397
FOUS55 KBYZ 171003
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
403 AM MDT TUE MAR 17 2026
MTZ235-172200-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
403 AM MDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 61 40 69 43 74
TEMP 44 46 52 60 59 49 47 43 41 46 61 69 67 55 50 45 45 50 65 73 72
DEWPT 31 31 32 34 37 35 35 34 32 34 37 33 35 36 35 32 32 34 37 37 38
RH 60 55 46 37 44 58 63 70 70 63 41 26 30 49 56 60 60 54 35 27 29
WIND DIR W W W W W W W W SW SW SW W W W W SW SW SW SW W W
WIND SPD 26 29 29 31 20 16 14 12 13 14 18 23 18 12 11 11 11 13 17 17 12
WIND GUST 36 41 41 43
CLOUDS B2 B2 B1 B1 SC SC SC B1 B2 B2 B1 B1 B2 B1 B1 B1 B1 B2 B1 SC B1
POP 12HR 5 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 47 77 48 69 35 56 36 62
TEMP 53 48 68 74 56 50 62 65 46 38 48 55 42 37 54 61
DEWPT 34 30 39 40 36 34 39 36 32 28 30 29 29 27 31 28
PWIND DIR W SW W W N NE NE W
WIND CHAR GN GN GN GN BZ GN GN GN
AVG CLOUDS B1 B1 B1 B1 SC B1 B2 B1 B1 SC B1 B1 B1 B1 SC SC
POP 12HR 0 0 10 30 20 20 10 10
RAIN SHWRS S C S S S S
MTZ065-172200-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
403 AM MDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 47 70 48 73
TEMP 52 53 59 63 63 57 54 51 48 53 65 69 67 58 55 52 50 53 66 72 70
DEWPT 28 26 26 29 33 36 35 31 28 27 26 22 23 27 28 25 26 27 29 29 28
RH 39 35 28 27 32 45 48 46 46 36 23 17 19 30 35 35 39 36 25 20 21
WIND DIR SW W W W W SW W W SW SW W W W W SW SW SW SW SW W W
WIND SPD 43 42 40 35 32 32 25 25 26 29 35 35 31 23 20 20 19 20 28 31 25
WIND GUST 60 59 56 49 44 44 35 35 36 41 49 49 43 40 43 37
CLOUDS B2 B1 B1 B1 B2 SC B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1
POP 12HR 5 10 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
WIND Y Y Y Y
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 50 75 50 68 34 56 35 61
TEMP 57 51 69 72 57 53 63 62 47 37 49 54 43 37 56 59
DEWPT 28 27 32 30 30 30 33 27 28 26 27 23 25 24 23 22
PWIND DIR SW SW SW W NW W SW W
WIND CHAR BZ BZ WY WY BZ GN GN GN
AVG CLOUDS SC SC B1 SC SC SC B1 B2 B1 SC B1 B1 B1 B1 B1 SC
POP 12HR 0 0 5 20 20 20 10 10
RAIN SHWRS S S S S S
MTZ032-172200-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
403 AM MDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 56 38 64 40 71
TEMP 38 41 49 55 54 46 44 40 39 43 57 63 61 52 48 43 41 47 64 70 67
DEWPT 35 37 37 37 38 38 39 36 35 38 41 38 41 40 39 36 36 38 41 40 39
RH 89 85 63 51 54 73 82 85 85 82 55 39 48 63 71 76 82 71 43 33 36
WIND DIR W W W NW W W W W W W W W W W W W SW SW W W W
WIND SPD 16 17 21 24 18 16 13 12 10 12 17 19 17 13 12 9 8 10 17 17 11
CLOUDS B2 OV B1 SC SC SC SC SC SC B1 B1 B1 B1 SC FW SC SC SC FW FW SC
POP 12HR 5 0 5 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 75 46 65 33 50 32 58
TEMP 52 45 67 72 54 47 59 60 41 34 45 49 37 32 51 56
DEWPT 40 36 42 42 41 38 39 36 33 27 28 27 27 26 30 28
PWIND DIR W W W NW N N SE S
WIND CHAR GN GN GN GN BZ GN GN GN
AVG CLOUDS FW SC FW SC B1 SC B1 B1 B1 SC SC SC B1 SC SC SC
POP 12HR 0 0 5 20 20 10 10 10
RAIN SHWRS S S
MTZ033-172200-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
403 AM MDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 55 35 63 37 70
TEMP 37 42 51 54 53 44 43 39 36 43 59 62 59 48 46 42 40 48 64 69 65
DEWPT 33 36 37 37 39 38 37 35 32 36 40 38 39 37 37 35 34 37 39 38 39
RH 85 79 59 52 59 79 79 85 85 76 49 41 47 65 71 76 79 65 40 32 38
WIND DIR W W W NW W W W W W W W W W W W W W W W W W
WIND SPD 18 23 25 28 20 19 18 16 13 16 20 24 19 18 16 13 11 13 20 20 13
WIND GUST 35 40
CLOUDS B1 B2 B1 SC SC SC SC SC SC B1 SC SC SC SC FW FW FW FW FW SC SC
POP 12HR 5 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FRZG RAIN
RAIN SHWRS
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 41 72 43 63 29 48 28 56
TEMP 48 42 67 68 50 46 59 57 39 32 43 45 32 30 50 52
DEWPT 36 32 39 40 38 36 36 36 30 25 26 24 23 24 27 28
PWIND DIR W W W NW N NW SE S
WIND CHAR GN GN GN BZ BZ BZ GN GN
AVG CLOUDS SC FW FW FW SC SC SC B1 B2 B1 B1 B1 B1 B1 B1 B1
POP 12HR 0 0 5 10 20 10 10 10
RAIN SHWRS S
SNOWSHWRS S
WYZ199-172200-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
403 AM MDT TUE MAR 17 2026
DATE TUE 03/17/26 WED 03/18/26 THU 03/19/26
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 64 38 72 38 74
TEMP 39 44 57 63 59 47 44 41 39 46 65 71 68 52 46 41 41 49 67 73 70
DEWPT 30 32 32 29 33 34 34 33 31 36 36 25 32 32 32 30 28 33 36 33 36
RH 70 62 38 27 37 60 68 73 73 68 34 18 26 46 58 65 59 54 32 23 29
WIND DIR SW W NW NW W W SW SW SW SW NW NW NW W W SW SW SW W NW W
WIND SPD 13 18 27 29 17 10 6 6 6 8 12 17 12 9 5 4 5 5 9 11 6
WIND GUST 39 41 27
CLOUDS B1 B2 SC SC SC SC B1 SC B1 SC FW FW SC SC SC FW FW FW FW FW FW
POP 12HR 10 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 03/20/26 SAT 03/21/26 SUN 03/22/26 MON 03/23/26
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 43 77 45 72 33 56 32 62
TEMP 49 44 70 72 53 46 67 65 44 36 48 53 39 33 54 59
DEWPT 31 27 35 34 31 31 36 36 30 30 30 28 28 27 30 29
PWIND DIR W W SW W NW NE SE NW
WIND CHAR LT LT GN GN GN GN LT LT
AVG CLOUDS FW SC SC FW SC SC B1 B1 B1 B1 B1 B1 SC B2 B1 B1
POP 12HR 0 0 5 20 20 20 20 10
RAIN SHWRS S S S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page