Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >
| Winter Storm Event Warning Accumulation Criteria |
Winter Weather Advisory Event Accumulation Criteria |
| Ice Storm Warning Criteria 1/4" or Greater Ice Accretion |
Winter Weather Advisory Criteria Trace Amounts to Less Than 1/4" Ice Accretion |
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