Harman US

Gateway, AK Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Gateway, a community in Matanuska-Susitna Borough County, Alaska.

Tonight
34°F
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 3am. Mostly cloudy, with a low around 34. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

7-day forecast for Gateway

WhenTempForecastWindPrecip
Tonight 34°F Mostly Cloudy then Slight Chance Light Rain 15 mph NE 21%
Wednesday 43°F Mostly Cloudy then Isolated Rain Showers 10 to 15 mph NE 16%
Wednesday Night 29°F Chance Light Rain then Mostly Cloudy 10 mph NE 25%
Thursday 40°F Partly Sunny 10 mph NE 4%
Thursday Night 28°F Partly Cloudy 10 mph NE 0%
Friday 39°F Partly Sunny 5 to 10 mph NE 7%
Friday Night 27°F Mostly Cloudy 5 to 10 mph NE 7%
Saturday 38°F Partly Sunny 5 mph E 5%
Saturday Night 26°F Mostly Cloudy 5 mph E 4%
Sunday 36°F Mostly Cloudy 5 mph NE 6%
Sunday Night 27°F Mostly Cloudy 5 mph E 7%
Monday 36°F Partly Sunny 5 mph E 7%
Monday Night 25°F Mostly Cloudy 5 mph NE 7%
Tuesday 35°F Partly Sunny 5 mph NE 7%

Forecast source: National Weather Service (api.weather.gov) for Gateway (61.567, -149.223). Updated through the day.

Growing snapshot for Gateway

Last spring frost
May 16
First fall frost
Sep 23
Growing season
128 days

More local growing data for Gateway: nearby ZIP 99654 weather · frost dates · planting calendar · Alaska frost dates

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Climate data from the nearest NOAA station, Anderson Lake, Ak (3 mi from Gateway). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.