Point Forecast Matrices
Issued by NWS Billings, MT
Issued by NWS Billings, MT
809 FOUS55 KBYZ 091352 PFMBYZ National Weather Service Billings MT 652 AM MST Tue Dec 9 2025 MTZ235-092300- Billings-Yellowstone MT 45.81N 108.53W Elev. 3648 ft 652 AM MST Tue Dec 9 2025 Date Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 53 31 52 41 54 Temp 49 51 47 43 38 34 32 35 35 41 49 51 50 48 47 44 43 52 51 41 Dewpt 34 37 29 27 26 24 23 24 32 36 36 37 39 39 37 32 33 40 32 33 RH 56 59 49 53 62 66 69 64 89 82 61 59 66 71 68 62 67 63 48 73 Wind dir W W NW NW W W S SW S SW SW W W W W W SW W W N Wind spd 34 36 29 19 16 8 5 6 9 11 13 13 20 17 14 14 20 19 16 12 Wind gust 48 51 41 Clouds B2 B2 B2 B1 B2 OV OV OV OV OV B2 B2 OV OV OV OV OV B2 B2 OV PoP 12hr 40 30 70 30 60 QPF 12hr 0 0 0.06 0.05 0.20 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S S C C C C C C L L Snow L L D Snowshwrs S S L L High Wind W W W Date Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 8 16 7 19 9 41 24 42 Temp 25 15 12 14 15 12 16 18 13 22 34 37 32 29 35 38 Dewpt 18 10 9 10 10 7 11 12 7 14 25 28 23 21 29 28 PWind dir NE E NE SE S SW SW SW Wind char GN GN LT GN LT GN GN GN Avg clouds OV OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 SC B1 SC PoP 12hr 80 80 50 20 5 5 5 0 Snow D L D L C C S $$ MTZ065-092300- Livingston-Park MT 45.70N 110.47W Elev. 4656 ft 652 AM MST Tue Dec 9 2025 Date Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 33 53 45 55 Temp 52 50 47 45 40 37 35 37 41 48 52 52 52 51 51 48 48 54 52 50 Dewpt 32 39 30 24 24 24 23 32 36 39 39 37 38 36 35 31 33 34 30 32 RH 46 66 51 43 52 59 61 82 82 71 61 56 59 56 54 51 56 46 43 50 Wind dir W W W W W W SW SW SW SW SW SW SW SW SW SW SW SW W W Wind spd 44 35 29 23 20 17 18 23 28 32 34 36 41 41 39 41 39 35 31 18 Wind gust 63 55 43 40 44 48 51 57 57 55 57 55 49 43 32 Clouds B2 B2 OV B2 B2 B2 OV OV B2 B2 B2 B2 B2 OV B2 OV B2 B2 B2 OV PoP 12hr 40 80 70 30 50 QPF 12hr 0.01 0.04 0.04 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain L C L Rain shwrs C C S S C C C C S S C C Snow C S C Wind chill 24 26 30 Min chill 28 24 27 High Wind W Date Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 19 39 22 40 29 48 33 49 Temp 35 27 32 37 36 28 34 37 33 35 43 43 38 36 44 45 Dewpt 31 25 25 25 23 19 23 23 19 21 26 26 24 23 28 28 PWind dir SW SE SW SW SW SW SW SW Wind char BZ GN BZ BZ GN BZ BZ BZ Avg clouds OV OV OV B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B1 SC PoP 12hr 70 60 30 20 5 10 5 5 Rain L C S C S Snow L L L S C S $$ MTZ032-092300- Miles City-Custer MT 46.42N 105.90W Elev. 2628 ft 652 AM MST Tue Dec 9 2025 Date Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 50 24 40 31 39 Temp 49 48 43 40 34 30 25 26 28 32 37 38 38 38 37 33 33 37 36 27 Dewpt 39 40 31 30 28 26 22 24 25 30 35 36 37 37 36 33 33 36 32 24 RH 68 74 62 67 78 85 88 92 88 92 92 92 96 96 96100100 96 85 88 Wind dir W NW NW NW NW W W S SE S S SW W W NW NW W W NW N Wind spd 27 35 35 23 18 9 5 3 5 9 10 9 10 9 9 9 10 11 14 14 Wind gust 39 49 49 Clouds OV B2 B1 SC FW FW B2 OV OV OV OV OV OV OV OV OV OV OV B2 OV PoP 12hr 50 0 80 60 60 QPF 12hr 0.04 0 0.14 0.13 0.27 Snow 12hr 00-00 00-00 T Frzg rain D Rain D Rain shwrs C C C L L C C L Snow C D D L Snowshwrs S S C L L Wind chill 29 15 Min chill 29 21 18 20 26 31 26 24 15 High Wind W W W Date Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 0 7 -5 9 -2 31 16 34 Temp 13 4 3 7 5 0 4 5 4 5 21 28 25 19 27 30 Dewpt 9 0 0 3 3 -2 2 3 2 4 20 23 22 17 25 26 PWind dir N NE NE N E S W SW Wind char GN LT GN LT LT LT LT LT Avg clouds OV OV OV OV OV OV B2 B1 B1 B1 B1 B1 B1 SC B1 SC PoP 12hr 60 60 70 20 10 5 5 0 Snow L C C L L L S $$ MTZ033-092300- Baker-Fallon MT 46.38N 104.24W Elev. 2969 ft 652 AM MST Tue Dec 9 2025 Date Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 47 17 36 25 37 Temp 43 45 40 35 30 25 20 21 23 30 33 32 31 33 33 30 29 35 33 25 Dewpt 35 39 32 27 26 22 15 18 20 24 26 30 31 32 32 30 29 32 28 22 RH 73 79 73 72 85 88 81 88 88 78 75 92100 96 96100100 89 82 88 Wind dir W W NW NW NW NW NW W SW S SE SE S W W NW W W NW N Wind spd 28 37 37 32 25 14 10 5 4 8 11 13 13 10 10 10 10 13 17 17 Wind gust 40 52 52 44 35 Clouds OV B2 SC SC FW FW FW B1 B2 OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 70 0 60 60 50 QPF 12hr 0.08 0 0.11 0.08 0.20 Snow 12hr 00-00 00-00 1 Frzg rain L Rain L Rain shwrs L L L L C C C Snow L L L C Snowshwrs L S S C C C Wind chill 27 22 16 13 8 22 12 Min chill 30 22 13 8 15 22 21 22 20 12 High Wind W W W Date Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max -5 5 -8 8 -5 30 15 35 Temp 10 0 2 3 0 -3 4 3 1 5 21 26 24 20 31 30 Dewpt 7 -4 -4 -1 -2 -4 0 1 -1 2 16 22 21 17 25 25 PWind dir NW N E S SE S W SW Wind char BZ GN GN GN GN GN GN GN Avg clouds OV OV OV OV OV OV OV B1 B1 B1 B2 B1 B1 B1 B1 SC PoP 12hr 50 40 70 20 10 0 5 0 Snow C C S C L L S $$ WYZ199-092300- Sheridan-Sheridan WY 44.80N 106.96W Elev. 4019 ft 652 AM MST Tue Dec 9 2025 Date Tue 12/09/25 Wed 12/10/25 Thu 12/11/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 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 57 24 48 34 55 Temp 48 55 49 40 35 29 25 28 31 38 46 45 41 40 39 37 38 53 52 44 Dewpt 33 34 35 32 28 24 19 23 28 30 32 36 36 36 36 34 33 38 30 34 RH 56 45 58 73 75 81 78 81 88 73 58 70 82 85 89 89 82 57 43 68 Wind dir W NW NW NW NW NW W SE SE S SW W W W W W W W NW NW Wind spd 25 34 35 27 21 9 4 2 5 6 10 11 12 9 9 8 11 18 21 12 Wind gust 35 48 49 39 Clouds B2 OV B2 B1 B1 B2 OV OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 PoP 12hr 50 20 70 50 30 QPF 12hr 0.04 0 0.06 0.10 0.10 Snow 12hr 00-00 00-00 T Rain L Rain shwrs S C C C C C C C C C C C C Snow C L L Snowshwrs S S S C Wind chill 29 23 Min chill 29 21 19 24 31 30 High Wind W W W Date Fri 12/12/25 Sat 12/13/25 Sun 12/14/25 Mon 12/15/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 9 28 9 28 14 46 22 46 Temp 26 16 22 23 20 15 24 24 18 22 40 39 28 25 40 39 Dewpt 24 15 17 19 17 13 16 17 14 16 27 27 21 20 29 29 PWind dir NW E N N SW SW SW SW Wind char GN LT LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 SC B1 SC B1 SC B1 SC B1 SC PoP 12hr 70 50 30 20 5 0 5 0 Rain L Snow L L C C S C S $$