National Weather Service Saint Louis MO Madison IL-Saint Clair IL-Saint Charles MO-Saint Louis MO- Saint Louis City MO- Including the cities of Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis 111 PM CST Wed Feb 19 2025 Date Wed 02/19/25 Thu 02/20/25 Fri 02/21/25 CST 3hrly 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 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 16 1 18 3 26 Temp 16 14 10 6 3 1 5 12 18 15 10 7 5 4 12 21 25 23 Dewpt 5 5 3 0 -2 -4 -2 3 5 5 4 3 2 1 6 10 12 14 RH 61 67 73 76 79 79 72 66 56 64 76 83 87 87 76 62 57 68 Wind dir NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW SW SW SE Wind spd 12 10 10 10 10 9 11 12 10 4 3 3 3 2 1 2 2 2 Wind gust 24 23 23 21 21 Clouds OV B2 B1 SC SC FW FW FW FW FW CL FW FW SC SC SC SC B1 PoP 12hr 30 20 0 0 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr T 00-00 00-00 Flurries C Snow S S Wind chill 2 1 -4 -8-11-14-11 -2 6 6 3 0 0 2 Min chill -3 -13 -18 -18 -3 -4 -7 -2 16 Date Sat 02/22/25 Sun 02/23/25 Mon 02/24/25 Tue 02/25/25 CST 6hrly 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 13 36 23 48 35 58 39 59 Temp 17 16 32 32 25 25 43 42 37 37 52 49 42 39 54 50 Dewpt 13 13 20 22 22 22 33 34 34 34 41 40 38 37 41 39 PWind dir S SW SW SW SW W W W Wind char LT LT LT LT LT GN LT GN Avg clouds B1 SC FW FW FW SC SC FW SC SC SC SC SC SC SC SC PoP 12hr 0 0 0 0 0 0 5 0