543
FOUS55 KBYZ 121512
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
912 AM MDT SAT SEP 12 2026
MTZ235-122200-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
912 AM MDT SAT SEP 12 2026
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26
MDT 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 66 46 74 51 69
TEMP 59 66 63 57 52 49 47 48 60 71 73 64 58 54 51 55 64 68 65
DEWPT 47 43 44 43 42 41 41 42 43 40 44 48 45 44 41 41 35 31 34
RH 64 43 50 59 69 74 79 80 53 32 35 56 62 69 68 59 34 25 31
WIND DIR NE NE NE NE NE NE NE E E E E N NW NW W W W NW NW
WIND SPD 9 10 13 14 14 13 11 10 10 11 9 5 14 13 10 14 24 23 20
WIND GUST 24 39 37 33
CLOUDS B1 SC B1 B2 SC SC B1 B1 SC FW SC SC SC SC SC FW FW FW CL
POP 12HR 0 5 5 20 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
DATE TUE 09/15/26 WED 09/16/26 THU 09/17/26 FRI 09/18/26
MDT 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 44 71 46 68 46 78 49 78
TEMP 51 44 63 68 53 47 60 66 51 46 68 75 56 49 70 75
DEWPT 41 39 42 37 41 41 44 42 43 42 43 38 41 40 42 40
PWIND DIR E E NE N E SW N NW
WIND CHAR GN LT GN LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW SC B1 SC FW FW FW FW FW FW SC SC
POP 12HR 0 0 5 10 0 5 10 10
MTZ065-122200-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
912 AM MDT SAT SEP 12 2026
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26
MDT 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 67 40 74 40 65
TEMP 58 67 63 55 48 45 41 44 58 71 70 57 49 43 41 48 58 64 63
DEWPT 44 42 40 41 42 42 41 40 40 37 34 32 38 36 36 34 30 27 28
RH 59 40 43 59 80 89100 86 51 29 26 38 66 76 82 58 34 24 26
WIND DIR E E E E E E E E E SE S W W W W W W W W
WIND SPD 11 11 17 23 25 23 24 20 13 17 20 19 17 14 17 26 29 27 19
WIND GUST 27 35 39 35 36 34 26 33 33 35 27 41 42 37 29
CLOUDS SC B1 B2 B2 B1 B2 B2 B2 SC FW FW FW SC SC FW SC FW FW FW
POP 12HR 0 10 5 30 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C
OBVIS PF PF
DATE TUE 09/15/26 WED 09/16/26 THU 09/17/26 FRI 09/18/26
MDT 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 36 70 39 68 40 78 44 78
TEMP 46 37 62 66 48 39 60 65 47 41 69 74 53 44 71 74
DEWPT 34 32 35 31 36 37 37 33 37 36 34 30 33 34 35 33
PWIND DIR SW E E NE SE W SW NW
WIND CHAR GN LT GN LT LT LT LT LT
AVG CLOUDS FW FW FW FW FW SC SC FW FW FW FW FW FW FW SC SC
POP 12HR 0 0 5 10 5 10 10 10
MTZ032-122200-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
912 AM MDT SAT SEP 12 2026
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26
MDT 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 63 46 72 52 70
TEMP 56 61 62 54 51 48 46 52 63 69 71 63 60 55 52 57 65 68 65
DEWPT 41 39 42 43 42 40 41 42 40 39 46 50 53 51 48 45 36 34 39
RH 57 44 48 66 71 74 83 69 43 33 41 62 78 86 86 64 34 28 38
WIND DIR E NE NE NE NE NE NE E E SE SE SE SE NW W W W W NW
WIND SPD 5 6 8 8 9 10 10 16 21 21 21 19 13 13 14 16 27 31 26
WIND GUST 27 29 26 37 41 36
CLOUDS OV OV B2 B2 B2 B2 B1 SC SC FW SC SC B1 B1 SC FW FW FW CL
POP 12HR 20 10 0 50 5
QPF 12HR 0 0 0 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C
TSTMS S
DATE TUE 09/15/26 WED 09/16/26 THU 09/17/26 FRI 09/18/26
MDT 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 42 71 47 71 45 78 47 79
TEMP 49 42 62 68 53 47 65 67 51 45 71 75 55 47 72 75
DEWPT 42 42 39 39 41 43 46 44 44 45 46 44 44 43 44 42
PWIND DIR NW SE NE N E S NE NE
WIND CHAR GN LT GN GN LT LT LT LT
AVG CLOUDS FW FW FW FW FW SC B1 SC FW FW FW FW FW FW FW SC
POP 12HR 0 0 20 5 5 0 10 10
RAIN SHWRS S
MTZ033-122200-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
912 AM MDT SAT SEP 12 2026
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26
MDT 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 63 40 70 47 71
TEMP 59 63 62 53 49 46 42 51 63 69 65 57 55 52 50 57 67 69 65
DEWPT 39 38 39 41 41 39 38 39 37 39 43 45 49 51 49 47 37 35 38
RH 47 39 43 64 74 76 86 63 38 33 45 64 80 96 96 69 33 28 37
WIND DIR W NW NE NE NE E E E SE SE SE SE SE SE W W W W W
WIND SPD 5 5 5 6 6 10 11 19 25 27 28 28 24 18 14 20 27 34 31
WIND GUST 31 37 42 43 41 34 32 42 48 47
CLOUDS B2 OV OV B2 OV B2 SC SC SC SC FW SC B2 B2 B1 FW FW FW FW
POP 12HR 20 10 0 70 20
QPF 12HR 0 0 0 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L S S
TSTMS S S
DATE TUE 09/15/26 WED 09/16/26 THU 09/17/26 FRI 09/18/26
MDT 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 37 71 41 72 40 79 44 80
TEMP 47 38 64 66 51 45 67 66 49 44 72 74 54 47 74 74
DEWPT 41 37 38 38 41 42 44 44 44 43 44 43 45 42 41 40
PWIND DIR NW S E NE SE S SE NE
WIND CHAR BZ LT GN GN GN GN LT LT
AVG CLOUDS FW CL CL FW SC B1 B1 SC SC FW FW FW FW FW FW SC
POP 12HR 0 0 30 10 5 5 10 20
RAIN SHWRS C S
TSTMS S
WYZ199-122200-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
912 AM MDT SAT SEP 12 2026
DATE SAT 09/12/26 SUN 09/13/26 MON 09/14/26
MDT 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 71 41 81 46 71
TEMP 63 70 69 56 48 43 41 48 67 78 79 65 57 51 46 54 65 70 67
DEWPT 41 39 40 43 43 42 41 42 42 40 42 49 49 45 44 40 31 27 28
RH 44 32 35 62 83 96100 80 40 26 27 56 75 80 93 59 28 20 23
WIND DIR E NE NE NE NE N E E SE SE SE S SW NW NW NW N N NW
WIND SPD 9 5 6 4 4 4 1 6 13 10 8 12 8 14 14 5 8 14 20
WIND GUST 17 21 27
CLOUDS SC SC SC B2 B1 SC B1 SC FW SC FW SC B1 B1 SC FW CL CL CL
POP 12HR 0 5 5 30 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C
OBVIS F PF
DATE TUE 09/15/26 WED 09/16/26 THU 09/17/26 FRI 09/18/26
MDT 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 37 73 40 70 39 78 43 79
TEMP 45 38 65 71 48 41 63 67 46 41 70 76 50 44 73 76
DEWPT 36 34 34 36 38 38 42 41 41 39 41 40 39 36 39 39
PWIND DIR W SE W NW SE E SW NE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS CL FW FW FW FW SC SC SC FW FW FW CL FW FW SC SC
POP 12HR 0 0 5 5 5 5 20 20
RAIN SHWRS S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page