042
FOUS55 KBYZ 220650
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
1250 AM MDT FRI MAY 22 2026
MTZ235-231000-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
1250 AM MDT FRI MAY 22 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 39 68 44 77 51
TEMP 41 39 49 61 66 66 58 51 46 44 55 69 74 76 67 58 54 52
DEWPT 35 33 35 36 33 31 36 35 35 34 35 38 36 36 39 38 39 37
RH 79 79 58 39 29 27 44 54 65 68 47 32 25 23 36 47 57 56
WIND DIR SW SW W W SW SW S SW W SW SW SW SW SW S SW SW SW
WIND SPD 9 10 12 6 4 5 5 4 4 8 9 6 5 5 5 6 8 10
CLOUDS FW FW CL CL SC B1 FW FW SC SC FW FW SC OV SC FW FW FW
POP 12HR 0 0 20 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
DATE 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 86 54 90 57 88 54 76 51 75
TEMP 79 85 63 55 82 88 67 59 81 82 63 56 69 73 59 54 68 72
DEWPT 40 37 39 38 43 39 40 40 43 42 44 44 44 42 42 42 43 41
PWIND DIR W SW SW S S W NW NW N
WIND CHAR GN LT LT GN LT GN LT LT LT
AVG CLOUDS FW FW SC SC FW FW SC SC SC SC B1 B2 B2 B1 B1 B1 B1 SC
POP 12HR 0 5 5 5 20 50 50 40 20
RAIN SHWRS S C C C C C S S S
TSTMS S S S C S
MTZ065-231000-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
1250 AM MDT FRI MAY 22 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 30 66 38 74 45
TEMP 33 31 45 58 64 64 54 47 41 39 53 66 72 74 61 55 48 46
DEWPT 29 27 29 29 28 27 34 33 32 31 33 33 32 35 37 35 33 32
RH 85 85 53 33 25 24 46 58 70 73 46 29 23 24 41 47 56 58
WIND DIR W NW W SW W W E SW W W W W W W SW SW SW SW
WIND SPD 6 6 6 5 6 5 4 4 5 6 8 11 12 9 4 6 6 9
WIND GUST 21 23 19
CLOUDS SC SC FW SC SC SC SC B1 B1 SC FW SC B1 B1 SC FW FW FW
POP 12HR 0 20 20 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS
DATE 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 82 49 85 50 79 45 70 43 70
TEMP 75 81 60 50 80 80 62 54 76 71 56 48 64 66 54 47 65 68
DEWPT 35 39 37 34 37 41 38 36 37 43 41 40 37 39 39 37 37 39
PWIND DIR W SW SW S SW W W SW W
WIND CHAR GN GN GN GN GN GN GN LT GN
AVG CLOUDS FW FW SC FW FW SC SC SC SC B1 B2 B2 B2 B1 B1 SC SC B1
POP 12HR 5 5 20 5 40 50 50 30 30
RAIN SHWRS S C C C S C C C
TSTMS S S S S S S
MTZ032-231000-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
1250 AM MDT FRI MAY 22 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 39 69 41 77 45
TEMP 40 40 52 63 67 67 57 48 44 41 55 70 75 76 64 55 49 46
DEWPT 37 37 39 40 38 35 38 38 37 35 37 36 36 37 40 39 38 36
RH 89 89 61 43 34 30 49 68 76 79 51 29 24 24 41 55 66 68
WIND DIR W W NW NW NW N N S S S S S SW SW SE S S S
WIND SPD 5 5 8 10 9 9 3 3 2 3 3 4 5 5 3 5 4 3
CLOUDS B1 B1 FW FW FW FW FW SC SC SC FW FW FW SC SC FW FW FW
POP 12HR 0 0 0 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
DATE 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 86 51 91 59 92 58 80 53 80
TEMP 80 83 60 51 85 89 69 61 87 87 69 60 75 76 62 55 74 77
DEWPT 42 38 40 38 43 40 45 44 46 46 49 47 48 47 49 47 47 45
PWIND DIR SW SW S SE SE SE S NW NW
WIND CHAR LT LT LT GN BZ BZ BZ GN GN
AVG CLOUDS FW FW SC SC FW FW FW SC SC FW B1 B1 B1 B1 B1 B1 B1 SC
POP 12HR 0 0 0 5 5 30 30 30 20
RAIN SHWRS C S S C C S
TSTMS S C S
MTZ033-231000-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
1250 AM MDT FRI MAY 22 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 37 65 37 74 44
TEMP 41 38 50 59 63 64 52 44 40 40 62 69 72 74 59 52 49 45
DEWPT 39 36 38 38 38 35 40 39 35 34 38 35 34 35 40 39 38 35
RH 92 92 63 45 39 34 63 82 82 79 41 28 25 24 49 61 66 68
WIND DIR NW NW N N N N NE SE S SW W W W SW SE S S S
WIND SPD 8 6 10 12 12 12 3 2 1 1 3 5 6 6 5 9 9 5
CLOUDS OV OV B2 B1 SC SC FW FW FW SC FW FW FW FW SC FW FW FW
POP 12HR 60 5 0 5 0
QPF 12HR 0.04 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C
TSTMS
DATE 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 87 50 90 58 90 58 80 52 78
TEMP 81 86 60 51 87 88 66 59 88 86 67 58 77 76 60 53 74 76
DEWPT 37 36 39 37 38 36 46 47 46 44 49 48 47 44 49 48 46 43
PWIND DIR SW SW S SE SE SE SE SE W
WIND CHAR GN LT LT GN BZ WY WY BZ GN
AVG CLOUDS FW FW FW SC FW FW FW SC FW FW SC B1 B1 B1 B1 B1 B2 B1
POP 12HR 0 0 0 0 5 20 40 40 30
RAIN SHWRS S C C S S C
TSTMS S S C S
WYZ199-231000-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
1250 AM MDT FRI MAY 22 2026
DATE 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN
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 30 64 34 74 40
TEMP 33 31 46 58 62 62 50 42 38 35 51 67 72 73 58 51 45 41
DEWPT 30 29 35 36 35 33 37 34 30 29 35 35 36 37 40 38 33 32
RH 89 92 65 44 36 33 61 73 73 78 54 30 27 27 51 61 62 70
WIND DIR W W NW NW NW NW SW SW SW SW N NE NE W S S SW SW
WIND SPD 5 4 6 13 10 5 3 4 2 1 0 2 2 3 2 4 3 2
CLOUDS SC FW FW FW FW SC SC SC FW SC FW FW FW FW SC FW SC SC
POP 12HR 0 0 0 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
DATE 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26
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 81 44 86 47 87 47 74 44 73
TEMP 78 79 56 45 82 84 60 50 83 80 60 48 69 70 55 46 68 71
DEWPT 40 39 38 35 42 39 38 37 43 41 43 43 43 41 42 41 43 41
PWIND DIR NW SW SE S SE S NW W NE
WIND CHAR LT LT LT LT GN BZ LT LT LT
AVG CLOUDS FW FW FW FW FW FW FW SC SC SC B1 B1 B1 B2 B1 B1 B1 B1
POP 12HR 5 0 5 0 20 40 60 40 40
RAIN SHWRS S C S C L C S S C
TSTMS S S S C S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page