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2 products issued by NWS for: Porter County
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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
422 AM CST Tue Jan 16 2018

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
171030-
Winnebago-Boone-McHenry-Lake Illinois-Ogle-Lee-De Kalb-Kane-
DuPage-Cook-La Salle-Kendall-Grundy-Will-Kankakee-Livingston-
Iroquois-Ford-Lake Indiana-Porter-Newton-Jasper-Benton-
422 AM CST Tue Jan 16 2018 /522 AM EST Tue Jan 16 2018/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL ILLINOIS...
NORTHEAST ILLINOIS AND NORTHWEST INDIANA.

.DAY ONE...Today and Tonight.

WEATHER HAZARDS EXPECTED:

  Significant Excessive Cold Risk.
  Significant Snow Risk.

DISCUSSION:

Lake effect snow showers will impact far northeast Illinois and
northwest Indiana this morning, and will persist across northwest
Indiana this afternoon and tonight. Localized accumulations of 2
to 3 inches are possible near the lake in Lake and Cook counties
in Illinois, and in Lake county Indiana. The potential exists for
a longer duration band of lake effect snow to linger across Porter
county Indiana into this evening, which could bring locally higher
amounts, of up to 6 inches. Reduced visibility and slipper travel
due to snow covered roads are possible.

Localized ice jam flooding will remain a threat on area rivers.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Wednesday...
  Elevated Excessive Cold Risk.
Thursday...
  Limited Excessive Cold Risk.

Localized ice jam flooding will remain a threat on area rivers.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be necessary through tonight.

&&

$$



Winter Storm Watch

URGENT - WINTER WEATHER MESSAGE
National Weather Service Chicago IL
337 AM CST Tue Jan 16 2018

INZ002-161745-
/O.EXT.KLOT.WS.A.0001.180116T1500Z-180117T1200Z/
Porter-
Including the city of Valparaiso
337 AM CST Tue Jan 16 2018

...WINTER STORM WATCH NOW IN EFFECT FROM 9 AM CST THIS MORNING
THROUGH LATE TONIGHT...

* WHAT...Heavy snow possible. Plan on difficult travel conditions,
  including during the evening commute. Total snow accumulations
  of up to 6 inches are possible, with snowfall rates of 1 to 2
  inches per hour possible for short durations.

* WHERE...Porter County.

* WHEN...From 9 AM CST this morning through late tonight.

* ADDITIONAL DETAILS...Significant reductions in visibility are
  possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$




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