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McHenry Police Department
Monday August 10th, 2020 :: 01:29 p.m. CDT

Alert

Severe Thunderstorm With High Winds in effect for McHenry County thru 7PM

Weather hazards expected...

  Significant Thunderstorm Risk...with an associated:
     Significant damaging wind risk...up to 80 - 100(gusts)mph.
     Limited Tornado risk.
     Limited hail risk...up to ping pong ball size.
  Limited Flooding Risk.
  Limited Excessive Heat Risk.

DISCUSSION...

A line of severe thunderstorms is expected to move through the
region this afternoon with a threat for widespread damaging wind
gusts roughly during the 1 to 7 pm timeframe. In addition, there
will be a threat for a tornado or two as well as instances of
large hail to the size of ping pong balls. Locally heavy rainfall
may also lead to isolated instances of flooding into this evening.

Ahead of the thunderstorms, warm and humid conditions will prevail
through early this afternoon with heat indices peaking in the 96
to 103 degree range.

Instructions:

Seek shelter away from windows as storm approaches. If tornado occurs, move to the lowest level of your home.

Address/Location
McHenry Police Department
333 S Green St
McHenry, IL 60050

Contact
Emergency: 9-1-1
Non-emergencies: 815-363-2200

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Alert Details

Severity:
Moderate - Possible threat to life or property
Urgency:
Expected - Responsive action SHOULD be taken soon (within next hour)
Certainty:
Likely (p > ~50%)
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Statement

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