954
FOUS55 KBYZ 210521
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
1121 PM MDT WED MAY 20 2026
MTZ235-211000-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
1121 PM MDT WED MAY 20 2026
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT
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 42 57 39 68 44
TEMP 47 46 44 44 49 54 55 51 45 41 39 49 62 66 67 59 51 46 45
DEWPT 45 45 42 43 39 37 36 38 36 35 33 34 36 32 30 35 34 34 34
RH 93 96 93 96 68 52 49 61 70 79 79 56 38 28 25 40 52 63 65
WIND DIR NW W N N N N N W W W W W W SW S SE S SW SW
WIND SPD 8 8 11 13 10 8 8 5 5 8 10 10 5 4 4 5 4 4 6
CLOUDS OV OV OV OV OV B2 B2 B1 SC SC FW FW SC B1 SC SC SC SC SC
POP 12HR 100 90 5 0 0
QPF 12HR 0.28 0.29 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D D D
RAIN SHWRS C C
TSTMS S
DATE 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 78 51 87 53 89 54 85 53 79
TEMP 70 78 59 52 79 83 63 56 82 85 64 57 78 79 62 55 72 76
DEWPT 37 36 38 35 38 37 39 39 41 38 40 40 41 40 41 42 43 40
PWIND DIR SW SW SW SW SW S S W N
WIND CHAR GN LT GN LT LT GN GN GN GN
AVG CLOUDS FW FW SC FW FW SC SC SC FW FW SC SC SC SC B1 B1 B1 B1
POP 12HR 0 0 0 5 5 10 20 30 30
RAIN SHWRS S C S S C
TSTMS S S S
MTZ065-211000-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
1121 PM MDT WED MAY 20 2026
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT
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 53 30 66 39
TEMP 42 39 37 38 45 50 51 45 38 33 31 45 58 63 65 54 47 42 40
DEWPT 38 38 36 35 35 34 33 34 32 29 27 28 29 29 30 33 32 31 31
RH 86 96 96 89 68 54 50 65 79 85 85 51 33 27 27 45 56 65 70
WIND DIR E E NE NE NW W SE S W W W W W W SW S SW SW SW
WIND SPD 4 6 5 6 6 5 8 4 4 5 6 5 5 6 6 3 4 5 6
CLOUDS OV OV OV OV B2 B2 B2 SC FW SC SC SC SC B1 B1 SC SC SC SC
POP 12HR 100 90 10 0 0
QPF 12HR 0.17 0.16 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN D D D L
RAIN SHWRS C C
TSTMS S S
DATE 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 75 46 82 48 83 48 77 45 71
TEMP 68 74 55 47 76 78 59 51 78 79 59 52 73 71 56 49 66 68
DEWPT 34 34 34 31 34 37 36 35 34 39 37 35 35 40 40 38 37 40
PWIND DIR W SW W SW SW S SW SW N
WIND CHAR GN GN GN GN GN GN GN GN GN
AVG CLOUDS FW FW SC FW FW SC SC SC FW FW B1 SC SC B1 B1 B1 B1 B1
POP 12HR 0 0 5 5 10 10 40 40 50
RAIN SHWRS C C S S C
TSTMS S S C
MTZ032-211000-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
1121 PM MDT WED MAY 20 2026
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT
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 43 58 39 68 41
TEMP 52 48 46 48 51 55 56 51 46 42 40 51 62 66 66 57 48 43 41
DEWPT 46 45 43 43 43 42 41 41 40 39 38 39 40 37 36 39 38 37 36
RH 80 89 89 83 74 61 57 68 79 89 92 63 44 34 33 51 68 79 82
WIND DIR N NW N N N N N NW W NW NW NW NW NW NW SE SE SE S
WIND SPD 6 6 10 11 14 14 11 4 4 5 5 8 9 9 6 3 3 2 3
CLOUDS B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC B1 SC SC SC SC
POP 12HR 60 70 20 5 0
QPF 12HR 0.01 0.07 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C L L L L
RAIN SHWRS S S
TSTMS
DATE 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 77 48 86 51 89 56 88 55 82
TEMP 70 76 57 48 79 83 61 52 83 86 67 58 83 84 67 57 76 78
DEWPT 39 38 40 38 40 38 41 41 43 42 44 43 46 44 47 46 46 45
PWIND DIR S S SW SW SW SE SE SE SW
WIND CHAR LT LT GN LT LT GN BZ BZ BZ
AVG CLOUDS FW FW FW FW FW FW FW SC FW FW FW SC SC FW SC B1 B1 SC
POP 12HR 0 0 0 0 0 10 10 20 30
RAIN SHWRS S C
TSTMS S S
MTZ033-211000-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
1121 PM MDT WED MAY 20 2026
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT
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 61 38 64 37
TEMP 47 42 39 50 58 57 56 49 45 42 39 50 59 62 64 51 45 41 39
DEWPT 42 40 39 40 41 42 40 42 42 40 38 38 39 37 35 38 39 37 34
RH 83 93100 68 53 57 55 77 89 93 96 63 47 39 34 61 79 85 82
WIND DIR E N N N NE NW N N NW NW NW NW NW N N NE N N N
WIND SPD 4 3 5 11 13 17 17 9 5 5 6 11 12 12 10 3 0 0 0
CLOUDS B1 SC B2 B1 B1 B2 B2 OV OV B2 B2 B1 B1 B2 B2 SC SC SC SC
POP 12HR 5 70 70 30 0
QPF 12HR 0 0.12 0.19 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L C C C C C C
TSTMS S C
DATE 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 76 44 85 50 88 56 87 54 82
TEMP 69 75 53 45 80 82 59 52 84 86 64 58 85 84 64 56 78 79
DEWPT 36 34 39 35 38 34 40 40 39 38 44 44 44 42 47 47 45 41
PWIND DIR SW S SW SW SW SE SE SE SE
WIND CHAR LT LT GN LT LT GN BZ WY BZ
AVG CLOUDS SC FW SC FW FW FW FW SC FW CL FW SC SC FW SC B1 SC B1
POP 12HR 0 0 0 0 0 5 5 20 30
RAIN SHWRS S C
TSTMS S S
WYZ199-211000-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
1121 PM MDT WED MAY 20 2026
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT
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 46 31 64 34
TEMP 49 44 43 43 41 43 45 42 38 33 31 46 57 62 64 50 43 38 35
DEWPT 41 41 43 43 41 40 37 36 34 30 30 34 35 34 34 36 34 30 30
RH 74 89100100100 89 73 79 85 89 96 63 43 35 32 58 70 73 82
WIND DIR NW W NW NW NW NW NW W W W W NW NW NW NW SW SW SW SW
WIND SPD 3 3 3 11 19 16 12 6 5 4 3 3 8 5 4 2 3 2 1
CLOUDS B1 B1 B2 OV OV OV OV B2 B2 B2 B2 FW SC FW SC SC SC SC SC
POP 12HR 30 100 50 5 0
QPF 12HR 0.01 0.44 0.01 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S L D D D
RAIN SHWRS C C
TSTMS
DATE 05/23/26 SUN 05/24/26 MON 05/25/26 TUE 05/26/26 WED 05/27/26
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 72 40 82 43 86 45 82 44 76
TEMP 67 71 49 41 77 78 55 46 81 83 58 48 79 77 57 46 70 73
DEWPT 37 36 35 32 39 39 38 36 40 38 38 37 41 40 40 39 42 40
PWIND DIR N S W SW SW SW SE S N
WIND CHAR LT LT LT LT LT LT GN GN LT
AVG CLOUDS FW FW FW FW FW FW FW FW FW FW SC SC SC SC B1 B1 B1 B1
POP 12HR 10 0 0 5 0 5 20 30 40
RAIN SHWRS S C S C
TSTMS S S C
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