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Recreation Forecast for New Hampshire and western Maine
National Weather Service Gray ME
349 PM EDT Sat May 17 2025

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Lake Winnipesaukee in Central New Hampshire-
349 PM EDT Sat May 17 2025

...Recreation forecast for Lake Winnipesaukee...

.TONIGHT...Northeast winds around 5 mph shifting to the west after
midnight. Waves around 1 foot. Mostly cloudy. Showers likely with a
chance of thunderstorms this evening, then a chance of showers after
midnight. Patchy fog. Lows in the mid 50s. Chance of rain
70 percent. Lightning threat is moderate, which implies that
thunderstorms are possible. Water temperature 55 degrees.
.SUNDAY...West winds around 10 mph with gusts up to 20 mph. Waves
around 2 feet. Partly sunny. A chance of showers in the morning,
then showers likely in the afternoon. Highs in the mid 60s. Chance
of rain 60 percent. Thunderstorms are not forecast for this period.
Water temperature 55 degrees.

According to the USCG, when the water temperature is below 60 degrees,
the average submerged person could lose dexterity within minutes and
be unable to accomplish simple tasks like buckling a life jacket or
operating a radio.

$$

MEZ019-180800-
Sebago Lake in Southern Maine-
349 PM EDT Sat May 17 2025

...Recreation forecast for Sebago Lake...

.TONIGHT...East winds around 5 mph this evening becoming light and
variable. Waves less than 1 foot. Cloudy. Showers likely with a
slight chance of thunderstorms this evening, then a chance of
showers after midnight. Areas of fog. Near steady temperature in the
lower 50s. Chance of rain 60 percent. Lightning threat is low, which
implies that there is little chance of thunderstorms. Water
temperature 48 degrees.
.SUNDAY...West winds 5 to 10 mph. Waves around 1 foot. Partly sunny.
Patchy fog in the morning. A chance of showers in the morning, then
showers likely with a slight chance of thunderstorms in the
afternoon. Highs in the mid 60s. Chance of rain 60 percent.
Thunderstorms are not forecast for this period. Water temperature
48 degrees.

According to the USCG, when the water temperature is below 50 degrees,
the chance of immediate incapacitation due to cold shock is extremely
high, and chances of survival become severely diminished even with the
appropriate thermal protection.

$$


Recreation Report for New Hampshire and western Maine
National Weather Service Gray ME
349 PM EDT Sat May 17 2025

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Elevations From 2500 Feet to 4000 Feet in Northern New Hampshire and
the Western Maine Mountains-
349 PM EDT Sat May 17 2025

...Recreation forecast for elevations between 2500 and 4000 feet in
northern New Hampshire and the western Maine mountains...

.TONIGHT...Summits obscured. A slight chance of thunderstorms this
evening. Showers. Some thunderstorms may produce damaging winds and
large hail this evening. Lows in the upper 40s. Southwest winds up
to 10 mph with gusts up to 35 mph. Chance of rain 90 percent.
.SUNDAY...Summits obscured. A chance of showers in the morning, then
showers likely in the afternoon. Highs in the mid 50s. Northwest
winds 10 to 15 mph with gusts up to 35 mph. Chance of rain
70 percent.

$$

MEZ007>009-NHZ002>004-180800-
Summits Above 4000 Feet in Northern New Hampshire and Western Maine-
349 PM EDT Sat May 17 2025

...Recreation forecast for summits above 4000 feet in northern New
Hampshire and western Maine...

.TONIGHT...Summits obscured. A slight chance of thunderstorms this
evening. Showers. Some thunderstorms may produce damaging winds and
large hail this evening. Visibility one quarter mile or less at
times. Lows in the mid 40s. Southwest winds 10 to 20 mph with gusts
up to 35 mph. Chance of rain 80 percent.
.SUNDAY...Summits obscured. A chance of showers in the morning, then
showers likely in the afternoon. Highs in the upper 40s. West winds
15 to 25 mph with gusts up to 40 mph. Chance of rain 70 percent.

$$

NHZ011-015-180800-
Summits of Mount Monadnock and North Pack Monadnock Mountain-
349 PM EDT Sat May 17 2025

...Recreation forecast for summits of Mount Monadnock and North Pack
Monadnock mountain...

.TONIGHT...Mostly cloudy. Showers likely with a chance of
thunderstorms this evening, then a chance of showers after midnight.
Some thunderstorms may produce damaging winds and large hail this
evening. Lows in the lower 50s. West winds up to 10 mph with gusts
up to 20 mph. Chance of rain 60 percent.
.SUNDAY...Mostly cloudy in the morning, then summits becoming
obscured. A chance of showers. Highs in the upper 50s. West winds
10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

$$

MEZ024-180800-
Islands of Casco Bay Maine-
349 PM EDT Sat May 17 2025

...Forecast for the Islands of Casco Bay Maine...

.TONIGHT...Cloudy. Areas of fog. A slight chance of thunderstorms
this evening. A chance of showers. Visibility one quarter mile or
less at times. Lows in the lower 50s. Southeast winds around 10 mph
this evening becoming light and variable. Chance of rain 50 percent.
.SUNDAY...Mostly cloudy. Areas of fog in the morning. A chance of
showers in the afternoon. Highs in the lower 60s. Southwest winds up
to 10 mph. Chance of rain 50 percent.

$$

MEZ025-027-180800-
Islands and Necks of the Mid Coast of Maine-
349 PM EDT Sat May 17 2025

...Forecast for the Islands and Necks of the Mid Coast of Maine...

.TONIGHT...Cloudy. Areas of fog. A chance of showers. Visibility one
quarter mile or less at times. Lows around 50. Southeast winds
around 10 mph this evening becoming light and variable. Chance of
rain 50 percent.
.SUNDAY...Mostly cloudy. Areas of fog in the morning. A chance of
showers. Visibility one quarter mile or less at times in the
morning. Highs in the lower 60s. Light and variable winds becoming
southwest around 10 mph in the afternoon. Chance of rain 50 percent.

$$

MEZ027-028-180800-
Islands of Penobscot Bay Maine-
349 PM EDT Sat May 17 2025

...Forecast for the Islands of Penobscot Bay Maine...

.TONIGHT...Cloudy. Areas of fog. Showers likely. Visibility one
quarter mile or less at times. Lows in the upper 40s. Southeast
winds up to 10 mph with gusts up to 25 mph. Chance of rain
60 percent.
.SUNDAY...Cloudy. Areas of fog in the morning. A chance of showers.
Visibility one quarter mile or less at times in the morning. Highs
in the upper 50s. Light and variable winds becoming southwest around
10 mph in the afternoon. Chance of rain 50 percent.

$$

MEZ026-027-180800-
Offshore Islands of Monhegan, Matinicus and Criehaven-
349 PM EDT Sat May 17 2025

...Forecast for the Offshore Islands of Monhegan, Matinicus and
Criehaven...

.TONIGHT...Cloudy. Areas of dense fog. A chance of showers.
Visibility one quarter mile or less at times. Lows in the upper 40s.
Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain
50 percent.
.SUNDAY...Mostly cloudy. Areas of fog in the morning. A chance of
showers. Highs in the upper 50s. Southwest winds 10 to 15 mph.
Chance of rain 30 percent.

$$