130  
FOUS55 KBYZ 230311  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
911 PM MDT FRI MAY 22 2026  
 
MTZ235-231000-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
911 PM MDT FRI MAY 22 2026  
 
DATE 05/22/26 SAT 05/23/26 SUN 05/24/26 MON  
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 77 48 86 55  
TEMP 51 45 44 55 68 74 75 65 57 51 49 62 78 84 85 73 63 58 56  
DEWPT 34 33 33 35 36 35 36 39 39 37 36 38 39 36 37 39 39 38 39  
RH 52 62 65 47 31 24 24 38 51 59 61 41 25 18 18 29 41 47 53  
WIND DIR S W W SW SW W SW S SW SW SW W W W W S W W SW  
WIND SPD 4 5 6 10 8 6 4 4 5 8 10 11 9 9 8 5 6 8 8  
CLOUDS FW SC SC FW FW SC SC SC SC SC SC FW FW FW FW SC FW FW FW  
POP 12HR 0 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
 
DATE 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26 FRI 05/29/26  
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 90 57 90 57 80 55 82 55 83  
TEMP 82 88 67 58 84 86 66 59 73 77 63 57 75 80 64 57 76 80  
DEWPT 44 41 41 41 45 44 46 48 49 46 46 47 49 46 45 46 48 45  
PWIND DIR SW S S SW N NE N E NW  
WIND CHAR LT LT LT GN LT GN LT GN LT  
AVG CLOUDS FW FW SC SC SC SC B1 B2 B1 B1 B1 B1 SC B1 B1 B1 SC B1  
POP 12HR 0 5 10 50 40 40 30 30 40  
RAIN SHWRS C S S C C C C C C S C  
TSTMS S C S C C S  
 

 
MTZ065-231000-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
911 PM MDT FRI MAY 22 2026  
 
DATE 05/22/26 SAT 05/23/26 SUN 05/24/26 MON  
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 74 44 82 49  
TEMP 46 42 40 54 67 72 73 61 54 47 45 61 77 81 80 66 59 53 50  
DEWPT 29 29 30 32 31 30 34 37 34 32 31 35 35 35 38 40 37 36 35  
RH 51 60 67 43 26 21 24 41 46 56 58 38 22 19 22 38 44 52 56  
WIND DIR SE W W W W W W SW SW SW W W W W W S SW SW SW  
WIND SPD 3 5 6 8 11 14 8 4 5 6 8 6 12 14 11 5 6 9 9  
WIND GUST 18 23 25  
CLOUDS B1 B1 FW FW SC SC B1 SC SC SC SC FW FW FW SC SC FW FW FW  
POP 12HR 10 10 0 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
 
DATE 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26 FRI 05/29/26  
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 50 79 46 73 46 76 47 76  
TEMP 81 80 61 52 76 71 58 51 66 67 56 50 69 73 58 51 71 71  
DEWPT 37 42 39 36 38 46 43 42 41 45 43 42 43 44 41 40 39 42  
PWIND DIR SW S S W N S E SE SW  
WIND CHAR LT GN LT LT LT LT GN GN GN  
AVG CLOUDS FW SC B1 SC SC B1 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1  
POP 12HR 20 5 50 50 70 50 40 40 50  
RAIN SHWRS S C C C S L C S S C C S S C  
TSTMS S C S C S C S C  
 

 
MTZ032-231000-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
911 PM MDT FRI MAY 22 2026  
 
DATE 05/22/26 SAT 05/23/26 SUN 05/24/26 MON  
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 76 46 86 51  
TEMP 47 42 40 54 69 74 74 63 55 48 47 62 80 85 84 70 61 54 52  
DEWPT 36 35 34 36 36 36 39 41 41 38 38 40 43 39 39 40 40 39 39  
RH 65 76 79 50 30 25 28 44 59 68 71 44 27 20 20 33 46 57 61  
WIND DIR S S S S SW W W S S S S SW W W W S S S S  
WIND SPD 2 3 3 3 4 5 4 3 4 3 4 4 8 11 8 3 4 3 3  
CLOUDS FW SC FW FW FW SC SC SC FW SC SC FW FW FW FW FW FW FW FW  
POP 12HR 0 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26 FRI 05/29/26  
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 91 61 93 62 85 57 83 56 84  
TEMP 86 90 72 62 89 89 73 64 81 80 67 59 78 80 66 58 79 81  
DEWPT 44 39 45 44 48 46 50 49 49 50 52 51 51 50 51 50 50 49  
PWIND DIR S SE SE SE SE SE SE SE SE  
WIND CHAR LT GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS FW FW FW SC FW FW SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC  
POP 12HR 0 0 5 20 30 30 30 30 20  
RAIN SHWRS S S C C C C S S  
TSTMS S S S S C  
 

 
MTZ033-231000-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
911 PM MDT FRI MAY 22 2026  
 
DATE 05/22/26 SAT 05/23/26 SUN 05/24/26 MON  
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 36 73 42 85 49  
TEMP 44 40 40 61 68 72 71 57 51 47 47 70 81 85 83 66 58 55 51  
DEWPT 40 36 35 36 36 37 35 41 41 38 38 40 39 37 34 40 39 40 38  
RH 86 85 82 39 31 28 27 55 68 71 71 33 22 18 17 38 49 57 61  
WIND DIR S S SW W W W W SE S S S SW SW W W W S S S  
WIND SPD 3 2 2 6 6 6 5 6 8 6 5 5 9 11 11 1 5 6 4  
CLOUDS FW FW FW FW FW SC SC SC SC FW SC FW FW FW SC SC FW FW FW  
POP 12HR 0 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26 FRI 05/29/26  
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 90 58 90 61 84 55 81 54 81  
TEMP 88 89 67 59 88 87 69 61 82 80 64 58 78 78 62 55 78 80  
DEWPT 38 39 48 48 48 46 50 50 49 46 51 51 50 47 51 50 49 46  
PWIND DIR S SE SE SE SE SE SE SE SE  
WIND CHAR LT GN BZ WY WY BZ BZ BZ BZ  
AVG CLOUDS FW FW FW FW FW FW SC B1 SC B1 B1 B1 B1 B1 B1 SC B1 SC  
POP 12HR 0 0 0 5 30 30 30 30 20  
RAIN SHWRS C C S C C S S  
TSTMS C S S S S S  
 

 
WYZ199-231000-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
911 PM MDT FRI MAY 22 2026  
 
DATE 05/22/26 SAT 05/23/26 SUN 05/24/26 MON  
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 34 73 39 81 44  
TEMP 42 38 35 51 67 70 69 56 49 44 40 59 78 80 78 63 55 50 45  
DEWPT 33 30 29 34 36 36 36 39 36 33 32 38 41 39 39 41 37 34 34  
RH 70 73 78 52 32 29 30 53 61 65 73 45 27 23 25 44 51 54 65  
WIND DIR SW S SW NE NE N E SW S SW SW NW N NW NW S SW SW SW  
WIND SPD 4 2 2 1 3 2 3 3 3 3 2 1 3 3 4 2 5 3 2  
CLOUDS SC FW SC FW SC FW SC SC FW SC FW FW FW FW FW FW FW FW FW  
POP 12HR 0 20 0 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
 
DATE 05/25/26 TUE 05/26/26 WED 05/27/26 THU 05/28/26 FRI 05/29/26  
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 48 88 48 79 47 80 47 81  
TEMP 83 84 60 50 85 83 62 50 74 74 58 49 74 76 59 49 75 76  
DEWPT 43 40 38 38 44 43 44 44 46 44 44 44 47 44 44 42 46 42  
PWIND DIR SE S SE S SE S SE SE SE  
WIND CHAR LT LT GN BZ GN GN GN GN LT  
AVG CLOUDS FW FW FW FW SC SC B1 B1 B1 B1 B1 SC SC B1 B1 SC SC B1  
POP 12HR 10 0 10 20 50 30 40 30 40  
RAIN SHWRS S S S C C S C C C  
TSTMS S C S C C S  
 

 
 
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