Petersburg Weather Forecast
Current Conditions & 10-Day Outlook
Current Weather Conditions in Petersburg
Petersburg
Alaska, United States
Mainly clearHourly Petersburg Weather Forecast
20°19°19°18°17°
15°13°12°11°10°9°9°9°10°11°
12°12°13°14°15°15°16°17°17°Very gentle wind.
High chance of precipitation.
Petersburg 10-Day Weather Outlook
Meteorologia de hoje em Petersburg, Alaska, United States
Sat, Jun 13
Sun, Jun 14
Mon, Jun 15
Tue, Jun 16
Wed, Jun 17
Thu, Jun 18
Fri, Jun 19
Sat, Jun 20
Sun, Jun 21
Sensação térmica
Feels cooler than actual temperature.
Pressão
Expect clear and stable weather.
Humidade
High humidity.
UV
Take precautions.
Rajadas
Velocidade máxima das rajadas de vento hoje.
Nebulosidade
Partly cloudy, some clouds expected.
Luz do dia
Long days, short nights.
Chuva
No rain, dry conditions expected.
Queda de neve
No snowfall expected.
Current Air Quality in Petersburg
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About Petersburg Weather
General
This page provides the current weather forecast for Petersburg, Alaska, United States, including hourly conditions, a 10-day outlook, wind speed and direction, precipitation, UV index, and air quality - giving you everything you need to plan your day in one view.
Forecast & Methodology
The forecast data on this page is sourced from the ECMWF open-source model - a reliable global model used widely across weather services worldwide. For sailors, boaters, and mariners who need greater accuracy and higher resolution, PredictWind's proprietary forecast models deliver precision down to 1km resolution, updated multiple times daily and validated against real-world observations. Sign up free to access PredictWind's advanced forecasts.
Sailing & Marine Conditions
Petersburg weather forecasts on PredictWind are optimised for sailors and boaters who need precise, reliable wind and wave data for passage planning and day sailing. PredictWind is used by ocean racers, cruising sailors, and commercial vessel operators across United States and worldwide. For detailed marine conditions including wave height, swell period, and offshore wind forecasts, see the Petersburg marine forecast.
Units
Wind speed is displayed in knots - the standard unit used by sailors, weather services, and maritime authorities. Temperature is shown in degrees Celsius. Use the toggle at the top of the page to switch between Celsius and Fahrenheit. Pressure is shown in hPa, rainfall in millimetres, and air quality is available in both US and EU AQI standards.