525  
FOUS55 KBYZ 102351  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
551 PM MDT SAT OCT 10 2026  
 
MTZ235-111000-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
551 PM MDT SAT OCT 10 2026  
 
DATE 10/10/26 SUN 10/11/26 MON 10/12/26 TUE  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
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 38 42 32 42 31  
TEMP 51 46 42 40 38 39 40 41 40 38 37 36 34 35 38 40 41 37 36 34 32  
DEWPT 30 37 37 39 38 39 39 40 40 38 37 36 34 35 38 38 38 36 36 34 32  
RH 44 71 82 96100100 96 96100100100100100100100 92 89 96100100100  
WIND DIR NE NE NE NE NE NE NE NE NE N N N N N NW N NE E S S SW  
WIND SPD 17 19 18 18 19 14 12 13 14 17 17 16 14 9 6 5 4 3 3 3 3  
WIND GUST 27  
CLOUDS B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B1 B1 B1  
POP 12HR 100 100 100 80 10  
QPF 12HR 0.13 0.35 0.44 0.11 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C D D D L L L D L D D D S S  
SNOW S S S S S D S  
 
DATE 10/13/26 WED 10/14/26 THU 10/15/26 FRI 10/16/26 SAT 10/17/26  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 51 35 57 40 60 37 60 41 70  
TEMP 44 50 40 36 50 54 44 41 54 55 42 38 52 56 44 42 63 65  
DEWPT 43 42 38 35 42 43 40 37 41 41 37 33 40 41 36 35 42 43  
PWIND DIR W N W W NW NW NW S SW  
WIND CHAR LT LT LT LT GN LT LT LT GN  
AVG CLOUDS B1 SC FW SC B1 SC SC SC SC FW SC SC SC FW FW FW FW FW  
POP 12HR 10 5 10 20 10 5 5 0 0  
RAIN SHWRS S  
 
 
MTZ065-111000-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
551 PM MDT SAT OCT 10 2026  
 
DATE 10/10/26 SUN 10/11/26 MON 10/12/26 TUE  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
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 31 38 26 43 25  
TEMP 55 46 40 37 35 34 36 36 36 32 31 30 29 31 37 42 41 35 32 30 27  
DEWPT 39 41 39 37 35 33 34 32 29 29 31 30 29 31 32 32 31 31 32 30 27  
RH 55 83 96100100 96 92 85 75 88100100100100 82 67 67 85100100100  
WIND DIR NW E E E E E E E E E E E E N W W W SW W W W  
WIND SPD 12 25 26 25 25 26 17 16 20 26 23 13 6 3 2 3 3 2 2 3 3  
WIND GUST 37 42 40 37 39 27 37 40 39 28  
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV B1 B1 B1 B1 B1 B1 SC  
POP 12HR 100 100 100 60 5  
QPF 12HR 0.25 0.41 0.48 0.08 0  
SNOW 12HR 00-00 00-00 3  
RAIN D C C D D D L L D S S  
RAIN SHWRS  
SNOW S S L L D D D D L L S  
TSTMS  
OBVIS BS  
WIND CHILL 29 25 22 21 25 18 18 19  
MIN CHILL 29 22 19 25 17 17 21 23  
WINTER WEATH Y Y Y Y Y Y Y Y Y Y Y Y  
 
DATE 10/13/26 WED 10/14/26 THU 10/15/26 FRI 10/16/26 SAT 10/17/26  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 53 27 57 30 60 29 64 34 72  
TEMP 47 49 35 29 51 53 38 32 54 55 37 30 56 59 41 36 64 66  
DEWPT 38 34 32 29 35 34 33 32 34 33 32 30 33 35 32 30 34 34  
PWIND DIR W W W W W W W SW W  
WIND CHAR LT LT LT GN GN LT LT GN GN  
AVG CLOUDS SC SC SC SC SC FW SC FW SC FW SC FW FW CL CL FW FW FW  
POP 12HR 5 5 5 10 20 10 5 0 0  
RAIN SHWRS S  
SNOWSHWRS S  
 
 
MTZ032-111000-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
551 PM MDT SAT OCT 10 2026  
 
DATE 10/10/26 SUN 10/11/26 MON 10/12/26 TUE  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
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 41 48 35 44 35  
TEMP 59 53 48 44 42 43 45 46 45 42 42 40 37 39 40 42 43 40 40 37 36  
DEWPT 37 42 43 42 42 43 44 44 43 42 42 40 37 39 40 40 39 38 39 37 36  
RH 44 66 83 93100100 96 93 93100100100100100100 93 86 92 96100100  
WIND DIR N N N NE NE NE NE NE NE NE NE NE NE NE N NW NW NW W SW S  
WIND SPD 14 17 16 13 12 13 12 13 16 16 14 14 13 12 11 10 9 5 3 2 2  
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2  
POP 12HR 60 90 90 90 10  
QPF 12HR 0.02 0.12 0.25 0.12 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S L S C D D L C C D D D D D L L  
 
DATE 10/13/26 WED 10/14/26 THU 10/15/26 FRI 10/16/26 SAT 10/17/26  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 52 36 57 40 59 35 57 37 68  
TEMP 46 52 43 38 52 54 46 40 55 54 43 35 51 54 43 37 60 62  
DEWPT 40 41 40 37 41 42 42 40 40 38 37 35 36 36 35 34 37 40  
PWIND DIR S NE SE S NW NW NW SE S  
WIND CHAR LT LT LT LT GN GN LT GN GN  
AVG CLOUDS B1 SC SC SC B1 SC B1 B1 B1 SC SC SC SC SC FW FW FW FW  
POP 12HR 10 5 20 20 10 10 5 5 0  
RAIN SHWRS S S  
 
 
MTZ033-111000-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
551 PM MDT SAT OCT 10 2026  
 
DATE 10/10/26 SUN 10/11/26 MON 10/12/26 TUE  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
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 35 50 30 46 31  
TEMP 63 53 48 41 39 42 47 49 45 40 39 37 35 37 42 44 43 38 38 35 33  
DEWPT 32 39 41 39 39 41 42 42 41 40 39 37 35 37 38 38 38 37 37 35 33  
RH 31 59 77 92100 96 83 77 86100100100100100 86 79 82 96 96100100  
WIND DIR NE NE NE NE NE NE NE NE E E E E E E NE N NW NW W N N  
WIND SPD 14 18 16 13 12 12 14 14 17 16 13 13 12 11 11 11 12 9 5 0 0  
WIND GUST 25  
CLOUDS B1 OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2  
POP 12HR 50 80 90 80 10  
QPF 12HR 0.05 0.05 0.11 0.04 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C S S S L C C C C D C D D L L  
 
DATE 10/13/26 WED 10/14/26 THU 10/15/26 FRI 10/16/26 SAT 10/17/26  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 33 59 35 60 31 58 32 68  
TEMP 49 51 42 37 55 53 44 40 57 53 41 35 53 51 40 37 62 61  
DEWPT 37 38 39 37 38 38 40 39 37 36 35 33 31 31 32 31 32 34  
PWIND DIR W E SE S W NW NW S S  
WIND CHAR LT LT LT LT GN GN GN GN GN  
AVG CLOUDS B2 SC SC SC SC SC B1 B2 B1 SC SC SC SC SC FW FW FW CL  
POP 12HR 10 10 20 30 20 20 10 5 5  
RAIN SHWRS S C S S S S S  
SNOWSHWRS S  
 
 
WYZ199-111000-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
551 PM MDT SAT OCT 10 2026  
 
DATE 10/10/26 SUN 10/11/26 MON 10/12/26 TUE  
MDT 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
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 40 49 33 47 30  
TEMP 63 53 46 42 42 43 47 48 46 41 40 39 37 38 43 46 44 36 36 34 32  
DEWPT 32 39 42 42 42 43 43 41 41 41 40 39 37 38 38 37 37 36 36 34 32  
RH 31 59 86100100100 86 77 83100100100100100 82 71 76100100100100  
WIND DIR N NW NW NW N NE NE N N NE N N NW NW NW NW NW W N N N  
WIND SPD 4 4 6 4 4 5 3 4 5 6 6 11 17 17 11 8 5 3 0 0 0  
CLOUDS B2 B1 B1 OV OV OV OV B2 OV OV OV OV OV OV B2 B2 B2 B2 B1 B1 B1  
POP 12HR 50 70 90 40 20  
QPF 12HR 0.13 0.04 0.20 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C C C C C C D L L C C S S S S S S C  
 
DATE 10/13/26 WED 10/14/26 THU 10/15/26 FRI 10/16/26 SAT 10/17/26  
MDT 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 54 33 57 35 59 31 61 33 72  
TEMP 49 53 39 36 53 54 41 36 55 55 37 32 56 57 38 35 65 66  
DEWPT 42 41 39 35 40 41 38 36 38 37 34 31 34 36 31 30 36 38  
PWIND DIR NE NW NE W NW NW NW S NE  
WIND CHAR LT LT LT LT GN LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 SC SC SC FW FW FW FW FW  
POP 12HR 30 40 40 40 40 20 10 5 0  
RAIN C C  
RAIN SHWRS C C C C C C C C S  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
The Nexlab WY Page
Main Text Page