8:00 AM: +2°, mostly clear, Feels like -6.
9:00 AM: +1°, partly cloudy, Feels like -7.
10:00 AM: +1°, mostly clear, Feels like -7.
11:00 AM: 0°, partly cloudy, Feels like -8.
12:00 PM: -1°, partly cloudy, Feels like -9.
1:00 PM: -1°, partly cloudy, Feels like -9.
2:00 PM: -2°, partly cloudy, Feels like -10.
3:00 PM: -2°, partly cloudy, Feels like -10.
4:00 PM: -1°, mostly clear, Feels like -10.
5:00 PM: 0°, mostly clear, Feels like -10.
6:00 PM: +1°, partly cloudy, Feels like -9.
7:00 PM: +2°, partly cloudy, Feels like -7.
8:00 PM: +3°, partly cloudy, Feels like -6.
9:00 PM: +3°, partly cloudy, Feels like -6.
10:00 PM: +3°, partly cloudy, Feels like -6.
11:00 PM: +3°, mostly clear, Feels like -6.
12:00 AM: +2°, clear, Feels like -6.
1:00 AM: +1°, mostly clear, Feels like -6.
2:00 AM: 0°, mostly clear, Feels like -6.
3:00 AM: 0°, mostly clear, Feels like -6.
4:00 AM: -1°, mostly clear, Feels like -7.
5:00 AM: -1°, mostly clear, Feels like -6.
6:00 AM: -2°, clear, Feels like -7.
7:00 AM: -2°, mostly clear, Feels like -7.
Weather on 17 February, Monday — Loudoun County
Air
Air Quality Index (AQI)
8:00 AM: 27
9:00 AM: 29
10:00 AM: 30
11:00 AM: 31
12:00 PM: 33
1:00 PM: 34
2:00 PM: 35
3:00 PM: 36
4:00 PM: 37
5:00 PM: 37
6:00 PM: 37
7:00 PM: 37
8:00 PM: 37
9:00 PM: 37
10:00 PM: 37
11:00 PM: 37
12:00 AM: 36
1:00 AM: 35
2:00 AM: 34
3:00 AM: 33
4:00 AM: 33
5:00 AM: 32
6:00 AM: 32
7:00 AM: 31
Wind, m/s
8:00 AM: Moderate, 7.5 Meters per second, up to 13 Meters per second, westerly.
9:00 AM: Moderate, 7.1 Meters per second, up to 14 Meters per second, westerly.
10:00 AM: Moderate, 7.5 Meters per second, up to 14 Meters per second, westerly.
11:00 AM: Moderate, 7.1 Meters per second, up to 13 Meters per second, westerly.
12:00 PM: Moderate, 7.1 Meters per second, up to 13 Meters per second, westerly.
1:00 PM: Moderate, 7 Meters per second, up to 13 Meters per second, westerly.
2:00 PM: Moderate, 7.1 Meters per second, up to 13 Meters per second, westerly.
3:00 PM: Moderate, 6.9 Meters per second, up to 12 Meters per second, westerly.
4:00 PM: Moderate, 8.1 Meters per second, up to 13 Meters per second, north-westerly.
5:00 PM: Moderate, 9.1 Meters per second, up to 14 Meters per second, north-westerly.
6:00 PM: Moderate, 9.3 Meters per second, up to 14 Meters per second, north-westerly.
7:00 PM: Moderate, 8.8 Meters per second, up to 14 Meters per second, north-westerly.
8:00 PM: Moderate, 8.8 Meters per second, up to 14 Meters per second, north-westerly.
9:00 PM: Moderate, 8.6 Meters per second, up to 13 Meters per second, north-westerly.
10:00 PM: Moderate, 7.6 Meters per second, up to 12 Meters per second, westerly.
11:00 PM: Moderate, 7.5 Meters per second, up to 11 Meters per second, westerly.
12:00 AM: Moderate, 6.5 Meters per second, up to 11 Meters per second, westerly.
1:00 AM: , 5.5 Meters per second, up to 10 Meters per second, westerly.
2:00 AM: , 4.3 Meters per second, up to 9 Meters per second, westerly.
3:00 AM: , 3.4 Meters per second, up to 9 Meters per second, westerly.
4:00 AM: , 3.2 Meters per second, up to 9 Meters per second, westerly.
5:00 AM: , 3.2 Meters per second, up to 9 Meters per second, westerly.
6:00 AM: , 3 Meters per second, up to 8 Meters per second, north-westerly.
7:00 AM: , 3 Meters per second, up to 8 Meters per second, north-westerly.
Pressurenormal 742−762 mmHg
Pressure normal 742−762 mmHg
- 8:00 AM: 745 millimeters of mercury,
- 9:00 AM: 747 millimeters of mercury,
- 10:00 AM: 747 millimeters of mercury,
- 11:00 AM: 748 millimeters of mercury,
- 12:00 PM: 749 millimeters of mercury,
- 1:00 PM: 750 millimeters of mercury,
- 2:00 PM: 751 millimeters of mercury,
- 3:00 PM: 752 millimeters of mercury,
- 4:00 PM: 753 millimeters of mercury,
- 5:00 PM: 754 millimeters of mercury,
- 6:00 PM: 754 millimeters of mercury,
- 7:00 PM: 755 millimeters of mercury,
- 8:00 PM: 755 millimeters of mercury,
- 9:00 PM: 755 millimeters of mercury,
- 10:00 PM: 755 millimeters of mercury,
- 11:00 PM: 755 millimeters of mercury,
- 12:00 AM: 756 millimeters of mercury,
- 1:00 AM: 756 millimeters of mercury,
- 2:00 AM: 757 millimeters of mercury,
- 3:00 AM: 757 millimeters of mercury,
- 4:00 AM: 757 millimeters of mercury,
- 5:00 AM: 757 millimeters of mercury,
- 6:00 AM: 757 millimeters of mercury,
- 7:00 AM: 757 millimeters of mercury,
Humidity
8:00 AM: 53%
9:00 AM: 51%
10:00 AM: 52%
11:00 AM: 52%
12:00 PM: 49%
1:00 PM: 49%
2:00 PM: 51%
3:00 PM: 45%
4:00 PM: 42%
5:00 PM: 36%
6:00 PM: 32%
7:00 PM: 30%
8:00 PM: 27%
9:00 PM: 26%
10:00 PM: 25%
11:00 PM: 25%
12:00 AM: 24%
1:00 AM: 28%
2:00 AM: 33%
3:00 AM: 37%
4:00 AM: 38%
5:00 AM: 40%
6:00 AM: 42%
7:00 AM: 42%
UV Index
8:00 AM: 0
9:00 AM: 0
10:00 AM: 0
11:00 AM: 0
12:00 PM: 0
1:00 PM: 0
2:00 PM: 0
3:00 PM: 0
4:00 PM: 0
5:00 PM: 1
6:00 PM: 2
7:00 PM: 3
8:00 PM: 3
9:00 PM: 3
10:00 PM: 2
11:00 PM: 1
12:00 AM: 1
1:00 AM: 0
2:00 AM: 0
3:00 AM: 0
4:00 AM: 0
5:00 AM: 0
6:00 AM: 0
7:00 AM: 0
Visibility
8:00 AM: >10 km
9:00 AM: >10 km
10:00 AM: >10 km
11:00 AM: >10 km
12:00 PM: >10 km
1:00 PM: >10 km
2:00 PM: >10 km
3:00 PM: >10 km
4:00 PM: >10 km
5:00 PM: >10 km
6:00 PM: >10 km
7:00 PM: >10 km
8:00 PM: >10 km
9:00 PM: >10 km
10:00 PM: >10 km
11:00 PM: >10 km
12:00 AM: >10 km
1:00 AM: >10 km
2:00 AM: >10 km
3:00 AM: >10 km
4:00 AM: >10 km
5:00 AM: >10 km
6:00 AM: >10 km
7:00 AM: >10 km