340  
FOUS55 KBYZ 161904  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
104 PM MDT THU APR 16 2026  
 
MTZ235-171000-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
104 PM MDT THU APR 16 2026  
 
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 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 26 49 29 61 34  
TEMP 41 39 35 31 28 27 32 44 48 46 38 35 32 31 40 50 58 60 48 42 37 35  
DEWPT 27 25 24 23 19 18 17 18 16 19 24 25 24 23 23 21 20 21 24 23 22 21  
RH 57 57 64 72 68 68 53 35 27 34 57 66 72 72 50 31 23 22 39 46 54 56  
WIND DIR N N N NW W NW NW NW NW NW NW W W W W W W W SW SW SW SW  
WIND SPD 11 10 9 9 8 9 13 16 16 12 8 8 9 10 14 14 14 12 8 9 9 10  
CLOUDS OV OV OV B2 B1 B1 B1 SC B1 B2 B2 B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 50 40 20 0 0  
QPF 12HR 0.07 0 0 0 0  
SNOW 12HR T 00-00 00-00  
RAIN SHWRS D  
SNOWSHWRS D C S S C S S  
 
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26  
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 43 77 45 81 49 78 49 64  
TEMP 61 70 50 45 71 75 54 46 74 79 58 51 72 74 57 49 61 60  
DEWPT 25 23 28 27 31 29 33 33 35 32 35 36 38 38 38 35 35 35  
PWIND DIR SW SW W SW SW S W W W  
WIND CHAR GN LT GN LT GN GN GN BZ BZ  
AVG CLOUDS FW FW SC SC B1 SC SC SC FW FW SC SC SC B1 B1 B1 B1 B1  
POP 12HR 0 0 0 0 5 5 30 50 50  
RAIN SHWRS C C C C C  
 
 
MTZ065-171000-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
104 PM MDT THU APR 16 2026  
 
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 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 19 44 22 56 29  
TEMP 33 31 28 24 22 20 26 36 41 43 33 29 26 24 34 46 54 55 44 38 33 30  
DEWPT 18 14 15 15 13 12 14 15 16 20 21 21 18 16 18 16 19 21 22 21 19 16  
RH 53 49 58 68 68 71 60 42 36 39 61 72 71 71 51 29 25 26 41 50 56 55  
WIND DIR NW W W W W W W W W NW W W W SW W W W W SW SW SW SW  
WIND SPD 17 14 10 8 10 9 13 19 18 14 10 8 10 10 13 18 16 14 12 13 12 11  
WIND GUST 29  
CLOUDS B2 B2 B1 B1 B1 B1 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW SC FW FW FW  
POP 12HR 50 60 20 0 0  
QPF 12HR 0.02 0.01 0.01 0 0  
SNOW 12HR T 00-00 00-00  
SNOWSHWRS L C S C C C L S S  
OBVIS BS  
WIND CHILL 22 20 11 9 14 25  
MIN CHILL 20 15 9 11 30 20 14 16 30 20  
WINTER WEATH Y Y Y Y Y  
 
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26  
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 38 73 42 75 44 71 42 59  
TEMP 57 64 46 40 66 70 50 44 70 73 54 47 66 64 51 44 56 56  
DEWPT 22 24 28 26 28 27 31 29 31 30 32 32 32 32 35 33 32 31  
PWIND DIR SW SW SW SW SW SW SW SW W  
WIND CHAR GN GN GN GN GN GN BZ BZ BZ  
AVG CLOUDS FW SC SC B1 SC FW SC SC FW SC SC SC B1 B1 B1 B2 B2 B1  
POP 12HR 0 0 0 0 5 10 40 50 60  
RAIN SHWRS S C C C L C  
 
 
MTZ032-171000-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
104 PM MDT THU APR 16 2026  
 
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 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 24 43 24 56 29  
TEMP 47 42 35 29 26 25 26 34 41 41 33 29 26 26 35 46 53 55 43 36 31 30  
DEWPT 27 22 20 19 18 15 14 14 13 13 13 16 16 17 20 22 22 22 23 24 23 23  
RH 45 44 54 66 71 65 60 43 31 31 43 58 65 68 54 38 29 27 45 61 72 75  
WIND DIR NW NW N NW NW NW NW NW NW NW N W W W W NW NW NW E SE SE SE  
WIND SPD 20 18 13 10 9 10 13 17 18 16 8 4 5 5 9 11 12 11 5 5 4 4  
CLOUDS B2 B2 B1 B1 B1 SC SC SC SC FW FW SC SC SC SC SC SC SC FW FW FW FW  
POP 12HR 20 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C  
SNOWSHWRS S  
WIND CHILL 14 23  
MIN CHILL 20 15 14 27 22 18 22 31 24  
 
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26  
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 69 40 78 43 81 49 81 49 67  
TEMP 60 67 48 41 70 75 51 44 72 78 58 51 75 75 58 49 64 62  
DEWPT 29 25 28 27 34 32 36 35 39 36 37 36 42 40 41 40 40 40  
PWIND DIR SW S W NE SE SE SE SE W  
WIND CHAR LT LT GN LT LT GN GN GN BZ  
AVG CLOUDS FW CL FW SC SC FW FW FW FW CL FW SC SC SC B1 B1 B1 B1  
POP 12HR 0 0 0 0 0 0 10 40 40  
RAIN SHWRS C C C C  
 
 
MTZ033-171000-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
104 PM MDT THU APR 16 2026  
 
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 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 23 39 20 50 26  
TEMP 50 43 33 30 26 24 25 31 37 37 28 23 22 22 33 42 48 49 36 32 28 27  
DEWPT 33 30 24 22 19 17 15 12 13 12 13 13 14 14 18 18 18 18 21 21 20 20  
RH 52 60 69 72 74 74 65 45 37 35 53 65 71 71 53 37 30 29 54 63 71 74  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW W W W NW NW NW NW N S S SE  
WIND SPD 21 20 18 14 13 14 19 21 24 19 13 6 6 8 13 17 18 16 6 3 3 4  
WIND GUST 32 34 29 28  
CLOUDS B2 OV B2 B2 B2 B2 B2 B1 SC SC FW FW FW FW FW SC B1 SC SC FW FW SC  
POP 12HR 40 5 0 0 0  
QPF 12HR 0.06 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
SNOWSHWRS S S S  
WIND CHILL 22 19 14 11 11 18 26 17  
MIN CHILL 19 11 10 22 12 12 16 27 22  
 
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26  
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 65 38 75 40 77 46 77 46 67  
TEMP 55 62 44 40 68 72 47 41 70 73 53 48 70 73 54 48 62 62  
DEWPT 26 24 28 25 30 31 33 33 37 34 37 36 39 38 40 39 37 36  
PWIND DIR S S W NE SE SE SE SE SW  
WIND CHAR LT GN GN LT GN GN GN GN BZ  
AVG CLOUDS SC CL FW FW SC SC FW FW FW FW FW SC SC SC B1 B1 B1 B1  
POP 12HR 0 0 0 0 0 0 10 30 40  
RAIN SHWRS C C C C  
 
 
WYZ199-171000-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
104 PM MDT THU APR 16 2026  
 
DATE 04/16/26 FRI 04/17/26 SAT 04/18/26 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 24 43 21 54 26  
TEMP 39 34 29 28 27 25 29 38 42 41 30 27 24 23 35 45 52 53 38 33 29 27  
DEWPT 28 25 26 25 24 22 22 21 19 19 21 20 18 18 23 21 21 22 22 21 19 17  
RH 64 69 88 88 88 88 75 50 39 41 69 74 77 81 61 38 29 29 52 61 66 65  
WIND DIR NW NW NW NW W NW NW NW NW NW W W W W NW NW NW NW SW SW SW SW  
WIND SPD 13 13 9 5 5 5 13 21 23 14 8 5 5 5 8 16 13 9 5 5 5 4  
WIND GUST 34 34 25 26  
CLOUDS OV OV OV OV B2 B1 B1 SC B1 B1 B1 B1 SC B1 SC FW CL FW FW FW FW FW  
POP 12HR 90 50 20 10 0  
QPF 12HR 0.17 0.02 0 0 0  
SNOW 12HR 1 T 00-00  
RAIN SHWRS D D  
SNOWSHWRS D D L C C C S S C S S S S  
OBVIS PF  
WIND CHILL 18 27  
MIN CHILL 25 20 18 17 28 20 15 19 28 19  
WINTER WEATH Y Y Y Y Y  
 
DATE 04/19/26 MON 04/20/26 TUE 04/21/26 WED 04/22/26 THU 04/23/26  
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 35 74 40 77 44 77 43 63  
TEMP 59 64 42 37 68 71 48 42 71 75 53 46 72 71 52 44 59 59  
DEWPT 26 26 27 26 31 33 33 30 35 35 34 33 37 38 36 34 35 35  
PWIND DIR SE S W SW SE S SW SW W  
WIND CHAR LT LT LT LT LT LT GN GN BZ  
AVG CLOUDS FW CL FW SC SC SC SC FW FW FW SC SC SC B1 B1 B1 B1 B1  
POP 12HR 0 0 0 0 5 5 30 50 50  
RAIN SHWRS C C C C C  
 
 
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