Expected

Responsive action SHOULD be taken soon (within next hour)

Dense Fog Advisory 03/04/2026 23:20 Illinois

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Visibility of one quarter mile or less in dense fog<br /> expected. * WHERE...Boone, Lee, Ogle, and Winnebago Counties. * WHEN...Until noon CST today. * IMPACTS...Low visibility could make driving conditions hazardous. Instruction:<br /> If driving, slow down, use your headlights, and leave plenty of<br /> distance ahead of you.

Dense Fog Advisory 03/04/2026 23:22 Iowa, Illinois, Missouri

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Visibility less than one quarter mile or less in dense fog. * WHERE...Portions of north central, northwest, and west central<br /> Illinois, east central and southeast Iowa, and northeast Missouri. * WHEN...Until 9 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Instruction:<br /> If driving, slow down, use your headlights, and leave plenty of<br /> distance ahead of you.

Dense Fog Advisory 03/04/2026 23:22 Illinois

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Visibility less than one quarter mile in dense fog. * WHERE...Carroll and Whiteside Counties. * WHEN...Until 9 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Instruction:<br /> If driving, slow down, use your headlights, and leave plenty of<br /> distance ahead of you.

Dense Fog Advisory 03/04/2026 23:23 Pennsylvania

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Montour, Northumberland, and Southern Lycoming<br /> Counties. * WHEN...Until 7 AM EST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Instruction:<br /> Consider allowing extra time to reach your destination. If driving, slow down, use your low-beam headlights, and leave<br /> plenty of distance ahead of you.

Dense Fog Advisory 03/04/2026 23:23 Pennsylvania

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...A portion of central Pennsylvania. * WHEN...Until 7 AM EST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Instruction:<br /> Consider allowing extra time to reach your destination. If driving, slow down, use your low-beam headlights, and leave<br /> plenty of distance ahead of you.

Winter Weather Advisory 03/04/2026 23:24 Montana

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Wet snow expected. Total snow accumulations between 2 and 5<br /> inches with 5 to 8 inches near the Chief Joseph and Big Hole Pass<br /> areas. Winds gusting as high as 35 mph. * WHERE...Northwest Beaverhead County and Ruby Mountains and<br /> Southern Beaverhead Mountains. * WHEN...Until 9 AM MST Thursday. * IMPACTS...Plan for winter driving conditions. * ADDITIONAL DETAILS...The wet snow may cause isolated power outages. Instruction:<br />

Winter Weather Advisory 03/04/2026 23:24 Montana

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Wet snow expected. Total snow accumulations between 1 and 8<br /> inches. Winds gusting as high as 35 mph. * WHERE...Big Belt, Bridger and Castle Mountains. * WHEN...Until 3 PM MST Thursday. * IMPACTS...Plan for winter driving conditions. * ADDITIONAL DETAILS...The wet snow may cause isolated power outages. Instruction:<br /> Slow down and use caution while traveling. The latest road<br /> conditions can be obtained by calling 5 1 1 or visiting the MDT Road<br />

Winter Weather Advisory 03/04/2026 23:24 Montana

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Wet snow expected. Total snow accumulations between 1 and 4<br /> inches, with locally higher amounts possible. * WHERE...Beaverhead and Western Madison below 6000ft. * WHEN...Until 9 AM MST Thursday. * IMPACTS...Plan for winter driving conditions. * ADDITIONAL DETAILS...The wet snow may cause isolated power outages. Instruction:<br /> Slow down and use caution while traveling. The latest road<br />

Winter Storm Warning 03/04/2026 23:24 Montana

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Heavy, wet snow expected. Total snow accumulations between<br /> 4 and 9 inches below 7000 feet with 9 to 16 inches above 7000<br /> feet. Winds gusting as high as 35 mph. * WHERE...Gallatin and Madison County Mountains and Centennial<br /> Mountains. * WHEN...Until 3 PM MST Thursday. * IMPACTS...Travel could be very difficult and tire chains may be<br /> required for some vehicles. Those in the backcountry should ensure<br />

Winter Weather Advisory 03/04/2026 23:24 Montana

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Wet snow expected. Total snow accumulations up to 3 inches<br /> in the valleys with up to 5 inches in foothills adjacent to the<br /> mountains. * WHERE...Gallatin Valley and Madison River Valley. * WHEN...Until 3 PM MST Thursday. * IMPACTS...Plan for winter driving conditions. The hazardous<br /> conditions could impact the Thursday morning commute. * ADDITIONAL DETAILS...The wet snow may cause isolated power outages. Instruction:<br />
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