National Weather Service Baltimore MD/Washington DC Fairfax- Including the cities of Reston, Herndon, Annandale, Centreville, Chantilly, McLean, and Franconia 1236 AM EST Sun Jan 5 2025 Date Sun 01/05/25 Mon 01/06/25 Tue 01/07/25 EST 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 33 35 38 24 27 28 30 20 30 31 34 Temp 22 21 28 33 34 30 29 27 25 25 27 28 28 27 27 25 23 21 26 30 31 27 Dewpt 9 8 8 7 6 8 10 15 21 23 25 25 26 25 24 21 17 15 18 21 20 19 RH 57 56 42 33 30 39 44 60 84 92 92 88 92 92 88 84 77 77 71 69 63 71 Wind dir W W W W NW NW NW NE E E E NE NE N N NW NW NW NW NW NW NW Wind spd 8 8 11 12 9 3 2 2 3 5 6 8 9 9 10 12 13 14 17 16 14 11 Wind gust 21 27 31 29 29 23 Clouds FW FW FW SC OV B2 OV OV OV OV OV OV OV OV B2 B1 SC FW FW FW FW FW PoP 12hr 5 100 100 70 0 QPF 12hr 0 0.34 0.34-0.40 0.06 0 Frzg rain S S Sleet S S Snow S C D D D D D D L L S S Wind chill 13 12 17 24 26 18 20 20 19 18 16 13 10 8 13 19 20 17 Min chill 10 10 23 23 17 17 16 12 6 8 14 Winter Storm W W W W W W W W W Date Wed 01/08/25 Thu 01/09/25 Fri 01/10/25 Sat 01/11/25 EST 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 19 29 15 28 17 33 24 35 Temp 23 21 29 24 18 17 27 24 21 19 31 28 26 26 34 30 Dewpt 16 15 19 15 11 11 17 15 14 13 21 21 21 21 25 23 PWind dir NW NW W NW NW NW W NW Wind char GN GN GN GN GN LT LT LT Avg clouds SC SC SC SC SC FW FW SC FW FW SC SC B1 B1 B1 SC PoP 12hr 0 0 0 0 0 0 20 10 Snowshwrs S S