206
FOUS55 KBYZ 180153
PFMBYZ
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BILLINGS MT
753 PM MDT SUN MAY 17 2026
MTZ235-181000-
BILLINGS-YELLOWSTONE MT
45.81N 108.53W ELEV. 3648 FT
753 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 50 30 66 41
TEMP 45 40 38 36 40 44 48 49 45 39 33 31 44 59 64 66 57 49 45 42
DEWPT 29 33 33 31 32 28 25 25 27 28 27 26 25 25 23 24 27 28 28 25
RH 53 76 82 82 73 53 40 39 49 64 78 81 47 27 21 20 31 44 51 50
WIND DIR N N N N N N N N NE SE SW SW SW SW SW SW S SW SW SW
WIND SPD 18 13 10 9 11 14 14 10 6 3 3 5 8 6 6 8 6 6 10 12
CLOUDS SC B1 B2 B2 OV OV B2 B1 SC FW FW FW CL FW SC B1 B1 SC SC SC
POP 12HR 20 20 10 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S S
SNOWSHWRS S S S
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 70 43 69 45 73 45 81 51 86
TEMP 66 65 52 45 62 67 53 47 66 70 54 48 74 79 60 53 78 82
DEWPT 30 32 37 37 36 33 35 37 37 35 37 37 37 35 37 37 36 33
PWIND DIR W NW W SE W NE SW W NW
WIND CHAR GN LT LT LT LT LT LT LT GN
AVG CLOUDS SC SC B2 B1 B1 SC B1 B1 B1 B1 SC SC SC SC SC SC SC FW
POP 12HR 10 50 20 10 30 20 5 10 5
RAIN SHWRS C C S C S
TSTMS S S
MTZ065-181000-
LIVINGSTON-PARK MT
45.70N 110.47W ELEV. 4656 FT
753 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 26 46 25 62 35
TEMP 39 33 29 27 33 39 44 45 40 33 28 26 42 55 60 61 50 44 39 36
DEWPT 26 27 26 25 24 22 23 22 24 25 21 19 21 22 23 24 28 28 27 25
RH 59 78 88 92 69 50 43 40 52 72 75 74 43 27 24 24 42 53 62 64
WIND DIR N W W W NW N E E E SW W W W W W W SW SW SW SW
WIND SPD 16 10 10 8 9 12 13 10 4 3 4 6 5 10 10 9 4 6 8 8
CLOUDS B2 B2 B2 B2 B2 B2 B1 B1 SC FW FW SC FW SC SC B1 B1 B1 SC SC
POP 12HR 30 40 10 10 5
QPF 12HR 0.01 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C
SNOWSHWRS C S S C S C C
TSTMS
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 64 36 65 40 69 40 78 45 81
TEMP 59 59 47 39 59 63 50 43 62 67 51 44 71 75 56 49 75 78
DEWPT 28 31 35 33 32 32 35 34 33 33 35 33 32 32 34 32 30 31
PWIND DIR W W W W W S W SW W
WIND CHAR GN LT LT LT GN LT GN GN BZ
AVG CLOUDS SC B1 B2 B1 SC SC B1 B1 B1 B1 SC SC SC SC B1 SC SC SC
POP 12HR 30 60 20 20 30 10 10 10 10
RAIN SHWRS C L C S S S S C
TSTMS S S S
MTZ032-181000-
MILES CITY-CUSTER MT
46.42N 105.90W ELEV. 2628 FT
753 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 48 31 64 39
TEMP 47 42 38 36 39 42 47 46 42 39 34 32 42 54 61 63 53 47 42 40
DEWPT 36 38 36 35 35 31 29 30 32 33 32 31 31 31 29 28 28 27 26 27
RH 65 86 92 96 85 65 49 53 67 79 92 96 65 41 29 26 38 45 53 59
WIND DIR NW NW NW NW NW NW NW N N N NW NW W W W S E SE SE S
WIND SPD 18 16 14 13 13 13 14 13 8 3 3 2 3 4 3 3 6 9 6 5
CLOUDS B2 SC B1 B2 OV B2 B2 B2 B2 B1 SC SC FW FW FW FW SC SC SC SC
POP 12HR 20 30 10 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S C
SNOWSHWRS S
OBVIS PF
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 43 69 43 72 44 79 49 84
TEMP 67 67 52 44 64 67 52 45 66 69 53 45 72 77 59 50 77 81
DEWPT 34 36 40 39 38 35 38 38 40 38 41 40 41 39 41 40 40 37
PWIND DIR SW NW NW SE W E S N W
WIND CHAR GN LT GN LT LT LT LT GN GN
AVG CLOUDS SC SC B1 B1 B1 SC SC B1 B2 SC SC SC SC FW SC SC SC FW
POP 12HR 5 20 10 10 20 20 5 10 5
RAIN SHWRS S S S S
TSTMS S S
MTZ033-181000-
BAKER-FALLON MT
46.38N 104.24W ELEV. 2969 FT
753 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 32 45 29 59 34
TEMP 45 40 35 33 38 41 44 44 39 36 32 30 40 49 56 58 46 41 38 35
DEWPT 36 36 34 32 32 32 30 30 32 32 31 30 29 27 27 24 26 26 25 23
RH 70 85 96 96 79 70 57 57 76 85 96100 64 42 32 27 45 55 59 61
WIND DIR NW NW NW NW NW NW NW N N NW N N NW W NW NW E SE SE S
WIND SPD 13 11 12 13 13 13 14 13 10 3 0 0 4 6 5 4 5 10 12 11
CLOUDS B1 B1 B2 OV OV OV B2 OV OV OV OV OV SC SC FW FW FW SC SC SC
POP 12HR 30 40 30 10 0
QPF 12HR 0 0.01 0.02 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C S S C C C C C S
SNOWSHWRS S S
OBVIS PF PF
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 71 40 67 41 70 42 77 48 83
TEMP 67 66 49 42 63 65 48 43 66 69 49 44 71 75 55 49 78 81
DEWPT 28 31 38 38 36 32 37 37 37 35 40 39 38 36 41 40 38 36
PWIND DIR SW W NW SE SW S S SE W
WIND CHAR GN LT GN LT LT LT LT GN GN
AVG CLOUDS SC SC B1 B1 B2 SC B1 B1 B2 B1 B1 SC SC FW SC SC SC SC
POP 12HR 5 20 20 10 30 20 10 10 10
RAIN SHWRS S S S C S
TSTMS S
WYZ199-181000-
SHERIDAN-SHERIDAN WY
44.80N 106.96W ELEV. 4019 FT
753 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 43 25 61 31
TEMP 42 38 33 31 34 37 41 42 38 34 28 26 40 53 58 60 47 40 35 32
DEWPT 30 29 28 29 31 29 29 28 30 28 24 22 24 26 25 27 29 28 25 24
RH 62 70 82 92 89 72 62 57 73 78 85 85 52 35 28 28 49 62 66 72
WIND DIR NW NW NW NW NW NW NW NW W W SW SW E N N SE S S SW SW
WIND SPD 13 16 18 13 17 18 18 14 8 2 2 2 1 3 3 5 5 6 4 3
CLOUDS OV B2 OV OV OV OV B2 B2 B2 SC FW SC FW FW FW FW SC SC SC SC
POP 12HR 70 80 10 5 0
QPF 12HR 0.02 0.05 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S D S C C
SNOWSHWRS C L D L C
WIND CHILL 22 20
MIN CHILL 28 20 21 28 26 30 26
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 66 36 64 36 69 37 77 42 83
TEMP 63 63 46 37 58 62 45 38 64 66 48 39 71 75 52 44 77 80
DEWPT 29 32 35 35 37 34 35 34 37 37 37 35 38 36 36 34 37 37
PWIND DIR NW W NW SW NW SW W W NW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 B1 B2 SC SC SC B1 B1 SC SC SC FW SC FW SC FW
POP 12HR 20 50 60 10 30 10 10 5 10
RAIN SHWRS S C C L C C
TSTMS S S S S
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