Wednesday, April 19, 2017

Hazardous Weather Outlook for McHenry Co., IL

FLUS43 KLOT 190905
HWOLOT

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
405 AM CDT Wed Apr 19 2017


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-
405 AM CDT Wed Apr 19 2017 /505 AM EDT Wed Apr 19 2017/

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

.DAY ONE...Today and Tonight.

WEATHER HAZARDS EXPECTED:
Elevated Thunderstorm Risk...with an associated:
Elevated Hail Risk...up to quarter size.
Elevated Thunderstorm Wind Damage Risk...up to 60 MPH.

DISCUSSION:

Scattered showers and thunderstorms are expected to move across
the area later this morning into the mid afternoon. There is a
slight chance that one or two of these storms could produce hail
up to the size of quarters.

A strong front is likely to stall out from near Pontiac IL to
Fowler Indiana late this afternoon. There is a chance that a few
storms could develop along this front. If storms occur, which is
far from a given, then there would be a slight chance that they
could pose a risk of large hail and damaging winds.

Finally, there is a chance of thunderstorms again late this
evening north of I-80. There is a slight chance that these storms
could pose a risk for hail, possibly up to quarter size.

In addition...some minor flooding is expected along portions of a
few area rivers.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...
Limited Thunderstorm Risk.

DISCUSSION:

There is a chance of thunderstorms early Thursday morning, with
the threat of storms lingering into the afternoon over northwest
Indiana.

In addition...some minor flooding is expected to continue along
portions of a few area rivers.

.SPOTTER INFORMATION STATEMENT...

Spotters may be needed this afternoon.

GENERAL STORM MOTION OF THE DAY:

East to northeast at 35 to 40 mph.

&&



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