Flood Watch
Status
New Event Active alertStart Time
Mon 03/16/2026 02:00 PM EDTEnd Time
Tue 03/17/2026 02:00 PM EDTSignificance
WatchImpacts
Moderate impact
Locations Affected
Manchester, NH ∙ Nashua, NH ∙ Portland, ME ∙ New London, NH ∙ Waterford, ME ∙ Hillsboro, NH ∙ Mechanic Falls, ME ∙ East Andover, NH ∙ Greene, ME ∙ Sandwich, NHHeadline
.Heavy rain is expected to develop across the region Monday through Monday night. Widespread totals of 1 to 2 inches of rain are anticipated with locally higher amounts of 3 inches or greater over the White Mountains and Midcoast of Maine. Ice movement is expected across all rivers but the risk for isolated ice jam flooding will mainly be across the north.
Full Alert Message
URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Gray ME 102 PM EDT Sun Mar 15 2026 .Heavy rain is expected to develop across the region Monday through Monday night. Widespread totals of 1 to 2 inches of rain are anticipated with locally higher amounts of 3 inches or greater over the White Mountains and Midcoast of Maine. Ice movement is expected across all rivers but the risk for isolated ice jam flooding will mainly be across the north. ...FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY AFTERNOON... * WHAT...Flooding caused by rain and snowmelt is possible. * WHERE...Portions of Maine, including the following areas, Androscoggin, Central Interior Cumberland, Central Somerset, Coastal Cumberland, Coastal Waldo, Coastal York, Interior Cumberland Highlands, Interior Waldo, Interior York, Kennebec, Knox, Lincoln, Northern Franklin, Northern Oxford, Sagadahoc, Southern Franklin, Southern Oxford and Southern Somerset and New Hampshire, including the following areas, Belknap, Cheshire, Coastal Rockingham, Eastern Hillsborough, Interior Rockingham, Merrimack, Northern Carroll, Northern Coos, Northern Grafton, Southern Carroll, Southern Coos, Southern Grafton, Strafford, Sullivan and Western And Central Hillsborough. * WHEN...From Monday afternoon through Tuesday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor the latest forecast and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Technical Header
MEZ007>009-012>014-018>028-033-NHZ001>015-160515- /O.NEW.KGYX.FA.A.0001.260316T1800Z-260317T1800Z/ /00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Northern Oxford-Northern Franklin-Central Somerset-Southern Oxford-Southern Franklin-Southern Somerset-Interior York-Central Interior Cumberland-Androscoggin-Kennebec-Interior Waldo-Coastal York-Coastal Cumberland-Sagadahoc-Lincoln-Knox-Coastal Waldo- Interior Cumberland Highlands-Northern Coos-Southern Coos- Northern Grafton-Northern Carroll-Southern Grafton-Southern Carroll-Sullivan-Merrimack-Belknap-Strafford-Cheshire-Eastern Hillsborough-Interior Rockingham-Coastal Rockingham-Western And Central Hillsborough- Including the cities of Plaistow, Gilsum, Rochester, Wiscasset, Errol, Seboomook, Pelham, Durham, Portsmouth, Long Pond, Berwick, Berlin, Charlestown, Andover, Salem, Barrington, Milford, South Arm, Waterville, Unity, Lyme, Limington, Kittery, Farmington, Chatham, Marlow, Wales, Portland, Whitefield, Avon, Derry, Harrison, Millsfield, Topsham, Brunswick, Dover, Holderness, Palmyra, Surry, Atkinson, Middle Dam, Fryeburg, Pittston Farm, Jaffrey, Temple, Meredith, Davis, Hollis, Belfast, Pittsfield, Newry, New Sharon, Bryant Pond, Morrill, South Portland, Concord, Rye, Littleton, Auburn, Claremont, Grantham, Cornville, Sanford, Arrowsic, Thomaston, Goshen, Oquossoc, Kingfield, Searsmont, Amherst, Westbrook, Woodstock, Bingham, Coburn Gore, Thornton, Lebanon, Laconia, Seabrook, Sabattus, Milton, Gorham, Sidney, Damariscotta, Goffstown, Moultonborough, Wolfeboro, Oxford, Alfred, Camden, Greenland, Gilford, Goodwins Mills, Crawford Notch, Rumney, Madbury, Vassalboro, Moosehead, Milan, Bridgewater, Brookfield, Hampton, Turner, Naples, Peterborough, Lincoln, Alna, Wilsons Mills, Weare, Northport, Buxton, Conway, Cornish, Embden, Ashland, Bremen, Dunbarton, Exeter, Appleton, Waterville Valley, Newport, Knox, Jay, Waldo, Keene, Wilton, Biddeford, Hampton Falls, Rangeley, Greene, Augusta, Hanover, Lincolnville, Jackson, Loudon, Rumford, Bethel, Hope, Nashua, Wakefield, Boothbay Harbor, Cape Elizabeth, Boscawen, Colebrook, Windsor, Livermore Falls, Palermo, Rollinsford, Gray, Lancaster, Athens, Montville, Brassua, Albany, Bethlehem, Rockport, Saco, Yarmouth, Old Orchard Beach, Dummer, Sugar Hill, Locke Mills, Newcastle, Madison, Chesterville, Sullivan, Croydon, Manchester, Winterport, Chester, Waldoboro, Dresden, Ellsworth, Jackman, Somersworth, China, Skowhegan, New Portland, Bowdoinham, Bridgton, Bristol, Lewiston, Phippsburg, North Windham, Hampstead, Sharon, Newton, Owls Head, North Conway, Upton, Bowdoin, Jefferson, Canterbury, Mont Vernon, New Gloucester, Hooksett, Brooks, Tuftonboro, Bath, Norway, York Pond, Byron, Liberty, Roxbury, North Hampton, Phillips, Plymouth, Ossipee, Lempster, Minot, New Vineyard, and Rockland 102 PM EDT Sun Mar 15 2026
