Great Falls, MD Weather

01:00 Monday Artboard
Scattered clouds Scattered clouds 17° Feels like 17° Last Quarter Last Quarter Illuminated: 70%
reloj Hourly Cloudy intervals for the next few hours
  • Today 29 April Scattered clouds 31° / 13° Calm 12 - 23 km/h
  • Tomorrow 30 April Scattered clouds 31° / 15° Calm 16 - 33 km/h
  • Wednesday 1 May Light rain 60% 3.4 mm 27° / 16° Calm 16 - 39 km/h
  • Thursday 2 May Fog 31° / 14° Calm 10 - 25 km/h
  • Friday 3 May Partly cloudy 26° / 13° Calm 20 - 43 km/h
  • Saturday 4 May Light rain 70% 5.8 mm 17° / 13° Calm 16 - 35 km/h
  • Sunday 5 May Light rain 60% 2.3 mm 23° / 13° Calm 12 - 34 km/h

Weather Forecast for Great Falls, MD Today

, 29 April

Tomorrow

, 30 April
02:00 Scattered clouds 17° Scattered clouds
Feels Like 17°
Calm Southwest 7 - 14 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 82%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 18%
  • Feels Like Feels Like 17 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 km/h
  • Snowline Snowline 3900 m
03:00 Clear sky 16° Clear sky
Feels Like 16°
Calm Southwest 7 - 12 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 88%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 16 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 12 km/h
  • Snowline Snowline 4000 m
04:00 Clear sky 15° Clear sky
Feels Like 15°
Calm Southwest 8 - 12 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 92%
  • Dew Point Dew Point 13 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 15 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 12 km/h
  • Snowline Snowline 4000 m
Scattered clouds 05:00 Scattered clouds 14° Scattered clouds
Feels Like 14°
Calm West 7 - 13 km/h
UV Index 0 Low SPF: no
Scattered clouds 05:00 Scattered clouds 14° Scattered clouds
Feels Like 14°
Calm West 7 - 13 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 13 °C
  • Clouds Clouds 27%
  • Feels Like Feels Like 14 °C
  • Visibility Visibility 20 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 13 km/h
  • Snowline Snowline 3900 m
06:00 Scattered clouds 14° Scattered clouds
Feels Like 14°
Calm West 7 - 11 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 13 °C
  • Clouds Clouds 37%
  • Feels Like Feels Like 14 °C
  • Visibility Visibility 20 km
  • Wind Wind - Average 7 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 km/h
  • Snowline Snowline 3900 m
07:00 Clear 14° Clear
Feels Like 14°
Calm West 5 - 10 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 94%
  • Dew Point Dew Point 13 °C
  • Clouds Clouds 8%
  • Feels Like Feels Like 14 °C
  • Visibility Visibility 20 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1018 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 10 km/h
  • Snowline Snowline 3900 m
Clear 08:00 Clear 17° Clear
Feels Like 17°
Calm West 3 - 11 km/h
UV Index 1 Low SPF: no
Clear 08:00 Clear 17° Clear
Feels Like 17°
Calm West 3 - 11 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 86%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 17 °C
  • Visibility Visibility 25 km
  • Wind Wind - Average 3 km/h
  • Pressure Pressure 1018 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 km/h
  • Snowline Snowline 3900 m
09:00 Clear 20° Clear
Feels Like 20°
Calm West 2 - 11 km/h
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 76%
  • Dew Point Dew Point 16 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 20 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 2 km/h
  • Pressure Pressure 1018 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 11 km/h
  • Snowline Snowline 4000 m
10:00 Clear 23° Clear
Feels Like 25°
Calm West 3 - 14 km/h
UV Index 4 Moderate SPF: 6-10
  • Rain Rain 0% 0 mm
  • Humidity Humidity 65%
  • Dew Point Dew Point 16 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 25 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 3 km/h
  • Pressure Pressure 1018 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 14 km/h
  • Snowline Snowline 4000 m
Clear 11:00 Clear 26° Clear
Feels Like 27°
Calm West 5 - 17 km/h
UV Index 6 High SPF: 15-25
Clear 11:00 Clear 26° Clear
Feels Like 27°
Calm West 5 - 17 km/h
UV Index 6 High SPF: 15-25
  • Rain Rain 0% 0 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point 16 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 27 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1018 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 17 km/h
  • Snowline Snowline 4000 m
12:00 Clear 28° Clear
Feels Like 28°
Calm West 5 - 18 km/h
UV Index 8 Very High! SPF: 25-50
  • Rain Rain 0% 0 mm
  • Humidity Humidity 47%
  • Dew Point Dew Point 15 °C
  • Clouds Clouds 2%
  • Feels Like Feels Like 28 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 5 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 18 km/h
  • Snowline Snowline 4000 m
13:00 Clear 29° Clear
Feels Like 29°
Calm West 4 - 18 km/h
UV Index 8 Very High! SPF: 25-50
  • Rain Rain 0% 0 mm
  • Humidity Humidity 41%
  • Dew Point Dew Point 15 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 29 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 4 km/h
  • Pressure Pressure 1017 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 18 km/h
  • Snowline Snowline 4000 m
Scattered clouds 14:00 Scattered clouds 30° Scattered clouds
Feels Like 29°
Calm Southwest 4 - 18 km/h
UV Index 7 High SPF: 15-25
Scattered clouds 14:00 Scattered clouds 30° Partly cloudy
Feels Like 29°
Calm Southwest 4 - 18 km/h
UV Index 7 High SPF: 15-25
  • Rain Rain 0% 0 mm
  • Humidity Humidity 37%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 17%
  • Feels Like Feels Like 29 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 4 km/h
  • Pressure Pressure 1016 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 18 km/h
  • Snowline Snowline 4000 m
15:00 Partly cloudy 31° Partly cloudy
Feels Like 30°
Calm Southwest 6 - 17 km/h
UV Index 5 Moderate SPF: 6-10
  • Rain Rain 0% 0 mm
  • Humidity Humidity 35%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 61%
  • Feels Like Feels Like 30 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1015 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 17 km/h
  • Snowline Snowline 4000 m
16:00 Scattered clouds 31° Scattered clouds
Feels Like 30°
Calm Southwest 6 - 18 km/h
UV Index 4 Moderate SPF: 6-10
  • Rain Rain 0% 0 mm
  • Humidity Humidity 35%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 45%
  • Feels Like Feels Like 30 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 6 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 18 km/h
  • Snowline Snowline 4000 m
Scattered clouds 17:00 Scattered clouds 30° Scattered clouds
Feels Like 30°
Calm South 8 - 20 km/h
UV Index 2 Low SPF: no
Scattered clouds 17:00 Scattered clouds 30° Scattered clouds
Feels Like 30°
Calm South 8 - 20 km/h
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 38%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 51%
  • Feels Like Feels Like 30 °C
  • Visibility Visibility 40 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 20 km/h
  • Snowline Snowline 4000 m
18:00 Scattered clouds 28° Scattered clouds
Feels Like 29°
Calm South 8 - 19 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 48%
  • Dew Point Dew Point 16 °C
  • Clouds Clouds 15%
  • Feels Like Feels Like 29 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 19 km/h
  • Snowline Snowline 3900 m
19:00 Scattered clouds 27° Scattered clouds
Feels Like 27°
Calm South 10 - 20 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 53%
  • Dew Point Dew Point 16 °C
  • Clouds Clouds 16%
  • Feels Like Feels Like 27 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 10 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 20 km/h
  • Snowline Snowline 3900 m
Clear 20:00 Clear 24° Clear
Feels Like 26°
Calm South 12 - 21 km/h
UV Index 0 Low SPF: no
Clear 20:00 Clear 24° Scattered clouds
Feels Like 26°
Calm South 12 - 21 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 57%
  • Dew Point Dew Point 15 °C
  • Clouds Clouds 7%
  • Feels Like Feels Like 26 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 12 km/h
  • Pressure Pressure 1013 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 21 km/h
  • Snowline Snowline 4000 m
21:00 Clear sky 23° Clear sky
Feels Like 25°
Calm South 12 - 21 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 58%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 3%
  • Feels Like Feels Like 25 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 12 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 21 km/h
  • Snowline Snowline 4000 m
22:00 Clear sky 22° Clear sky
Feels Like 22°
Calm South 12 - 22 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 65%
  • Dew Point Dew Point 15 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 22 °C
  • Visibility Visibility 35 km
  • Wind Wind - Average 12 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 22 km/h
  • Snowline Snowline 4000 m
Clear sky 23:00 Clear sky 21° Clear sky
Feels Like 21°
Calm South 12 - 23 km/h
UV Index 0 Low SPF: no
Clear sky 23:00 Clear sky 21° Clear sky
Feels Like 21°
Calm South 12 - 23 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 71%
  • Dew Point Dew Point 15 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 21 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 12 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 23 km/h
  • Snowline Snowline 4000 m
24:00 Clear sky 21° Clear sky
Feels Like 21°
Calm South 12 - 23 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 67%
  • Dew Point Dew Point 14 °C
  • Clouds Clouds 0%
  • Feels Like Feels Like 21 °C
  • Visibility Visibility 30 km
  • Wind Wind - Average 12 km/h
  • Pressure Pressure 1014 hPa
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 23 km/h
  • Snowline Snowline 4000 m

Pollution in Great Falls

Detail
23
Fair PM₂₅ (11 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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