SXUS41 KCAR 181833 RECCAR Recreational Forecast for Northern and Eastern Maine National Weather Service Caribou ME 232 PM EDT Mon May 18 2026 MEZ004-190800- Top of Mount Katahdin- 232 PM EDT Mon May 18 2026 ...TOP OF MOUNT KATAHDIN (5268')... .TONIGHT...Summit obscured, then cloudy after midnight, then partly cloudy. Not as cool with lows in the mid 40s. West winds 10 to 25 mph. No lightning risk. .TUESDAY...Cloudy in the morning, then summit obscured. Scattered showers with isolated thunderstorms in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail. Not as cool with highs in the mid 60s. West winds 10 to 20 mph. Chance of rain 70 percent. Lightning risk is significant. $$ MEZ005-190800- Katahdin Woods and Waters National Monument- 232 PM EDT Mon May 18 2026 ...KATAHDIN WOODS AND WATERS NATIONAL MONUMENT... .TONIGHT...Mostly cloudy early this evening, then partly cloudy. Lows in the upper 40s. South winds 10 to 15 mph. No lightning risk. .TUESDAY...Mostly cloudy. Scattered showers with isolated thunderstorms in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail. Much warmer with highs in the lower 80s. South winds up to 10 mph shifting to the west in the afternoon. Chance of rain 70 percent. Lightning risk is significant. $$ MEZ029-190800- Top of Cadillac Mountain- 232 PM EDT Mon May 18 2026 ...TOP OF CADILLAC MOUNTAIN (1532')... .TONIGHT...Partly cloudy, then mostly clear late this evening, then partly cloudy. Patchy fog late. Lows in the upper 40s. South winds up to 10 mph. No lightning risk. .TUESDAY...Partly sunny. Scattered showers in the afternoon. Not as cool with highs in the mid 70s. Southwest winds 10 to 15 mph. Chance of rain 30 percent. Lightning risk is limited. $$ MEZ002-190800- Top of Deboullie Mountain- 232 PM EDT Mon May 18 2026 ...TOP OF DEBOULLIE MOUNTAIN (1981')... .TONIGHT...Mostly cloudy. Scattered showers this evening. Scattered thunderstorms. Numerous showers after midnight. Not as cool with lows in the upper 40s. South winds 10 to 15 mph. Chance of rain 60 percent. Lightning risk is elevated. .TUESDAY...Summit in and out of clouds in the morning, then summit obscured. Widespread showers. Isolated thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Not as cool with highs in the mid 70s. Southwest winds up to 10 mph. Chance of rain 80 percent. Lightning risk is elevated. $$ MEZ006-190800- Top of Mars Hill Mountain- 232 PM EDT Mon May 18 2026 ...TOP OF MARS HILL MOUNTAIN (1749')... .TONIGHT...Mostly cloudy. Isolated thunderstorms after midnight. Scattered showers after midnight. Lows in the mid 40s. South winds 10 to 25 mph. Chance of rain 30 percent. Lightning risk is limited. .TUESDAY...Cloudy in the morning, then summit obscured. Scattered showers in the morning, then widespread showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Warmer with highs in the mid 70s. South winds 10 to 15 mph. Chance of rain 80 percent. Lightning risk is elevated. $$ MEZ010-190800- Top of White Cap Mountain- 232 PM EDT Mon May 18 2026 ...TOP OF WHITE CAP MOUNTAIN (3654')... .TONIGHT...Mostly cloudy, then mostly clear late this evening and early morning, then partly cloudy. Breezy with lows in the mid 40s. Southwest winds 15 to 30 mph. No lightning risk. .TUESDAY...Partly sunny in the morning, then summit obscured. Scattered showers with isolated thunderstorms in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail. Not as cool with highs in the lower 70s. West winds 10 to 20 mph. Chance of rain 70 percent. Lightning risk is significant. $$ MEZ010-190800- Moosehead Lake- 232 PM EDT Mon May 18 2026 ...MOOSEHEAD LAKE... .TONIGHT...Partly cloudy, then mostly clear late this evening, then partly cloudy. Lows in the upper 40s. South winds 10 to 15 mph. Highest waves 1 foot. No lightning risk. Water temperature around 48 degrees Fahrenheit. .TUESDAY...Partly sunny in the morning, then mostly cloudy. Scattered showers with isolated thunderstorms in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail. Much warmer with highs in the upper 70s. Highest waves 1 foot. Southwest winds 10 to 15 mph shifting to the west in the afternoon. Chance of rain 60 percent. Lightning risk is significant. Water temperature around 48 degrees Fahrenheit. $$ MEZ001-190800- Allagash Wilderness Waterway- 232 PM EDT Mon May 18 2026 ...ALLAGASH WILDERNESS WATERWAY... .TONIGHT...Mostly cloudy. Isolated showers and thunderstorms this evening. Scattered showers and thunderstorms after midnight. Not as cool with lows in the upper 40s. South winds up to 10 mph. Chance of rain 50 percent. Lightning risk is elevated. .TUESDAY...Mostly cloudy. Numerous showers. Isolated thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Warmer with highs in the upper 70s. Southwest winds up to 10 mph shifting to the west in the afternoon. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ030-190800- St Croix River- 232 PM EDT Mon May 18 2026 ...ST CROIX RIVER... .TONIGHT...Mostly cloudy early this evening, then partly cloudy. Lows in the upper 40s. South winds up to 10 mph. No lightning risk. .TUESDAY...Partly sunny in the morning, then mostly cloudy. Isolated showers in the morning. Numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Much warmer with highs in the upper 80s. Southwest winds up to 10 mph. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ030-190800- West Quoddy Head- 232 PM EDT Mon May 18 2026 ...WEST QUODDY HEAD... .TONIGHT...Mostly cloudy early this evening, then partly cloudy. Patchy fog late. Lows in the mid 40s. South winds up to 10 mph. No lightning risk. Water temperature around 41 degrees Fahrenheit. .TUESDAY...Mostly cloudy in the morning, then partly sunny. Patchy fog in the morning. Scattered showers with isolated thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Highs around 60. South winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of rain 50 percent. Lightning risk is elevated. Water temperature around 41 degrees Fahrenheit. $$ MEZ004>006-010-011-031-190800- Upper Penobscot Watershed- 232 PM EDT Mon May 18 2026 ...UPPER PENOBSCOT WATERSHED... .TONIGHT...Partly cloudy. Lows in the upper 40s. South winds up to 15 mph. No lightning risk. .TUESDAY...Partly sunny in the morning, then mostly cloudy. Isolated showers in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Much warmer with highs in the mid 80s. South winds up to 10 mph shifting to the west in the afternoon. Chance of rain 70 percent. Lightning risk is significant. For current and forecast flow conditions for the Penobscot,see https://water.noaa.gov/wfo/car $$ MEZ011-015-016-031-190800- Lower Penobscot Watershed- 232 PM EDT Mon May 18 2026 ...LOWER PENOBSCOT WATERSHED... .TONIGHT...Partly cloudy, then mostly clear late this evening and early morning, then partly cloudy. Lows in the upper 40s. South winds 10 to 15 mph decreasing to up to 10 mph after midnight. No lightning risk. .TUESDAY...Partly sunny. Isolated showers in the morning, then numerous showers and scattered thunderstorms in the afternoon. Some thunderstorms may produce gusty winds and small hail in the afternoon. Much warmer with highs in the upper 80s. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of rain 70 percent. Lightning risk is significant. For current and forecast flow conditions for the Penobscot,see https://water.noaa.gov/wfo/car $$