTH DAKOTA
COULD MAKE IT INTO PORTIONS OF NORTH-CENTRAL WISCONSIN. SOME OF
THESE STORMS COULD PRODUCE DAMAGING WINDS AND LOCALLY HEAVY
RAINFALL.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH WEDNESDAY

THERE IS A RISK OF SEVERE THUNDERSTORMS THURSDAY AND THURSDAY
EVENING...ESPECIALLY OVER NORTH-CENTRAL...NORTHEAST...AND EAST-
CENTRAL WISCONSIN.

THERE IS STILL UNCERTAINTY OVER WHETHER OR NOT STORMS WILL FORM
THURSDAY AND THURSDAY EVENING. BUT IF STORMS FORM...CONDITIONS
WILL BE FAVORABLE FOR THEM TO BECOME SEVERE...WITH DAMAGING WIND
GUSTS...LARGE HAIL...AND TORRENTIAL RAINFALL POSSIBLE. BE SURE TO
MONITOR LATER FORECASTS FOR UPDATED INFORMATION ON THE POTENTIAL
FOR SEVERE WEATHER THURSDAY.

ANOTHER ROUND OF STORMS IS LIKELY SATURDAY AFTERNOON OR SATURDAY
NIGHT. THESE STORMS COULD ALSO POSE A RISK OF SEVERE WEATHER.

THE COMBINATION OF HEAT AND HUMIDITY DURING THE REST OF THE WORK
WEEK AND INTO THE UPCOMING WEEKEND COULD RESULT IN PERIODIC
DANGEROUS CONDITIONS FOR PERSONS WITH CERTAIN HEALTH CONDITIONS.
THE MOST DANGEROUS CONDITIONS ARE EXPECTED TO OCCUR BETWEEN NOON AND
700 PM THURSDAY. ANYONE WITH A HEAT-SENSITIVE HEALTH CONDITION
SHOULD PLAN ON REMAINING IN AN AIR CONDITIONED BUILDING DURING
THIS PERIOD IF AT ALL POSSIBLE. EVEN PERSONS IN GOOD HEALTH SHOULD
AVOID STRENUOUS OUTDOOR ACTIVITIES DURING THIS TIME.

.SPOTTER INFORMATION STATEMENT...

FORMAL SPOTTER ACTIVATION IS NOT EXPECTED FOR THE REMAINDER OF
TONIGHT. SPOTTERS SHOULD REPORT ANY HAIL...WIND GUSTS OVER 40 MPH
OR RAINFALL AMOUNTS OVER AN INCH. SPOTTER ACTIVATION MAY BE NEEDED
THURSDAY INTO THURSDAY EVENING.

$$

LMZ521-522-541>543-220130-
THE BAY OF GREEN BAY SOUTH OF A LINE FROM CEDAR RIVER MI TO ROCK
ISLAND PASSAGE-LAKE MICHIGAN FROM WASHINGTON ISLAND TO SHEBOYGAN-
823 PM CDT WED JUL 20 2016

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

.DAY ONE...TONIGHT

THUNDERSTORMS COULD POSE A HAZARD TO BOATERS TONIGHT. PATCHY FOG
COULD ALSO POSE A HAZARD...ESPECIALLY ON LAKE MICHIGAN TONIGHT.

MARINE FOG MAY POSE A HAZARD FOR MARINERS TONIGHT. THE FOG MAY
BE LOCALLY DENSE WITH VISIBILITIES BELOW ONE MILE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH WEDNESDAY

THUNDERSTORMS ARE POSSIBLE AT TIMES LATE THIS WEEK AND INTO THE
UPCOMING WEEKEND. THE MOST LIKELY TIME PERIOD FOR STORMS WILL BE
THURSDAY AFTERNOON AND EVENING...AND AGAIN SATURDAY NIGHT.

IN ADDITION...VERY HUMID AIR FLOWING OVER THE COOLER WATERS OF
LAKE MICHIGAN COULD RESULT IN DENSE FOG WHICH WILL POSE A HAZARD
TO BOATERS AT TIMES. THE FOG MAY BE DENSE AT TIMES ON THURSDAY
WITH VISIBILITIES BELOW ONE MILE.

$$

ECKBERG



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