927
FOUS55 KBYZ 201656
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
1056 AM MDT WED MAY 20 2026
MTZ235-202200-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
1056 AM MDT WED MAY 20 2026
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 68 43 56 39 68
TEMP 66 67 61 52 49 47 45 44 48 54 55 50 45 41 39 50 62 66 68
DEWPT 33 34 39 43 42 43 41 40 39 38 36 38 36 35 34 36 37 34 32
RH 29 29 44 71 77 86 86 86 71 54 49 63 70 79 82 58 39 30 26
WIND DIR W W N N NW N N N N NW SW SW SW W W SW W W S
WIND SPD 8 10 10 8 9 8 11 11 9 5 5 4 6 8 10 10 5 4 5
CLOUDS B1 B1 B2 OV OV OV OV OV B2 OV B2 B1 SC SC SC FW FW SC SC
POP 12HR 40 100 90 5 0
QPF 12HR 0.01 0.29 0.28 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L L D D L C S
TSTMS S S
DATE SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 79 51 85 54 89 55 84
TEMP 51 45 71 78 59 52 78 84 63 55 82 85 64 56 78 79
DEWPT 35 33 38 35 37 35 39 39 40 38 42 39 40 38 41 40
PWIND DIR S SW SW SW SW SW SW S
WIND CHAR LT GN LT GN LT GN GN GN
AVG CLOUDS SC SC FW FW SC SC FW FW SC SC FW FW SC SC SC SC
POP 12HR 0 0 0 5 5 10 10 20
RAIN SHWRS S
TSTMS S
MTZ065-202200-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
1056 AM MDT WED MAY 20 2026
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 35 54 31 66
TEMP 59 63 57 46 42 39 38 38 44 50 52 45 39 35 32 46 59 64 65
DEWPT 35 35 36 40 38 38 37 35 34 34 34 35 32 30 27 29 30 30 30
RH 40 35 45 79 86 96 96 89 68 54 50 68 76 82 81 51 33 28 27
WIND DIR W W NW NW E E E NW SW N E SW W W W W W W W
WIND SPD 13 12 9 5 3 3 3 4 4 4 4 3 4 5 6 5 5 6 6
CLOUDS B2 B2 B2 OV OV OV OV B2 B1 B1 B2 SC SC SC B1 SC SC SC SC
POP 12HR 40 100 90 20 0
QPF 12HR 0.01 0.50 0.09 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C D D D D C C C S
TSTMS S
DATE SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 39 76 46 81 49 84 49 78
TEMP 47 40 69 75 56 47 76 78 59 50 79 78 59 50 73 72
DEWPT 31 29 33 35 35 31 36 38 37 33 36 40 37 34 36 41
PWIND DIR SW W SW W SW SW S SW
WIND CHAR LT GN GN GN GN GN GN GN
AVG CLOUDS SC SC FW SC SC SC SC SC SC FW FW SC SC SC SC B1
POP 12HR 5 0 0 10 5 20 10 40
RAIN SHWRS S C
TSTMS S S
MTZ032-202200-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
1056 AM MDT WED MAY 20 2026
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 72 43 59 39 69
TEMP 69 72 66 56 51 47 44 49 53 56 57 52 47 42 40 51 63 67 68
DEWPT 35 33 41 43 44 44 41 43 43 42 40 41 41 39 37 39 40 38 37
RH 28 24 40 62 77 89 89 80 69 59 53 66 79 89 89 63 43 34 32
WIND DIR W W NW N NW NW N N N N N NW W W W NW NW NW NW
WIND SPD 9 10 10 6 6 6 9 10 11 10 8 4 4 5 5 5 6 6 5
CLOUDS FW SC B2 OV OV B1 OV B2 OV OV OV OV OV OV OV SC SC SC FW
POP 12HR 20 60 60 30 5
QPF 12HR 0 0.01 0.04 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C L C S C S S
TSTMS S
DATE SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 78 48 85 51 90 56 88
TEMP 49 42 71 77 57 49 80 83 61 52 83 87 67 57 83 84
DEWPT 39 35 39 38 39 38 42 38 41 39 44 41 44 42 47 45
PWIND DIR SE S S SW SW SW SE SE
WIND CHAR LT LT LT LT LT LT GN GN
AVG CLOUDS SC SC FW CL SC SC FW FW SC SC FW FW SC SC SC SC
POP 12HR 0 0 0 0 0 0 10 10
MTZ033-202200-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
1056 AM MDT WED MAY 20 2026
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 72 38 62 38 64
TEMP 70 72 68 54 46 42 39 51 59 59 57 49 46 42 39 51 59 62 64
DEWPT 29 29 33 41 42 40 38 41 42 43 40 42 43 40 38 38 38 37 35
RH 22 20 27 61 86 93 96 68 53 55 53 77 89 93 96 61 45 39 34
WIND DIR SW SW W N E N N NE NE N N N N N N NW N N N
WIND SPD 11 10 9 6 3 1 4 8 11 12 12 8 5 5 6 9 10 10 9
CLOUDS FW B1 B2 B2 B1 SC B2 SC B2 B2 OV B2 OV OV OV B1 B1 SC SC
POP 12HR 5 20 60 70 40
QPF 12HR 0 0 0.02 0.11 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L C C S C C C S S
TSTMS S S
DATE SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 75 45 85 49 89 54 87
TEMP 46 39 69 74 54 46 80 84 59 51 86 87 65 55 84 84
DEWPT 40 33 35 33 39 36 38 34 40 37 40 37 44 42 45 42
PWIND DIR NE SW S SW SW SW SE SE
WIND CHAR LT LT LT GN LT LT BZ BZ
AVG CLOUDS SC SC SC FW SC FW FW FW FW FW FW FW FW SC FW SC
POP 12HR 5 0 0 0 0 0 5 5
WYZ199-202200-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
1056 AM MDT WED MAY 20 2026
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26
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 35 47 32 63
TEMP 66 67 64 51 45 41 38 41 41 43 45 42 39 35 33 46 57 61 63
DEWPT 27 28 32 37 38 38 38 40 40 40 37 37 34 32 31 35 35 34 34
RH 23 23 30 59 76 89100 96 96 89 73 82 82 89 92 65 43 36 34
WIND DIR NE NE N NW NW W N NW NW NW NW W W W W NW N N N
WIND SPD 2 3 4 5 2 2 2 9 12 12 10 5 4 4 3 1 4 4 4
CLOUDS B1 SC B1 B2 B2 B1 OV OV OV OV OV OV OV OV OV SC SC SC SC
POP 12HR 5 30 100 50 5
QPF 12HR 0 0 0.41 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C D D D C C S
DATE SAT 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26
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 34 73 40 81 43 86 45 82
TEMP 42 35 67 72 50 41 78 78 55 44 82 83 58 46 79 76
DEWPT 33 29 37 37 35 31 40 39 37 33 40 39 37 35 42 41
PWIND DIR SW NE S NW SW SW SW SE
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS SC FW SC FW FW FW FW FW FW FW FW FW SC SC SC SC
POP 12HR 0 5 0 5 5 5 5 20
RAIN SHWRS S
TSTMS S
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