HAZARDOUS WEATHER OUTLOOK
Issue Date: 521 AM EST TUE DEC 1 2009
Expiration: 700 AM EST WED DEC 02 2009
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN UPPER
MICHIGAN AND CENTRAL UPPER MICHIGAN.
.DAY ONE...TODAY AND TONIGHT
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
SIGNIFICANT LAKE EFFECT SNOW ACCUMULATIONS ARE POSSIBLE NEAR LAKE
SUPERIOR WEDNESDAY AFTERNOON THROUGH FRIDAY AS COLD AIR MOVES IN
BEHIND AN EXITING LOW PRESSURE SYSTEM. THE LATEST INDICATIONS
SUGGEST SNOWBELTS FAVORED BY NORTH WINDS COULD SEE MODERATE SNOW
ACCUMULATIONS WEDNESDAY NIGHT INTO THURSDAY. THE POTENTIAL FOR
HEAVY SNOW WOULD THEN IMPACT AREAS FAVORED BY NORTHWEST WINDS
LATER THURSDAY THROUGH FRIDAY AND FRIDAY NIGHT.
.SPOTTER INFORMATION STATEMENT...
THE NEED FOR WEATHER SPOTTER REPORTS IS NOT ANTICIPATED AT THIS
TIME.
SPECIAL WEATHER STATEMENT
Issue Date: 506 AM EST TUE DEC 1 2009
Expiration: 500 PM EST TUE DEC 01 2009
...SIGNIFICANT LAKE EFFECT SNOWS POSSIBLE NEAR LAKE SUPERIOR
WEDNESDAY NIGHT THROUGH FRIDAY...
LOW PRESSURE CURRENTLY OVER THE DAKOTAS WILL MOVE TO THE NORTHERN
LAKES TONIGHT...THEN MERGE WITH DEVELOPING LOW PRESSURE OVER THE OHIO
VALLEY ON WEDNESDAY. BEHIND THE LOW...WINDS WILL TURN NORTH AND
NORTHWEST...ALLOWING COLDER AIR TO MOVE ACROSS THE RELATIVELY WARM
WATERS OF LAKE SUPERIOR. THIS SETUP WILL LIKELY LEAD TO THE FIRST
SIGNIFICANT LAKE EFFECT SNOWS OF THE SEASON FOR AREAS NEAR LAKE
SUPERIOR. CURRENT DATA SUGGESTS THAT AREAS FAVORED BY NORTHERLY
WIND DIRECTION...SUCH AS INLAND NORTH CENTRAL UPPER MICHIGAN AS
WELL AS AREAS NEAR IRONWOOD...WILL SEE ACCUMULATING SNOW
WEDNESDAY NIGHT INTO THURSDAY. AS THE WINDS TURN NORTHWESTERLY
THURSDAY NIGHT INTO FRIDAY...ALL OF WESTERN UPPER MICHIGAN FROM
FROM IRONWOOD TO THE KEWEENAW PENINSULA...AS WELL AS AREAS EAST OF
MARQUETTE...MAY SEE MODERATE TO LOCALLY HEAVY SNOWFALL. SNOWFALL
WILL BE HIGHLY DEPENDENT ON WIND DIRECTION...HOWEVER THERE IS A
POTENTIAL FOR SIGNIFICANT SNOW ACCUMULATION FOR SOME AREAS BY
SATURDAY.
LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE LATER
UPDATES ON THIS SITUATION.
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