SXUS41 KCAR 180632 RECCAR Recreational Forecast for Northern and Eastern Maine National Weather Service Caribou ME 232 AM EDT Mon May 18 2026 MEZ004-182000- Top of Mount Katahdin- 232 AM EDT Mon May 18 2026 ...TOP OF MOUNT KATAHDIN (5268')... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers late. Highs in the upper 40s. Northwest winds 10 to 15 mph shifting to the southwest 10 to 20 mph this afternoon. Chance of rain 20 percent. No lightning risk. .TONIGHT...Summit obscured in the evening, then partly cloudy. A slight chance of showers. Not as cool with lows in the mid 40s. West winds 15 to 25 mph. Chance of rain 20 percent. No lightning risk. .TUESDAY...Cloudy. A chance of showers in the morning. A slight chance of thunderstorms. Showers likely in the afternoon. Not as cool with highs in the lower 60s. West winds 10 to 20 mph. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ005-182000- Katahdin Woods and Waters National Monument- 232 AM EDT Mon May 18 2026 ...KATAHDIN WOODS AND WATERS NATIONAL MONUMENT... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers late. Highs in the lower 60s. Northwest winds up to 10 mph shifting to the south this afternoon. Chance of rain 20 percent. No lightning risk. .TONIGHT...Mostly cloudy in the evening, then partly cloudy. A slight chance of showers. Lows around 50. South winds 10 to 15 mph. Chance of rain 20 percent. No lightning risk. .TUESDAY...Partly sunny in the morning, then mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms. Showers likely in the afternoon. Warmer with highs in the upper 70s. South winds up to 10 mph shifting to the southwest 10 to 15 mph in the afternoon. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ029-182000- Top of Cadillac Mountain- 232 AM EDT Mon May 18 2026 ...TOP OF CADILLAC MOUNTAIN (1532')... .TODAY...Partly sunny this morning, then mostly cloudy. Much cooler with highs in the upper 50s. Northeast winds up to 10 mph shifting to the south 10 to 15 mph this afternoon. No lightning risk. .TONIGHT...Partly cloudy. Lows in the upper 40s. Southwest winds up to 10 mph. No lightning risk. .TUESDAY...Partly sunny. A chance of showers in the afternoon. Not as cool with highs around 70. Southwest winds 10 to 15 mph. Chance of rain 50 percent. Lightning risk is limited. $$ MEZ002-182000- Top of Deboullie Mountain- 232 AM EDT Mon May 18 2026 ...TOP OF DEBOULLIE MOUNTAIN (1981')... .TODAY...Partly sunny this morning, then mostly cloudy. Areas of frost early this morning. Highs around 60. Northwest winds up to 10 mph shifting to the southwest this afternoon. No lightning risk. .TONIGHT...Cloudy. A chance of showers. Not as cool with lows in the upper 40s. South winds 10 to 15 mph. Chance of rain 50 percent. Lightning risk is limited. .TUESDAY...Summit obscured in the morning, then summit in and out of clouds. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Southwest winds up to 10 mph. Chance of rain 70 percent. No lightning risk. $$ MEZ006-182000- Top of Mars Hill Mountain- 232 AM EDT Mon May 18 2026 ...TOP OF MARS HILL MOUNTAIN (1749')... .TODAY...Partly sunny this morning, then mostly cloudy. Highs in the lower 60s. Northwest winds 10 to 15 mph shifting to the southwest this afternoon. No lightning risk. .TONIGHT...Mostly cloudy. A chance of showers. Not as cool with lows in the upper 40s. South winds 10 to 25 mph. Chance of rain 50 percent. No lightning risk. .TUESDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 70s. South winds 10 to 15 mph decreasing to up to 10 mph in the afternoon. Chance of rain 70 percent.Lightning risk is limited. $$ MEZ010-182000- Top of White Cap Mountain- 232 AM EDT Mon May 18 2026 ...TOP OF WHITE CAP MOUNTAIN (3654')... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers late. Highs in the lower 50s. West winds 10 to 15 mph shifting to the south 10 to 20 mph this afternoon. Chance of rain 20 percent. No lightning risk. .TONIGHT...Partly cloudy in the evening, then clearing. A slight chance of showers. Lows in the upper 40s. Southwest winds 15 to 25 mph. Chance of rain 20 percent. No lightning risk. .TUESDAY...Partly sunny in the morning, then cloudy. A chance of showers in the morning. A slight chance of thunderstorms. Showers likely in the afternoon. Not as cool with highs in the upper 60s. West winds 15 to 20 mph. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ010-182000- Moosehead Lake- 232 AM EDT Mon May 18 2026 ...MOOSEHEAD LAKE... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers this afternoon. Highs in the upper 50s. Southeast winds up to 10 mph shifting to the south this afternoon. Highest waves 1 foot. Chance of rain 20 percent. No lightning risk. Water temperature around 48 degrees Fahrenheit. .TONIGHT...Partly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Highest waves 1 foot. South winds 10 to 15 mph. Chance of rain 20 percent. No lightning risk. Water temperature around 48 degrees Fahrenheit. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms. Showers likely in the afternoon. Not as cool with highs in the lower 70s. Highest waves 1 foot. Southwest winds 10 to 15 mph. Chance of rain 70 percent. Lightning risk is elevated. Water temperature around 48 degrees Fahrenheit. $$ MEZ001-182000- Allagash Wilderness Waterway- 232 AM EDT Mon May 18 2026 ...ALLAGASH WILDERNESS WATERWAY... .TODAY...Partly sunny early this morning, then mostly cloudy. Areas of frost early this morning. Highs in the lower 60s. Southwest winds up to 10 mph. No lightning risk. .TONIGHT...Mostly cloudy. A chance of showers. Not as cool with lows in the lower 50s. South winds up to 10 mph. Chance of rain 50 percent. Lightning risk is limited. .TUESDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Not as cool with highs in the lower 70s. Southwest winds up to 10 mph. Chance of rain 70 percent. Lightning risk is limited. $$ MEZ030-182000- St Croix River- 232 AM EDT Mon May 18 2026 ...ST CROIX RIVER... .TODAY...Partly sunny early this morning, then mostly cloudy. Highs in the upper 60s. Northwest winds up to 10 mph shifting to the southwest this afternoon. No lightning risk. .TONIGHT...Mostly cloudy in the evening, then partly cloudy. A slight chance of showers. Lows around 50. South winds up to 10 mph. Chance of rain 20 percent. No lightning risk. .TUESDAY...Partly sunny in the morning, then mostly cloudy. A slight chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Warmer with highs in the lower 80s. South winds up to 10 mph. Chance of rain 70 percent. Lightning risk is elevated. $$ MEZ030-182000- West Quoddy Head- 232 AM EDT Mon May 18 2026 ...WEST QUODDY HEAD... .TODAY...Partly sunny this morning, then mostly cloudy. Isolated showers late. Much cooler with highs in the lower 50s. Northwest winds up to 10 mph shifting to the south this afternoon. Chance of rain 20 percent. No lightning risk. Water temperature around 41 degrees Fahrenheit. .TONIGHT...Mostly cloudy in the evening, then partly cloudy. A slight chance of showers. Lows in the mid 40s. South winds 10 to 15 mph decreasing to up to 10 mph after midnight. Chance of rain 20 percent. Lightning risk islimited. Water temperature around 41 degrees Fahrenheit. .TUESDAY...Mostly cloudy in the morning, then partly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the mid 50s. South winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of rain 50 percent. Lightning risk is limited. Water temperature around 41 degrees Fahrenheit. $$ MEZ004>006-010-011-031-182000- Upper Penobscot Watershed- 232 AM EDT Mon May 18 2026 ...UPPER PENOBSCOT WATERSHED... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers late. Highs in the mid 60s. Northwest winds up to 10 mph shifting to the south this afternoon. Chance of rain 20 percent. No lightning risk. .TONIGHT...Partly cloudy. A slight chance of showers. Lows in the upper 40s. South winds 10 to 15 mph decreasing to up to 10 mph after midnight. Chance of rain 20 percent. No lightning risk. .TUESDAY...Partly sunny in the morning, then mostly cloudy. A slight chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Much warmer with highs around 80. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of rain 70 percent. Lightning risk is elevated. For current and forecast flow conditions for the Penobscot,see https://water.noaa.gov/wfo/car $$ MEZ011-015-016-031-182000- Lower Penobscot Watershed- 232 AM EDT Mon May 18 2026 ...LOWER PENOBSCOT WATERSHED... .TODAY...Partly sunny early this morning, then mostly cloudy. Isolated showers late. Cooler with highs in the mid 60s. North winds up to 10 mph shifting to the south this afternoon. Chance of rain 20 percent. No lightning risk. .TONIGHT...Partly cloudy in the evening, then clearing. A slight chance of showers after midnight. Lows in the upper 40s. South winds 10 to 15 mph decreasing to up to 10 mph after midnight. Chance of rain 20 percent. No lightning risk. .TUESDAY...Partly sunny. Showers likely with a slight chance of thunderstorms in the afternoon. Much warmer with highs in the mid 80s. Southwest winds up to 10 mph increasing to 10 to 15 mph in the afternoon. Chance of rain 60 percent. Lightning risk is elevated. For current and forecast flow conditions for the Penobscot,see https://water.noaa.gov/wfo/car $$