Point Forecast Matrices
Issued by NWS Billings, MT
Issued by NWS Billings, MT
905 FOUS55 KBYZ 111350 PFMBYZ Point Forecast Matrices National Weather Service Billings MT 650 AM MST Thu Dec 11 2025 MTZ235-112300- Billings-Yellowstone MT 45.81N 108.53W Elev. 3648 ft 650 AM MST Thu Dec 11 2025 Date Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 60 13 19 8 21 Temp 51 59 56 43 33 27 23 18 15 14 17 14 13 13 14 12 10 13 19 16 Dewpt 29 28 33 37 30 24 19 15 13 13 14 11 9 9 9 6 6 10 15 9 RH 42 30 42 79 89 88 84 88 92 96 88 88 84 84 80 76 83 87 84 73 Wind dir W W NW N NE E NE NE NE E E E E E NE NE NE E E SE Wind spd 29 29 27 16 16 12 12 12 12 10 9 8 8 9 10 10 6 4 3 3 Wind gust 41 41 39 Clouds B1 B2 OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV B2 B1 B1 PoP 12hr 70 100 100 40 30 QPF 12hr 0.01 0.45 0.29 0.02 0.01 Snow 12hr 00-00 4 4 Snow D D D D D D D D C C C C C C Wind chill 22 16 11 5 0 1 5 3 2 1 1 -1 -1 Min chill 16 5 0 2 1 -1 -4 8 Winter Storm W W W W W W W W W Date Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 Wed 12/17/25 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 10 47 31 46 38 48 32 45 Temp 16 32 43 44 37 35 42 44 43 42 45 42 37 35 41 39 Dewpt 9 23 32 29 25 23 31 30 28 30 34 31 28 24 30 23 PWind dir SW SW SW SW SW W SW W Wind char LT BZ GN GN GN BZ GN BZ Avg clouds SC SC B1 SC B1 B1 B1 SC B1 B1 B1 SC SC B1 B1 SC PoP 12hr 0 0 0 0 0 10 30 30 Rain shwrs S C C C Snowshwrs C C $$ MTZ065-112300- Livingston-Park MT 45.70N 110.47W Elev. 4656 ft 650 AM MST Thu Dec 11 2025 Date Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 60 20 35 28 40 Temp 59 59 56 50 43 38 34 28 23 23 30 27 34 35 35 33 32 34 39 37 Dewpt 32 23 30 37 37 32 29 25 20 20 26 24 27 22 19 21 24 23 26 22 RH 36 25 37 61 79 79 82 88 88 88 85 88 75 59 52 61 72 64 59 54 Wind dir SW SW W W NW E E E E E S SW SW SW W W SW SW SW SW Wind spd 42 36 29 28 19 8 10 10 12 12 13 14 21 24 23 18 13 10 11 12 Wind gust 59 51 41 40 24 34 37 35 28 Clouds B2 OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B1 OV B2 B2 SC SC PoP 12hr 60 80 70 10 20 QPF 12hr 0.01 0.20 0.03 0 0 Snow 12hr 00-00 T T Rain L C S Rain shwrs S Snow S D D L L L C S S S Wind chill 11 11 16 22 23 23 21 Min chill 31 19 9 14 18 21 20 29 High Wind W W W Date Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 Wed 12/17/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 33 53 35 52 37 50 33 46 Temp 36 38 48 47 40 38 47 48 44 42 45 43 40 36 42 39 Dewpt 20 20 26 24 21 21 27 27 26 26 32 27 26 22 26 19 PWind dir SW SW SW SW SW SW SW SW Wind char BZ BZ BZ BZ WY WY WY WY Avg clouds SC SC SC SC SC B1 B1 SC B1 SC B1 B1 B1 B2 B2 B1 PoP 12hr 0 0 0 0 10 30 40 40 Rain shwrs C C C C C Snowshwrs C S $$ MTZ032-112300- Miles City-Custer MT 46.42N 105.90W Elev. 2628 ft 650 AM MST Thu Dec 11 2025 Date Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 46 5 9 -2 12 Temp 38 44 44 32 23 16 12 8 6 6 8 7 6 6 5 2 0 3 10 6 Dewpt 38 43 40 27 19 10 4 4 2 3 4 3 3 3 3 -1 -1 0 5 2 RH 100 96 86 81 84 77 70 83 83 87 83 83 87 87 91 87 95 87 80 83 Wind dir W W NW NW N N N N N N N NE E E NE NE NE NE E E Wind spd 12 16 19 20 19 12 11 10 9 8 6 6 8 10 10 9 5 5 5 5 Clouds OV OV B2 OV OV B2 B2 OV OV OV OV OV OV OV OV OV B2 B1 B1 B2 PoP 12hr 50 20 70 100 40 QPF 12hr 0.06 0 0.09 0.30 0.03 Snow 12hr 00-00 00-00 2 Rain shwrs C C C Snow S C C L L D D D D C C Snowshwrs C Wind chill 20 8 2 -2 -6 -7 -7 -3 -5 -6 -9-10-13-12 -5 Min chill 29 20 2 -6 -9 -6 -9 -13 -16 -5 Winter Storm A A A A A A A A A A Winter Weath Y Y Y Y Date Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 Wed 12/17/25 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 1 40 23 40 29 45 26 40 Temp 8 9 29 37 33 26 34 36 34 33 41 37 32 28 37 34 Dewpt 6 7 26 29 28 22 31 29 28 27 36 32 29 25 32 26 PWind dir SE SW W SW SW W SW SW Wind char LT LT GN LT GN GN GN GN Avg clouds B1 SC SC SC SC SC SC SC B1 B1 B2 B1 SC B1 B2 B1 PoP 12hr 0 0 0 0 0 5 20 20 Rain shwrs S S S Snowshwrs S $$ MTZ033-112300- Baker-Fallon MT 46.38N 104.24W Elev. 2969 ft 650 AM MST Thu Dec 11 2025 Date Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 MST 3hrly 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 43 -2 5 -7 9 Temp 38 42 39 33 21 12 6 2 -1 2 4 3 0 1 1 -2 -4 2 7 3 Dewpt 38 41 38 29 18 10 3 -3 -5 -4 -1 -3 -2 -2 -2 -4 -5 -2 1 -1 RH 100 96 96 85 88 91 87 79 83 75 79 75 91 87 87 91 95 83 76 83 Wind dir NW NW NW NW NW NW NW NW NW NW NW N NE E E NE NE E SE SE Wind spd 11 13 18 21 23 17 13 12 11 11 10 6 5 8 9 8 5 5 6 6 Clouds OV B2 OV OV OV OV B2 OV OV OV OV OV OV OV OV OV B2 SC SC SC PoP 12hr 70 10 30 100 40 QPF 12hr 0.14 0 0 0.23 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs L C S Snow C C D D D D C C Snowshwrs S Wind chill 21 4 -5-11-16-18-15-11-10-11-14-14-17-16 -9 -4 -9 Min chill 30 21 -5 -16 -19 -14 -14 -17 -19 -9 Winter Storm A A A A A A A A A A Winter Weath Y Y Y Y Date Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 Wed 12/17/25 MST 6hrly 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max -3 41 23 43 29 45 23 40 Temp 3 13 35 36 33 28 39 38 35 34 43 36 29 26 37 32 Dewpt 0 9 26 28 26 22 29 30 27 27 33 30 26 22 28 25 PWind dir SE S W SW SW W W SW Wind char GN GN GN GN GN GN GN BZ Avg clouds SC B1 SC FW SC SC SC SC SC B1 B1 B1 SC B1 B1 B1 PoP 12hr 0 0 0 0 0 5 20 20 Rain shwrs S S Snowshwrs S S $$ WYZ199-112300- Sheridan-Sheridan WY 44.80N 106.96W Elev. 4019 ft 650 AM MST Thu Dec 11 2025 Date Thu 12/11/25 Fri 12/12/25 Sat 12/13/25 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 63 15 27 10 31 Temp 48 61 59 46 35 30 26 21 19 20 25 20 17 16 16 15 14 22 29 26 Dewpt 32 27 29 41 35 30 26 21 19 18 21 17 15 15 15 12 13 17 20 20 RH 54 27 32 83100100100100100 92 84 88 92 96 96 88 96 81 69 78 Wind dir W W NW N NW N NE NE NE NE NE NE E NE N N N N E SE Wind spd 19 19 28 21 14 6 3 2 3 4 5 5 5 6 5 5 5 4 3 4 Wind gust 40 Clouds B1 B2 B2 OV OV OV OV OV OV B2 B2 B2 B1 B2 B2 OV OV B2 B1 SC PoP 12hr 70 90 60 30 20 QPF 12hr 0.03 0.25 0.06 0 0 Snow 12hr 00-00 1 1 Rain D Rain shwrs C Snow D D L D L L C C S S C C S S Winter Weath Y Y Y Y Y Y Date Sun 12/14/25 Mon 12/15/25 Tue 12/16/25 Wed 12/17/25 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 18 54 26 52 32 52 27 47 Temp 22 27 48 44 34 30 45 43 38 36 48 40 33 29 44 36 Dewpt 18 19 30 28 21 19 30 29 27 26 33 30 27 22 30 24 PWind dir S SW SW SW SW W SW W Wind char LT LT LT LT GN GN GN GN Avg clouds SC SC SC SC SC SC SC SC SC B1 B1 SC B1 B1 B1 B1 PoP 12hr 0 0 0 0 0 5 20 30 Rain shwrs S S C C Snowshwrs C C $$