Mouse over on the product on the left side
to see the criteria for issuance
Winter Storm Warning
Criteria:
6 inches of snow or 1/2 inch of sleet in 12 hours
...or...
8 inches of snow in 24 hours
4 inches of snow or 1/2 inch of sleet in 12 hours
...or...
6 inches of snow in 24 hours
Winter Weather Advisory
Criteria:
3 inches of snow or under 1/2 inch of sleet in 12 hours
...or...
Falling and/or blowing snow reducing visibility to 1/4 mile or less, with winds of 34 mph
or less
...or...
Significant black ice conditions
2 inches of snow or under 1/2 inch of sleet in 12 hours
...or...
Falling and/or blowing snow reducing visibility to 1/4 mile or less, with winds of 34 mph
or less
...or...
Significant black ice conditions
Ice Storm Warning
Criteria:
Ice accumulation of 1/4 inch or greater in 24 hours
Freezing Rain Advisory
Criteria:
Ice accumulation of under 1/4 inch
Blizzard Warning
Criteria:
Sustained winds or frequent gusts to 35 mph or greater
...and...
falling and/or blowing snow
...and...
visibility reduced to 1/4 mile or less for at least 3 hours
Wind Chill Watch/Warning
Criteria:
Wind Chill of -25ºF or less...
...with wind of 10 MPH or greater
Wind Chill Advisory
Criteria:
Wind Chill of -10ºF to -24ºF...
...with wind of 10 MPH or greater
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