Keystone, SD Weather

    14:00 Tuesday
    Sunny
    Clear
    8° Feels like 6°
    Moderate northwest wind Northwest 13 - 34 km/h
    • Today 30 Dec. Scattered clouds 9° / -4° Strong northwest wind 24 - 53 km/h
    • Tomorrow 31 Dec. Scattered clouds 11° / -3° Moderate northwest wind 20 - 44 km/h
    • Thursday 1 Jan. Scattered clouds 11° / -1° Moderate west wind 16 - 34 km/h
    • Friday 2 Jan. Scattered clouds 10° / -3° Moderate west wind 13 - 26 km/h
    • Saturday 3 Jan. Scattered clouds 14° / -1° Strong west wind 30 - 66 km/h
    • Sunday 4 Jan. Scattered clouds 11° / 0° Very strong west wind 37 - 82 km/h
    • Monday 5 Jan. Scattered clouds 8° / -3° Moderate northwest wind 19 - 41 km/h

    Weather Forecast for Keystone, SD Today

    , 30 December

    Tomorrow

    , 31 December
    14:00 Clear 8° Sunny
    Feels Like 6°
    Moderate northwest wind Northwest 13 - 34 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 42%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 1%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like 6 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1023 hPa
    • Snowline Snowline 7218 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Visibility Visibility 55 km
    15:00 Clear 7° Sunny
    Feels Like 6°
    Moderate northwest wind Northwest 7 - 30 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 50%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like 6 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 7218 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Visibility Visibility 50 km
    16:00 Clear 3° Sunny
    Feels Like 2°
    Gentle west wind West 6 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 61%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 2%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like 2 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 50 km
    17:00 Clear skies 1° Clear
    Feels Like -2°
    Gentle west wind West 9 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 73%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 10%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -2 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 45 km
    18:00 Clear skies 0° Clear
    Feels Like -3°
    Moderate west wind West 12 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 76%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 4%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 7874 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Visibility Visibility 45 km
    19:00 Scattered clouds 1° Scattered clouds
    Feels Like -3°
    Moderate west wind West 11 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 72%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 23%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Visibility Visibility 45 km
    20:00 Scattered clouds 0° Scattered clouds
    Feels Like -3°
    Moderate west wind West 10 - 22 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 75%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 36%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -3 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1023 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 22 km/h
    • Visibility Visibility 45 km
    21:00 Scattered clouds -1° Scattered clouds
    Feels Like -4°
    Moderate west wind West 10 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 82%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 30%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -4 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 40 km
    22:00 Clear skies -2° Clear
    Feels Like -5°
    Moderate west wind West 8 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 86%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 6%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -5 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 1022 hPa
    • Snowline Snowline 8202 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Visibility Visibility 35 km
    Clear 23:00 Clear skies -2° Clear
    Feels Like -5°
    Gentle west wind West 7 - 18 km/h
    		UV Index 0 Low SPF: no
    23:00 Scattered clouds -2° Scattered clouds
    Feels Like -5°
    Gentle west wind West 7 - 18 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 87%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 4%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -5 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1021 hPa
    • Snowline Snowline 8530 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 18 km/h
    • Visibility Visibility 35 km
    24:00 Scattered clouds -3° Scattered clouds
    Feels Like -6°
    Moderate west wind West 10 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 89%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 23%
    • Snow depth Snow depth 0.39 in
    • Feels Like Feels Like -6 °C
    • Wind Wind - Average 10 km/h
    • Pressure Pressure 1020 hPa
    • Snowline Snowline 9186 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 35 km

    Sunrise and Sunset

    Sunrise 07:27 Sunset 16:25
    First light 06:55 Midday 11:56 Last light 16:57
    Day length 8h 57m

    Remaining daylight 2h 25m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon
    3 Full Moon
    4 Full Moon
    5 Last Quarter
    6 Last Quarter
    7 Last Quarter
    8 Last Quarter
    9 Last Quarter
    10 Last Quarter
    11 Last Quarter
    12 Last Quarter

    Air quality in Keystone today

    Detail
    33
    Fair O₃ (80 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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