Areas of low pressure and monsoonal moisture may produce heavy to excessive rainfall with the possibility of flooding in Guam and the Northern Marianas. Breezy and dry conditions may produce locally critical fire weather conditions in Connecticut. Above average temperatures will continue across the central and eastern U.S and some locations in the Southern Plains. Read More >
Snow Amount Potential
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Expected Snowfall - Official NWS Forecast (for time range indicated) What's this? | High End Amount 1 in 10 Chance (10%) of Higher Snowfall What's this? |
Low End Amount 9 in 10 Chance (90%) of Higher Snowfall What's this? |
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Percent Chance That Snow Amounts Will Be Greater Than...
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Snowfall Totals by Location
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Ice Accumulation Potential |
Expected Ice Accumulation - Official NWS Forecast |
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Snow Amount Potential
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Expected Snowfall - Official NWS Forecast What's this? | High End Amount 1 in 10 Chance (10%) of Higher Snowfall What's this? |
Low End Amount 9 in 10 Chance (90%) of Higher Snowfall What's this? |
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Percent Chance That Snow Amounts Will Be Greater Than...
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Other Snow/Ice Information | ||
Storm Track | Observed Snow/Ice Amounts | Winter Storm Severity Index |
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Onset of Wintry Precipitation (For areas under Warning or Advisory) |
End of Wintry Precipitation (For areas under Warning or Advisory) |
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Useful Winter Weather Information | ||
Historic Mid-Atlantic Winter Storms |
Winter/Snowfall Statistics |
El Niño and DC/Baltimore Winters |
Watches, Warnings, & Advisories |
How to Measure Snow |
La Niña and DC/Baltimore Winters |
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At Home | On the Road | Outside in the Cold |
Maryland Ice Accumulation Forecast | ||
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