Great Falls, MD Weather

    06:00 Saturday
    Scattered clouds
    Scattered clouds
    -4° Feels like -7°
    New Moon New Moon Illuminated: 0%
    • Today 20 Dec. Scattered clouds 6° / -5° Moderate southwest wind 19 - 40 km/h
    • Tomorrow 21 Dec. Scattered clouds 8° / -3° Moderate northwest wind 22 - 47 km/h
    • Monday 22 Dec. Scattered clouds 5° / -6° Moderate northwest wind 10 - 23 km/h
    • Tuesday 23 Dec. Overcast 11° / 2° Moderate south wind 12 - 26 km/h
    • Wednesday 24 Dec. Scattered clouds 10° / 1° Moderate northwest wind 17 - 38 km/h
    • Thursday 25 Dec. Partly cloudy 12° / 0° Moderate southwest wind 15 - 33 km/h
    • Friday 26 Dec. Partly cloudy 22° / 10° Moderate northwest wind 20 - 46 km/h

    Weather Forecast for Great Falls, MD Today

    , 20 December

    Tomorrow

    , 21 December
    06:00 Scattered clouds -4° Scattered clouds
    Feels Like -7°
    Gentle north wind North 9 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 6562 ft
    07:00 Scattered clouds -4° Scattered clouds
    Feels Like -7°
    Moderate north wind North 9 - 20 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 57%
    • Dew Point Dew Point -11 °C
    • Clouds Clouds 49%
    • Feels Like Feels Like -7 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1024 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 20 km/h
    • Snowline Snowline 7218 ft
    08:00 Scattered clouds -3° Scattered clouds
    Feels Like -5°
    Gentle southwest wind Southwest 6 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 41%
    • Feels Like Feels Like -5 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Snowline Snowline 7218 ft
    09:00 Clear -1° Sunny
    Feels Like -2°
    Gentle southwest wind Southwest 4 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 53%
    • Dew Point Dew Point -10 °C
    • Clouds Clouds 2%
    • Feels Like Feels Like -2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Snowline Snowline 7218 ft
    10:00 Scattered clouds 0° Scattered clouds
    Feels Like 1°
    Gentle southwest wind Southwest 3 - 13 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 48%
    • Dew Point Dew Point -9 °C
    • Clouds Clouds 26%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1027 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 13 km/h
    • Snowline Snowline 7218 ft
    Scattered clouds 11:00 Scattered clouds 2° Scattered clouds
    Feels Like 1°
    Gentle south wind South 7 - 19 km/h
    		UV Index 1 Low SPF: no
    11:00 Scattered clouds 2° Scattered clouds
    Feels Like 1°
    Gentle south wind South 7 - 19 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 38%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 1026 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Snowline Snowline 6890 ft
    12:00 Scattered clouds 4° Scattered clouds
    Feels Like 1°
    Moderate south wind South 11 - 26 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -7 °C
    • Clouds Clouds 27%
    • Feels Like Feels Like 1 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1025 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 7218 ft
    13:00 Scattered clouds 4° Scattered clouds
    Feels Like 2°
    Moderate south wind South 12 - 28 km/h
    		UV Index 2 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 48%
    • Dew Point Dew Point -6 °C
    • Clouds Clouds 21%
    • Feels Like Feels Like 2 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1023 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 28 km/h
    • Snowline Snowline 7218 ft
    Scattered clouds 14:00 Scattered clouds 5° Scattered clouds
    Feels Like 3°
    Moderate south wind South 13 - 30 km/h
    		UV Index 1 Low SPF: no
    14:00 Scattered clouds 5° Scattered clouds
    Feels Like 3°
    Moderate south wind South 13 - 30 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 35%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 7546 ft
    15:00 Scattered clouds 6° Scattered clouds
    Feels Like 3°
    Moderate south wind South 14 - 30 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 47%
    • Dew Point Dew Point -5 °C
    • Clouds Clouds 25%
    • Feels Like Feels Like 3 °C
    • Visibility Visibility 50 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 30 km/h
    • Snowline Snowline 7874 ft
    16:00 Clear 5° Sunny
    Feels Like 2°
    Moderate south wind South 12 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 53%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 8%
    • Feels Like Feels Like 2 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1021 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 8202 ft
    Sunny 17:00 Clear 3° Sunny
    Feels Like 0°
    Moderate south wind South 13 - 25 km/h
    		UV Index 0 Low SPF: no
    17:00 Clear 3° Sunny
    Feels Like 0°
    Moderate south wind South 13 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 59%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Snowline Snowline 8858 ft
    18:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate south wind South 14 - 26 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 62%
    • Dew Point Dew Point -4 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 26 km/h
    • Snowline Snowline 8530 ft
    19:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate south wind South 16 - 29 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 16 km/h
    • Pressure Pressure 1020 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 29 km/h
    • Snowline Snowline 8202 ft
    Clear 20:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate south wind South 18 - 34 km/h
    		UV Index 0 Low SPF: no
    20:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate south wind South 18 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 8530 ft
    21:00 Clear skies 3° Clear
    Feels Like 0°
    Moderate south wind South 18 - 35 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1019 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 35 km/h
    • Snowline Snowline 8858 ft
    22:00 Clear skies 4° Clear
    Feels Like 0°
    Moderate south wind South 17 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 66%
    • Dew Point Dew Point -2 °C
    • Clouds Clouds 0%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 17 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 8530 ft
    Clear 23:00 Clear skies 4° Clear
    Feels Like 0°
    Moderate south wind South 18 - 34 km/h
    		UV Index 0 Low SPF: no
    23:00 Clear skies 4° Clear
    Feels Like 0°
    Moderate south wind South 18 - 34 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1018 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 34 km/h
    • Snowline Snowline 8858 ft
    24:00 Clear skies 4° Clear
    Feels Like 0°
    Moderate southwest wind Southwest 19 - 36 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 1%
    • Feels Like Feels Like 0 °C
    • Visibility Visibility 45 km
    • Wind Wind - Average 19 km/h
    • Pressure Pressure 1017 hPa
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Snowline Snowline 9514 ft

    Sunrise and Sunset

    Sunrise 07:23 Sunset 16:49
    First light 06:53 Midday 12:06 Last light 17:19
    Day length 9h 26m

    Time remaining until sunrise 1h 24m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    20 New Moon
    21 New Moon
    22 First Quarter
    23 First Quarter
    24 First Quarter
    25 First Quarter
    26 First Quarter
    27 First Quarter
    28 First Quarter
    29 First Quarter
    30 First Quarter
    31 First Quarter
    1 First Quarter
    2 Full Moon

    Air quality in Great Falls today

    Detail
    27
    Fair PM₂₅ (14 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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