McHenry County, Illinois
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: McHenry County, Illinois
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Dense Fog Advisory
ILZ003>006-008-010>014-019>023-INZ001-002-010-011-221500-
/O.CON.KLOT.FG.Y.0008.000000T0000Z-180522T1500Z/
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-DeKalb-Kane-DuPage-Cook-
La Salle-Kendall-Grundy-Will-Kankakee-Lake IN-Porter-Newton-
Jasper-
Including the cities of Rockford, Belvidere, Woodstock, Waukegan,
Oregon, Dixon, DeKalb, Aurora, Elgin, Wheaton, Chicago, Ottawa,
Oswego, Morris, Joliet, Kankakee, Gary, Valparaiso, Morocco,
and Rensselaer
553 AM CDT Tue May 22 2018

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

* VISIBILITY...A quarter mile or less at times.

* IMPACTS...Poor and rapidly changing visibilities in areas of
dense fog will make travel hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Dense Fog Advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving...slow down...
use your headlights...and leave plenty of distance ahead of you.

&&

$$

Flood Warning
ILC089-111-221619-
/O.EXT.KLOT.FL.W.0053.000000T0000Z-180526T1200Z/
/AFBI2.1.ER.180520T1630Z.180522T1200Z.180526T0600Z.UU/
919 PM CDT Mon May 21 2018

The Flood Warning continues for
The Fox River at Algonquin Tailwater.
* until Saturday morning.
* At 830 PM Monday the stage was 9.7 feet.
* Flood stage is 9.5 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 10.4 feet by
Tuesday morning. The river will fall below flood stage early
Saturday morning.

&&

LAT...LON 4238 8830 4237 8817 4221 8814 4194 8827
4195 8838 4224 8828

$$

National Weather Service

Providing "weather, water cycle, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy."
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