10-day forecast for Port Heiden, AK: 48° to 63°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Tuesday, August 11
59° · 0.32 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1060° / 48°0
Morning51°feels 50°
Afternoon59°feels 59°
Evening57°feels 56°
Overnight52°feels 51°
60 °
Port Heiden, Monday, 10 August
Overcast. High 60°, low 48°.
Pressure30.15 inHg
Wind5 mph NW
Humidity83%
Visibility6.2 mi
Dew point52°
Tue, 1163° / 50°0
Morning52°feels 51°
Afternoon62°feels 61°
Evening61°feels 60°
Overnight51°feels 50°
63 °
Port Heiden, Tuesday, 11 August
Overcast. High 63°, low 50°.
Pressure30.12 inHg
Wind0.9 mph SW
Humidity77%
Visibility6.2 mi
Dew point51°
Wed, 1258° / 50°0.09
Morning52°feels 51°
Afternoon58°feels 57°
Evening57°feels 57°
Overnight52°feels 51°
58 °
Port Heiden, Wednesday, 12 August
Light rain. High 58°, low 50°.
Pressure30.06 inHg
Wind12.2 mph E
Humidity79%
Visibility6.2 mi
Dew point50°
Thu, 1359° / 55°0.32
Morning56°feels 55°
Afternoon58°feels 57°
Evening57°feels 56°
Overnight57°feels 56°
59 °
Port Heiden, Thursday, 13 August
Light rain. High 59°, low 55°.
Pressure29.77 inHg
Wind14.5 mph E
Humidity90%
Visibility—
Dew point55°
Fri, 1459° / 54°0.04
Morning56°feels 55°
Afternoon58°feels 57°
Evening57°feels 56°
Overnight54°feels 54°
59 °
Port Heiden, Friday, 14 August
Light rain. High 59°, low 54°.
Pressure29.77 inHg
Wind12.4 mph E
Humidity82%
Visibility—
Dew point52°
Sat, 1557° / 53°0.2
Morning55°feels 54°
Afternoon57°feels 56°
Evening55°feels 55°
Overnight55°feels 54°
57 °
Port Heiden, Saturday, 15 August
Light rain. High 57°, low 53°.
Pressure29.65 inHg
Wind14 mph NE
Humidity85%
Visibility—
Dew point52°
Sun, 1658° / 53°0
Morning55°feels 54°
Afternoon58°feels 57°
Evening55°feels 54°
Overnight53°feels 53°
58 °
Port Heiden, Sunday, 16 August
Overcast. High 58°, low 53°.
Pressure29.74 inHg
Wind13.8 mph NE
Humidity80%
Visibility—
Dew point51°
Mon, 1752° / 49°0.04
Morning50°feels 47°
Afternoon51°feels 51°
Evening52°feels 51°
Overnight51°feels 49°
52 °
Port Heiden, Monday, 17 August
Light rain. High 52°, low 49°.
Pressure29.80 inHg
Wind10.5 mph SW
Humidity95%
Visibility—
Dew point49°
Tue, 1858° / 50°0
Morning52°feels 51°
Afternoon55°feels 54°
Evening55°feels 55°
Overnight52°feels 51°
58 °
Port Heiden, Tuesday, 18 August
Overcast. High 58°, low 50°.
Pressure29.71 inHg
Wind8.2 mph N
Humidity84%
Visibility—
Dew point50°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Port Heiden, AK around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.