Grindstone, ME Weather Forecast

Local 7-day forecast

75°
F

Partly Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Grindstone, ME in one place.

Wednesday, September 16, 2026
Wind: 6 to 9 mph SW
Wednesday

Partly sunny, with a high near 75. Southwest wind 6 to 9 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Grindstone, ME is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 11:14 AM EDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Grindstone, ME.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 15, 2026 11:14 AM EDT
Forecast office
CAR
Source
NOAA / NWS
Next High
75°F
Wednesday
Next Low
45°F
Wednesday Night
Rain Outlook
6
Periods mentioning precipitation
Windiest
5 to 18 mph
Friday

Daily Outlook

Today
Sep 16
Partly Sunny
75 °F
/ 45°F
Wind 6 to 9 mph
Thu
Sep 17
Partly Sunny
67 °F
/ 47°F
Wind 3 mph
Fri
Sep 18
Patchy Fog then Sunny
64 °F
/ 37°F
Wind 5 to 18 mph
Sat
Sep 19
Sunny
60 °F
/ 38°F
Wind 3 to 8 mph
Sun
Sep 20
Rain Showers Likely
60 °F
/ 39°F
Wind 3 to 10 mph
Mon
Sep 21
Mostly Sunny
61 °F
/ 38°F
Wind 6 to 9 mph

This Week in Grindstone

Wednesday looks like the warmest upcoming period in Grindstone at 75 degrees F.

Friday Night is the coolest period ahead with temperatures near 37 degrees F.

The strongest winds are forecast for Friday at about 5 to 18 mph NW.

Precipitation is mentioned in 6 upcoming forecast periods.

Forecast Details

Last updated
Sep 15, 2026 11:14 AM EDT
Coverage
6 days
Time zone
America/New_York
Forecast office
CAR
Radar station
KCBW

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
45°F
Partly Cloudy
2 to 6 mph NW

Partly cloudy, with a low around 45. Northwest wind 2 to 6 mph.

Thursday
Sep 17
67°F
Partly Sunny
3 mph E

Partly sunny, with a high near 67. East wind around 3 mph.

Thursday Night
Sep 17
47°F
Chance Rain Showers
3 mph S

A slight chance of rain showers between 8pm and 9pm, then patchy fog and a slight chance of rain showers between 9pm and 10pm, then a chance of rain showers and patchy fog between 10pm and 4am, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 47. South wind around 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Friday
Sep 18
64°F
Patchy Fog then Sunny
5 to 18 mph NW

Patchy fog and a slight chance of rain showers before 8am. Sunny, with a high near 64. Northwest wind 5 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

Friday Night
Sep 18
37°F
Mostly Clear
6 to 16 mph NW

Mostly clear, with a low around 37.

Saturday
Sep 19
60°F
Sunny
3 to 8 mph NW

Sunny, with a high near 60.

Saturday Night
Sep 19
38°F
Mostly Cloudy then Chance Rain Showers
0 to 3 mph E

A chance of rain showers after midnight. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

Sunday
Sep 20
60°F
Rain Showers Likely
3 to 10 mph SE

Rain showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.

Sunday Night
Sep 20
39°F
Chance Rain Showers
3 to 8 mph N

A chance of rain showers before 4am. Mostly cloudy, with a low around 39. Chance of precipitation is 50%.

Monday
Sep 21
61°F
Mostly Sunny
6 to 9 mph N

Mostly sunny, with a high near 61.

Monday Night
Sep 21
38°F
Slight Chance Rain Showers
2 to 7 mph N

A slight chance of rain showers after 8pm. Partly cloudy, with a low around 38.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Partly Sunny
75°F
6 to 9 mph
SW
Wednesday Night
Sep 16
Partly Cloudy
45°F
2 to 6 mph
NW
Thursday
Sep 17
Partly Sunny
67°F
3 mph
E
Thursday Night
Sep 17
Chance Rain Showers
47°F
3 mph
S
Friday
Sep 18
Patchy Fog then Sunny
64°F
5 to 18 mph
NW
Friday Night
Sep 18
Mostly Clear
37°F
6 to 16 mph
NW
Saturday
Sep 19
Sunny
60°F
3 to 8 mph
NW
Saturday Night
Sep 19
Mostly Cloudy then Chance Rain Showers
38°F
0 to 3 mph
E
Sunday
Sep 20
Rain Showers Likely
60°F
3 to 10 mph
SE
Sunday Night
Sep 20
Chance Rain Showers
39°F
3 to 8 mph
N
Monday
Sep 21
Mostly Sunny
61°F
6 to 9 mph
N
Monday Night
Sep 21
Slight Chance Rain Showers
38°F
2 to 7 mph
N
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.