Atlantic Coast at Portland (IN MLLW)
9.7 mi- Level
- 9.8 ft
Forecast peak 10.2 ft Sat 10 AM
Reading from Sat 9:06 AM · NWS gauge page
Appearance
Observed 10:05 AM EDT at KPWM
Sunny and 46°8°.
Today: low 29°−2° (likely 27°−3° to 33°1°), high 58°14° (likely 57°14° to 58°14°).
Now 46°8°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 10a | Sunny | 42°6° (likely 42°6° to 46°8°) | 42°6° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 55% | 4% | 0 |
| Sat 11a | Sunny | 47°8° (likely 47°8° to 51°11°) | 47°8° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 47% | 0% | 1 |
| Sat 12p | Sunny | 52°11° (likely 52°11° to 54°12°) | 52°11° | 0% | 0 mph0 km/h, gusts 10 mph15 km/h | 36% | 0% | 2 |
| Sat 1p | Sunny | 54°12° (likely 54°12° to 56°13°) | 54°12° | 0% | 0 mph0 km/h, gusts 11 mph18 km/h | 32% | 0% | 2 |
| Sat 2p | Sunny | 56°13° (likely 56°13° to 58°14°) | 56°13° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 30% | 0% | 2 |
| Sat 3p | Sunny | 56°13° (likely 56°13° to 58°14°) | 56°13° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 30% | 0% | 2 |
| Sat 4p | Sunny | 57°14° (likely 55°13° to 58°14°) | 57°14° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 30% | 0% | 1 |
| Sat 5p | Sunny | 54°12° (likely 52°11° to 56°13°) | 54°12° | 0% | 0 mph0 km/h, gusts 5 mph9 km/h | 36% | 0% | 0 |
| Sat 6p | Clear | 50°10° (likely 46°8° to 50°10°) | 50°10° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 44% | 0% | 0 |
| Sat 7p | Clear | 47°8° (likely 43°6° to 47°8°) | 47°8° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 51% | 0% | 0 |
| Sat 8p | Clear | 42°6° (likely 41°5° to 43°6°) | 42°6° | 0% | 0 mph0 km/h, gusts 9 mph14 km/h | 65% | 0% | 0 |
| Sat 9p | Clear | 40°4° (likely 39°4° to 42°6°) | 40°4° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 64% | 1% | 0 |
| Sat 10p | Clear | 38°3° (likely 38°3° to 41°5°) | 38°3° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 64% | 1% | 0 |
| Sat 11p | Clear | 37°3° (likely 37°3° to 42°6°) | 37°3° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 67% | 1% | 0 |
| Sun 12a | Clear | 36°2° (likely 36°2° to 43°6°) | 36°2° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 67% | 0% | 0 |
| Sun 1a | Clear | 35°2° (likely 35°2° to 41°5°) | 35°2° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 75% | 2% | 0 |
| Sun 2a | Clear | 34°1° (likely 34°1° to 41°5°) | 34°1° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 82% | 4% | 0 |
| Sun 3a | Clear | 32°0° (likely 32°0° to 41°5°) | 32°0° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 92% | 12% | 0 |
| Sun 4a | Clear | 31°−1° (likely 31°−1° to 40°4°) | 31°−1° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 12% | 0 |
| Sun 5a | Clear | 30°−1° (likely 30°−1° to 40°4°) | 30°−1° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 13% | 0 |
| Sun 6a | Clear | 29°−2° (likely 29°−2° to 39°4°) | 29°−2° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 96% | 17% | 0 |
| Sun 7a | Sunny | 29°−2° (likely 29°−2° to 39°4°) | 29°−2° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 100% | 19% | 0 |
| Sun 8a | Sunny | 35°2° (likely 34°1° to 40°4°) | 35°2° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 85% | 18% | 0 |
| Sun 9a | Sunny | 41°5° (likely 40°4° to 43°6°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 79% | 4% | 1 |
| Sun 10a | Sunny | 47°8° (likely 47°8° to 50°10°) | 47°8° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 65% | 2% | 2 |
| Sun 11a | Sunny | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 52% | 0% | 3 |
| Sun 12p | Sunny | 56°13° (likely 56°13° to 60°16°) | 56°13° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 47% | 0% | 4 |
| Sun 1p | Sunny | 59°15° (likely 59°15° to 62°17°) | 59°15° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 42% | 0% | 4 |
| Sun 2p | Sunny | 60°16° (likely 60°16° to 64°18°) | 60°16° | 0% | 5 mph8 km/h from S, gusts 8 mph13 km/h | 41% | 0% | 4 |
| Sun 3p | Sunny | 60°16° (likely 60°16° to 65°18°) | 60°16° | 0% | 5 mph8 km/h from S, gusts 10 mph16 km/h | 44% | 0% | 3 |
| Sun 4p | Sunny | 60°16° (likely 57°14° to 62°17°) | 60°16° | 0% | 5 mph8 km/h from S, gusts 12 mph19 km/h | 47% | 0% | 2 |
| Sun 5p | Sunny | 57°14° (likely 54°12° to 59°15°) | 57°14° | 0% | 5 mph8 km/h from S, gusts 11 mph18 km/h | 55% | 0% | 1 |
| Sun 6p | Clear | 53°12° (likely 48°9° to 53°12°) | 53°12° | 0% | 5 mph8 km/h from S, gusts 10 mph17 km/h | 64% | 0% | 0 |
| Sun 7p | Clear | 50°10° (likely 46°8° to 50°10°) | 48°9° | 0% | 5 mph8 km/h from S, gusts 11 mph17 km/h | 71% | 0% | 0 |
| Sun 8p | Clear | 45°7° (likely 44°7° to 49°9°) | 43°6° | 0% | 5 mph8 km/h from SW, gusts 11 mph18 km/h | 79% | 0% | 0 |
| Sun 9p | Clear | 43°6° (likely 43°6° to 47°8°) | 41°5° | 0% | 5 mph8 km/h from SW, gusts 11 mph18 km/h | 82% | 0% | 0 |
| Sun 10p | Clear | 41°5° (likely 41°5° to 46°8°) | 39°4° | 0% | 5 mph8 km/h from SW, gusts 12 mph19 km/h | 85% | 0% | 0 |
| Sun 11p | Clear | 40°4° (likely 40°4° to 45°7°) | 38°3° | 0% | 5 mph8 km/h from SW, gusts 11 mph17 km/h | 82% | 40% | 0 |
| Mon 12a | Clear | 39°4° (likely 39°4° to 44°7°) | 37°3° | 0% | 5 mph8 km/h from SW, gusts 10 mph17 km/h | 82% | 40% | 0 |
| Mon 1a | Mostly clear | 37°3° (likely 37°3° to 44°7°) | 37°3° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 85% | 13% | 0 |
| Mon 2a | Clear | 36°2° (likely 36°2° to 44°7°) | 36°2° | 0% | 0 mph0 km/h, gusts 9 mph15 km/h | 85% | 6% | 0 |
| Mon 3a | Clear | 34°1° (likely 34°1° to 44°7°) | 34°1° | 0% | 0 mph0 km/h, gusts 9 mph15 km/h | 89% | 3% | 0 |
| Mon 4a | Mostly clear | 33°1° (likely 33°1° to 42°6°) | 33°1° | 0% | 0 mph0 km/h, gusts 9 mph14 km/h | 92% | 10% | 0 |
| Mon 5a | Mostly clear | 32°0° (likely 32°0° to 40°4°) | 32°0° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 96% | 42% | 0 |
| Mon 6a | Mostly clear | 32°0° (likely 32°0° to 39°4°) | 32°0° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 96% | 14% | 0 |
| Mon 7a | Mostly sunny | 33°1° (likely 32°0° to 39°4°) | 33°1° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 54% | 0 |
| Mon 8a | Mostly sunny | 35°2° (likely 33°1° to 41°5°) | 35°2° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 92% | 49% | 0 |
| Mon 9a | Mostly sunny | 41°5° (likely 37°3° to 48°9°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 79% | 54% | 1 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Sunny, with a high near 58. Northwest wind around 0 mph.
Tonight: Clear, with a low around 29. West wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Sunny, with a high near 62. Southwest wind 0 to 5 mph.
Night: Mostly clear, with a low around 31. Southwest wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68. West wind around 0 mph.
Night: Partly cloudy, with a low around 33.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 51.
Night: Mostly clear, with a low around 22.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 51.
Night: Mostly clear, with a low around 26.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 59.
Night: Partly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 64.
Night: Partly cloudy, with a low around 35.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
20% chance
Overnight
midnight–6 AM
30% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
20% chance
Evening
6 PM–midnight
30% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Dry, high 58°, low 29°.
Dry, high 62°, low 31°, warming up.
Dry, high 68°, low 33°, warming up.
Mostly dry, highs 51–64°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (GYX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 10.2 ft Sat 10 AM
Reading from Sat 9:06 AM · NWS gauge page
Reading from Sat 9 AM · NWS gauge page
Reading from Sat 9 AM · NWS gauge page
Reading from Sat 9 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 67% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 18 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 34°F).
Sun, 2:00 PM–4:00 PM
Good stretch to open the windows.
Today’s expected high is about typical for the date.
On average 2°1° colder than normal (daily mean temperature).
Gorham weather by month: normals, records, snow and freeze dates
Sunrise 7:07 AM, sunset 5:43 PM.
Clear 6:13 PM–6:39 AM, but the moon is 99% lit and up.
Waxing gibbous
97% lit · growing