Chantilly, VA 20152 Hourly Weather

Loudoun County10:34 AM EDT38.90°N, 77.51°W

Next 48 hours

10 AM 1 PM 4 PM 7 PM 10 PM Mon Oct 26 1 AM 4 AM 7 AM 10 AM 1 PM 4 PM 7 PM 10 PM Tue Oct 27 1 AM 4 AM 7 AM 40° 50° 60° 70° %
TemperatureFeels likeChance of precipitationNight
Sunday, October 2514 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
10 AM Sunny 49° 49° 0% 0.00 in N 1 74% 41° 6% 2
11 AM Sunny 55° 55° 0% 0.00 in N 1 64% 43° 3% 3
12 PM Sunny 60° 60° 0% 0.00 in NE 1 55% 44° 3% 4
1 PM Sunny 63° 63° 0% 0.00 in SE 2 50% 44° 3% 4
2 PM Sunny 64° 64° 0% 0.00 in S 2 48% 44° 3% 3
3 PM Sunny 65° 65° 0% 0.00 in S 2 46% 44° 3% 2
4 PM Sunny 65° 65° 0% 0.00 in S 1 46% 44° 2% 1
5 PM Sunny 63° 63° 0% 0.00 in S 1 52% 45° 2% 0
6 PM Clear 59° 59° 0% 0.00 in S 1 60% 45° 2% 0
7 PM Clear 54° 54° 0% 0.00 in Calm 69% 44° 2% 0
8 PM Clear 49° 49° 0% 0.00 in Calm 83% 44° 2% 0
9 PM Clear 46° 46° 0% 0.00 in Calm 93% 44° 3% –
10 PM Clear 44° 44° 0% 0.00 in Calm 96% 43° 5% –
11 PM Mostly Clear 43° 43° 0% 0.00 in Calm 100% 43° 6% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 42° 42° 0% 0.00 in Calm 100% 42° 6% –
1 AM Mostly Clear 41° 41° 0% 0.00 in SW 1 100% 41° 6% –
2 AM Mostly Clear 40° 40° 0% 0.00 in SW 1 100% 40° 6% –
3 AM Mostly Clear 40° 40° 0% 0.00 in W 1 100% 40° 6% –
4 AM Clear 39° 39° 0% 0.00 in W 1 100% 39° 5% –
5 AM Clear 38° 38° 0% 0.00 in W 1 100% 38° 5% –
6 AM Sunny 37° 37° 0% 0.00 in W 1 100% 37° 5% –
7 AM Sunny 36° 36° 0% 0.00 in NW 1 100% 36° 6% –
8 AM Sunny 38° 38° 0% 0.00 in NW 1 100% 38° 6% –
9 AM Sunny 44° 44° 0% 0.00 in NW 1 82% 39° 4% –
10 AM Sunny 51° 51° 0% 0.00 in NW 2 66% 40° 3% –
11 AM Sunny 58° 58° 0% 0.00 in NW 2 53% 41° 1% –
12 PM Sunny 63° 63° 0% 0.00 in NW 2 46% 42° 1% –
1 PM Sunny 66° 66° 0% 0.00 in NW 3 43% 43° 1% –
2 PM Sunny 67° 67° 0% 0.00 in NW 3 45% 45° 1% –
3 PM Sunny 69° 69° 0% 0.00 in NW 3 42% 45° 1% –
4 PM Sunny 69° 69° 0% 0.00 in NW 3 44% 46° 1% –
5 PM Sunny 67° 67° 0% 0.00 in NW 2 47% 46° 1% –
6 PM Clear 63° 63° 0% 0.00 in NW 1 54% 46° 1% –
7 PM Clear 58° 58° 0% 0.00 in Calm 67% 47° 2% –
8 PM Clear 57° 57° 0% – Calm 69% 47° 1% –
9 PM Clear 54° 54° 0% – NW 1 74% 46° 1% –
10 PM Clear 52° 52° 0% – NW 1 77% 45° 1% –
11 PM Clear 50° 50° 0% – NW 2 83% 45° 1% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Clear 50° 50° 0% – NW 2 83% 45° 1% –
1 AM Clear 50° 49° 0% – NW 3 83% 45° 1% –
2 AM Mostly Clear 50° 49° 0% – NW 3 83% 45° 8% –
3 AM Mostly Clear 49° 47° 0% – NW 5 86% 45° 8% –
4 AM Mostly Clear 49° 47° 0% – N 6 89% 46° 8% –
5 AM Mostly Clear 48° 45° 0% – N 7 93% 46° 8% –
6 AM Sunny 47° 44° 0% – N 7 G13 96% 46° 8% –
7 AM Sunny 47° 44° 0% – N 7 G13 93% 45° 8% –
8 AM Sunny 48° 45° 0% – N 7 G13 89% 45° 16% –
9 AM Sunny 51° 51° 0% – N 7 G13 83% 46° 16% –
10 AM Sunny 56° 56° 0% – N 7 G13 74% 48° 16% –
11 AM Sunny 60° 60° 0% – N 7 G13 67% 49° 16% –
12 PM Sunny 63° 63° 0% – N 7 60% 49° 16% –
1 PM Sunny 65° 65° 0% – N 6 G12 56% 49° 16% –
2 PM Sunny 66° 66° 0% – N 6 52% 48° 15% –
3 PM Sunny 67° 67° 0% – N 6 50% 48° 15% –
4 PM Sunny 66° 66° 0% – N 5 52% 48° 15% –
5 PM Sunny 65° 65° 0% – N 5 54% 48° 15% –
6 PM Mostly Clear 62° 62° 0% – N 5 60% 48° 15% –
7 PM Mostly Clear 59° 59° 0% – NE 3 G8 64% 47° 15% –
8 PM Mostly Clear 56° 56° 0% – NE 3 72% 47° 22% –
9 PM Mostly Clear 54° 54° 0% – NE 3 74% 46° 22% –
10 PM Mostly Clear 52° 52° 0% – NE 2 80% 46° 22% –
11 PM Mostly Clear 50° 50° 0% – NE 2 83% 45° 22% –
Wednesday, October 2824 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Clear 49° 49° 0% – NE 2 86% 45° 22% –
1 AM Mostly Clear 48° 48° 0% – NE 1 89% 45° 22% –
2 AM Partly Cloudy 48° 48° 0% – NE 1 89% 45° 44% –
3 AM Partly Cloudy 47° 47° 0% – NE 1 93% 45° 44% –
4 AM Partly Cloudy 46° 46° 0% – NE 2 93% 44° 44% –
5 AM Partly Cloudy 46° 46° 0% – N 2 93% 44° 44% –
6 AM Mostly Sunny 46° 46° 0% – N 2 93% 44° 44% –
7 AM Mostly Sunny 46° 46° 0% – N 2 93% 44° 44% –
8 AM Partly Sunny 47° 47° 0% – N 2 89% 44° 58% –
9 AM Partly Sunny 50° 50° 0% – NE 2 83% 45° 58% –
10 AM Partly Sunny 53° 53° 0% – E 3 G8 80% 47° 58% –
11 AM Partly Sunny 56° 56° 0% – E 3 G8 74% 48° 58% –
12 PM Partly Sunny 59° 59° 0% – E 3 G8 67% 48° 58% –
1 PM Partly Sunny 61° 61° 0% – E 5 62% 48° 58% –
2 PM Partly Sunny 62° 62° 0% – SE 5 60% 48° 58% –
3 PM Partly Sunny 63° 63° 0% – SE 5 58% 48° 58% –
4 PM Partly Sunny 64° 64° 0% – E 5 58% 49° 58% –
5 PM Partly Sunny 63° 63° 0% – E 5 60% 49° 58% –
6 PM Mostly Cloudy 61° 61° 0% – E 5 65% 49° 58% –
7 PM Mostly Cloudy 59° 59° 0% – E 3 G8 69% 49° 58% –
8 PM Mostly Cloudy 56° 56° 0% – E 3 77% 49° 57% –
9 PM Mostly Cloudy 54° 54° 0% – E 3 80% 48° 57% –
10 PM Mostly Cloudy 52° 52° 0% – E 2 86% 48° 57% –
11 PM Mostly Cloudy 50° 50° 0% – SE 2 89% 47° 57% –
Thursday, October 2917 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 49° 49° 0% – SE 2 93% 47° 57% –
1 AM Mostly Cloudy 48° 48° 0% – SE 1 96% 47° 57% –
2 AM Mostly Cloudy 48° 48° 2% – SE 1 96% 47° 55% –
3 AM Mostly Cloudy 48° 48° 2% – SE 1 96% 47° 55% –
4 AM Mostly Cloudy 47° 47° 2% – E 1 96% 46° 55% –
5 AM Mostly Cloudy 47° 47° 2% – E 1 96% 46° 55% –
6 AM Partly Sunny 46° 46° 2% – E 1 100% 46° 55% –
7 AM Partly Sunny 46° 46° 2% – E 1 100% 46° 55% –
8 AM Partly Sunny 47° 47° 2% – E 1 96% 46° 54% –
9 AM Partly Sunny 50° 50° 2% – E 2 89% 47° 54% –
10 AM Partly Sunny 55° 55° 2% – SE 2 80% 49° 54% –
11 AM Partly Sunny 59° 59° 2% – S 3 75% 51° 54% –
12 PM Partly Sunny 62° 62° 2% – S 3 70% 52° 54% –
1 PM Partly Sunny 64° 64° 2% – S 5 65% 52° 54% –
2 PM Mostly Sunny 65° 65° 1% – S 5 63% 52° 41% –
3 PM Mostly Sunny 66° 66° 1% – S 5 61% 52° 41% –
4 PM Mostly Sunny 67° 67° 1% – S 5 59% 52° 41% –

National Weather Service forecast updated 2 days ago. Precipitation amounts are the forecast liquid equivalent for each hour.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use. How to use Weather