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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Quad Cities IA IL
903 PM CDT Fri Oct 17 2025

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-190215-
Buchanan-Delaware-Dubuque-Benton-Linn-Jones-Jackson-Iowa-Johnson-
Cedar-Clinton-Muscatine-Scott-Keokuk-Washington-Louisa-Jefferson-
Henry IA-Des Moines-Van Buren-Lee-Jo Daviess-Stephenson-Carroll-
Whiteside-Rock Island-Henry IL-Bureau-Putnam-Mercer-Henderson-
Warren-Hancock-McDonough-Scotland-Clark-
903 PM CDT Fri Oct 17 2025

This Hazardous Weather Outlook is for portions of north central
Illinois...northwest Illinois...west central Illinois...east
central Iowa...northeast Iowa...southeast Iowa and northeast
Missouri.

.DAY ONE...TONIGHT

Showers and scattered thunderstorms will continue to develop
across the Outlook area the rest of tonight. Lightning is the
primary hazard. A couple of stronger storms could also produce
small hail.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

Patchy dense fog is possible Saturday morning across portions of
eastern Iowa, mainly along and northwest of a line from
Iowa City to Dubuque.

Additional scattered thunderstorms are expected Saturday evening.
Lightning is the primary hazard. Small hail and gusty winds may
also be possible with the strongest storms.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed tonight and is not anticipated
for Saturday evening.

$$

Hazardous Weather Outlook
National Weather Service Chicago/Romeoville IL
322 PM CDT Fri Oct 17 2025

ILZ003>006-008-010>013-019>021-023-032-033-039-103>108-INZ001-002-
010-011-019-182030-
Winnebago-Boone-McHenry-Lake IL-Ogle-Lee-De Kalb-Kane-DuPage-
La Salle-Kendall-Grundy-Kankakee-Livingston-Iroquois-Ford-
Northern Cook-Central Cook-Southern Cook-Northern Will-
Southern Will-Eastern Will-Lake IN-Porter-Newton-Jasper-Benton-
322 PM CDT Fri Oct 17 2025 /422 PM EDT Fri Oct 17 2025/

This Hazardous Weather Outlook is for portions of north central
Illinois...northeast Illinois and northwest Indiana.

.DAY ONE...Tonight.

Weather hazards expected...

  Limited Thunderstorm Risk.

DISCUSSION...

Showers and a few thunderstorms are expected to develop after
midnight. Severe weather is not expected.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Saturday...
  Limited Thunderstorm Risk...with an associated:
     Level 1 of 5 Severe Thunderstorm Risk.

DISCUSSION...

A fall storm system will move through the area this weekend. A
severe thunderstorm cannot be ruled out Saturday or Saturday
night. However, widespread severe weather is not expected.

.SPOTTER INFORMATION STATEMENT...

  Spotter activation will not be necessary through tonight.

GENERAL STORM MOTION OF THE DAY:

  Moving toward the east-northeast at 35 mph.

$$

Hazardous Weather Outlook
National Weather Service Northern Indiana
239 PM EDT Fri Oct 17 2025

INZ005>009-012>015-017-018-020-022>027-032>034-103-104-116-203-204-
216-MIZ078>081-177-277-OHZ001-002-004-005-015-016-024-025-181845-
Elkhart-Lagrange-Steuben-Noble-De Kalb-Starke-Pulaski-Marshall-
Fulton IN-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-
Wells-Adams-Grant-Blackford-Jay-Northern La Porte-
Eastern St. Joseph IN-Northern Kosciusko-Southern La Porte-
Western St. Joseph IN-Southern Kosciusko-Cass MI-St. Joseph MI-
Branch-Hillsdale-Northern Berrien-Southern Berrien-Williams-
Fulton OH-Defiance-Henry-Paulding-Putnam-Van Wert-Allen OH-
239 PM EDT Fri Oct 17 2025 /139 PM CDT Fri Oct 17 2025/

This Hazardous Weather Outlook is for northern Indiana, southwest
Michigan and northwest Ohio.

.DAY ONE...This afternoon and tonight.

No hazardous weather expected is expected at this time.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Thunderstorms will be possible Saturday into Sunday. There is a
marginal risk for severe thunderstorms Saturday into Saturday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

$$

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: June 2, 2009
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