weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

One product issued by NWS for: Crystal Lake IL
Share |


Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
445 PM CDT Mon Aug 20 2018

ILZ003>006-008-010>014-019>023-032-033-039-INZ001-002-010-011-019-
212145-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-DeKalb-Kane-DuPage-Cook-
La Salle-Kendall-Grundy-Will-Kankakee-Livingston-Iroquois-Ford-
Lake IN-Porter-Newton-Jasper-Benton-
445 PM CDT Mon Aug 20 2018 /545 PM EDT Mon Aug 20 2018/

This Hazardous Weather Outlook is for portions of North Central
Illinois...Northeast Illinois and Northwest Indiana.

.DAY ONE...This afternoon and tonight.

Weather hazards expected...

  Significant Thunderstorm Risk...with an associated:
     Limited Tornado risk.
     Limited damaging wind risk...up to 60 mph.
  Limited Flooding Risk.
  High Swim Risk

DISCUSSION...

Scattered thunderstorms will continue into the early evening.
Conditions remain favorable for a couple of storms to potentially become
tornadic until around sunset, along with a low threat of damaging
wind gusts. The greatest risk of severe weather is south and west of a line
from Dixon to Joliet to Fowler Indiana.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Tuesday...
  Limited Thunderstorm Risk.
  Elevated Lakeshore Flood Risk
  High Swim Risk
Wednesday...
  Limited Lakeshore Flood Risk
Friday...
  Limited Thunderstorm Risk.
Saturday and Sunday...
  Limited Thunderstorm Risk.
  Limited Excessive Heat Risk.

DISCUSSION:

Dangerous swim conditions will continue into Wednesday for all nearshore
waters along southern Lake Michigan.

.SPOTTER INFORMATION STATEMENT...

  Spotters may be needed through 9 pm.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the northeast at 25 mph.

$$



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE