377  
FOUS55 KBYZ 050525  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
1025 PM MST THU DEC 4 2025  
 
MTZ235-051100-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
1025 PM MST THU DEC 4 2025  
 
DATE THU 12/04/25 FRI 12/05/25 SAT 12/06/25 SUN  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 27 37 26 37 22  
TEMP 34 33 31 27 33 37 30 26 33 36 39 33 33 37 26 22 25 28 30  
DEWPT 28 27 25 24 29 31 26 22 29 31 33 30 28 31 21 16 18 20 21  
RH 78 78 78 88 85 79 85 85 85 82 79 89 82 79 81 77 74 71 69  
WIND DIR W W W W W S S S SW SW W W NW NW NE SW W W W  
WIND SPD 12 13 14 11 8 5 8 9 13 14 16 16 10 8 5 5 10 13 14  
CLOUDS OV B2 B2 B1 SC SC B2 OV OV OV B2 B2 B1 B1 B2 B2 B2 B1 B1  
POP 12HR 30 40 60 50 20  
QPF 12HR 0.01 0 0.05 0.05 0  
SNOW 12HR 00-00 00-00 T  
RAIN L  
RAIN SHWRS C  
SNOW S C C L L C C C C S S  
SNOWSHWRS C C  
WIND CHILL 20 22 14 17 19  
MIN CHILL 25 20 17 22 16 25 20 19 14 16  
 
DATE 12/07/25 MON 12/08/25 TUE 12/09/25 WED 12/10/25 THU 12/11/25  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 40 30 43 32 47 31 41 31 43  
TEMP 36 34 31 33 40 39 34 37 44 43 37 33 36 36 33 34 38 43  
DEWPT 28 26 23 23 31 28 24 27 34 34 30 28 31 29 27 27 30 33  
PWIND DIR SW SW W SW W W W W W  
WIND CHAR GN BZ BZ GN BZ BZ GN GN GN  
AVG CLOUDS SC SC B2 B1 SC SC B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B1  
POP 12HR 0 5 0 10 40 50 40 40 30  
RAIN S C C C C C C C C C  
SNOW C C C C C C C  
 
 
MTZ065-051100-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
1025 PM MST THU DEC 4 2025  
 
DATE THU 12/04/25 FRI 12/05/25 SAT 12/06/25 SUN  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 26 39 30 40 27  
TEMP 32 30 30 26 34 39 33 30 33 35 33 33 38 40 36 33 31 29 29  
DEWPT 24 24 24 21 26 28 22 23 26 27 25 24 28 28 25 22 19 18 17  
RH 72 78 78 81 72 64 63 75 75 72 72 69 67 62 64 63 61 63 60  
WIND DIR SW SW W W W W W SW SW W W W W W W W W W SW  
WIND SPD 18 14 13 11 12 14 14 23 28 34 32 28 25 20 13 18 18 19 19  
WIND GUST 40 48 44 40 35 29 31  
CLOUDS OV OV OV B2 B1 B1 OV OV OV OV B2 B2 B1 B1 B2 B2 B1 B1 B1  
POP 12HR 50 80 80 50 20  
QPF 12HR 0.02 0.02 0.10 0.03 0.01  
SNOW 12HR T T 1  
RAIN D D D  
SNOW C S C D D S S C C C C S S S S  
SNOWSHWRS C C  
WIND CHILL 20 19 19 15 17 19 21 18 19 26 21 19 16 16  
MIN CHILL 19 18 15 23 17 18 17 27 19 16  
 
DATE 12/07/25 MON 12/08/25 TUE 12/09/25 WED 12/10/25 THU 12/11/25  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 41 28 43 32 48 31 44 31 47  
TEMP 35 37 32 32 37 38 36 43 46 45 36 33 38 41 34 31 39 47  
DEWPT 21 23 22 21 25 23 23 30 34 31 27 25 29 29 24 21 28 33  
PWIND DIR SW SW SW SW SW W W W W  
WIND CHAR BZ BZ BZ WY WY WY BZ BZ BZ  
AVG CLOUDS B1 B1 B2 B1 SC SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 5 20 5 20 50 50 50 40 30  
RAIN S S C C C C C C C C C S  
SNOW S S S C C C C C C S  
 
 
MTZ032-051100-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
1025 PM MST THU DEC 4 2025  
 
DATE THU 12/04/25 FRI 12/05/25 SAT 12/06/25 SUN  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 25 32 17 25 9  
TEMP 30 30 28 25 29 32 23 19 21 21 19 17 23 21 15 9 10 11 14  
DEWPT 28 28 26 24 27 28 21 18 20 20 19 17 23 19 13 8 9 11 13  
RH 92 92 92 96 92 85 92 96 96 96100100100 92 92 96 96100 96  
WIND DIR W W W NW NW NW NE SE E E E N N N N NE E E E  
WIND SPD 11 13 14 12 12 8 4 5 10 11 12 12 12 11 5 4 4 4 5  
WIND GUST 25 24  
CLOUDS B1 B2 B1 B2 B2 B1 B1 B2 OV OV OV OV OV B2 B2 B2 OV OV B2  
POP 12HR 30 10 60 40 40  
QPF 12HR 0 0 0.08 0.06 0.01  
SNOW 12HR 00-00 00-00 1  
RAIN SHWRS  
SNOW L L C C S S C C  
SNOWSHWRS S  
OBVIS PF PF PF PF PF PF PF PF  
WIND CHILL 19 17 14 18 10 9 6 4 11 10  
MIN CHILL 20 17 13 17 8 6 4 5 1 2  
 
DATE 12/07/25 MON 12/08/25 TUE 12/09/25 WED 12/10/25 THU 12/11/25  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 31 20 39 28 43 24 36 23 38  
TEMP 24 21 23 27 34 31 28 31 39 38 30 25 31 30 28 24 32 38  
DEWPT 23 19 20 23 30 28 26 28 35 33 28 24 29 29 27 23 30 32  
PWIND DIR S SW W W W NW W W W  
WIND CHAR LT GN BZ GN BZ GN GN GN GN  
AVG CLOUDS B2 SC B2 B2 SC SC B1 B2 OV B2 B2 B2 B2 B1 B2 B2 B2 B2  
POP 12HR 5 10 0 20 40 40 30 40 20  
RAIN S C C C C C C C S  
SNOW S C C S C C C S S  
 
 
MTZ033-051100-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
1025 PM MST THU DEC 4 2025  
 
DATE THU 12/04/25 FRI 12/05/25 SAT 12/06/25 SUN  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 21 31 10 25 3  
TEMP 27 27 25 26 26 29 21 16 12 12 12 10 10 24 16 5 3 6 9  
DEWPT 26 25 23 26 25 26 20 15 12 12 11 10 9 20 13 5 3 5 8  
RH 96 92 92100 96 88 96 96100100 96100 96 84 88100100 96 96  
WIND DIR W W W W NW NW NW S SE SE E E E E NE E SE SE SE  
WIND SPD 16 18 18 18 18 14 6 5 10 12 12 13 13 12 6 5 5 6 8  
WIND GUST 28 28 28  
CLOUDS B2 B2 B2 OV B2 OV B2 B2 OV OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 50 40 40 40 40  
QPF 12HR 0.01 0 0.02 0.11 0.01  
SNOW 12HR 00-00 00-00 T  
SNOW C C C C C C C C  
SNOWSHWRS C  
OBVIS PF PF PF PF  
WIND CHILL 14 13 11 13 13 18 -1 -3 -3 -6 -6 13 -8 -6 -4  
MIN CHILL 14 11 6 13 -1 -3 -6 6 -8 -7  
 
DATE 12/07/25 MON 12/08/25 TUE 12/09/25 WED 12/10/25 THU 12/11/25  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 30 17 38 23 40 19 32 17 33  
TEMP 26 24 21 27 36 32 23 25 37 34 27 21 29 25 18 18 29 33  
DEWPT 22 20 18 22 30 27 21 23 32 30 26 20 26 22 17 17 25 27  
PWIND DIR S SW W W W NW W W W  
WIND CHAR GN GN BZ GN BZ BZ GN GN GN  
AVG CLOUDS OV B1 B1 B2 B1 SC B1 B2 OV B2 B2 B2 B2 B1 B2 B2 B2 B2  
POP 12HR 10 10 0 20 40 30 20 30 20  
RAIN S C C C  
SNOW S C C C S C C S S  
 
 
WYZ199-051100-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
1025 PM MST THU DEC 4 2025  
 
DATE THU 12/04/25 FRI 12/05/25 SAT 12/06/25 SUN  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 23 36 18 38 19  
TEMP 26 24 24 23 33 36 24 18 21 21 24 27 36 36 26 22 20 19 20  
DEWPT 24 24 24 23 27 27 21 15 18 20 21 24 30 28 23 20 19 17 17  
RH 92100100100 78 69 88 88 88 96 88 88 79 72 88 92 96 92 88  
WIND DIR NW W W NW NW N SE S S W W NW NW NW NW W W W W  
WIND SPD 9 6 8 10 11 6 6 6 8 9 11 16 19 16 4 4 4 5 8  
WIND GUST 20 18 20  
CLOUDS OV OV B2 B1 SC SC B1 B1 OV B2 B2 B2 B1 B1 B1 B2 B2 B2 B1  
POP 12HR 60 50 50 50 30  
QPF 12HR 0.02 0.02 0.02 0.04 0.01  
SNOW 12HR T T 00-00  
SNOW C S C C C C S S C C S S  
SNOWSHWRS C L  
OBVIS PF PF PF PF PF PF PF PF PF  
WIND CHILL 12 13 15  
MIN CHILL 16 15 12 16 9 11 14 18 14 11  
 
DATE 12/07/25 MON 12/08/25 TUE 12/09/25 WED 12/10/25 THU 12/11/25  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 41 22 45 24 50 25 41 23 44  
TEMP 37 29 22 24 39 32 24 27 47 43 31 26 37 33 25 23 38 44  
DEWPT 25 20 16 17 27 21 18 21 34 32 28 24 30 27 22 20 29 32  
PWIND DIR W SW W SW W NW NW W W  
WIND CHAR LT GN GN GN GN BZ GN GN GN  
AVG CLOUDS B1 SC B1 B1 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1  
POP 12HR 5 5 0 5 30 60 40 40 30  
RAIN C L C C C C C C S  
SNOW S S C C C C C S  
 
 
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