675  
FOUS55 KBYZ 132339  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
539 PM MDT THU AUG 13 2026  
 
MTZ235-141000-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
539 PM MDT THU AUG 13 2026  
 
DATE 08/13/26 FRI 08/14/26 SAT 08/15/26 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 58 72 57 74 55  
TEMP 61 58 58 58 58 58 65 70 70 65 62 61 59 59 66 72 72 66 62 59 56  
DEWPT 54 53 56 57 56 58 60 60 60 59 58 58 56 58 59 60 59 58 57 57 55  
RH 78 83 93 96 93100 84 71 71 81 87 90 90 96 78 66 64 75 84 93 96  
WIND DIR N N N N N NW NW N N NE N N NE NE E E E E NW W W  
WIND SPD 9 9 10 9 8 8 6 9 9 6 5 4 4 4 5 8 8 5 5 3 4  
CLOUDS OV OV OV OV B2 B1 SC SC B2 OV OV B2 OV B1 B1 SC B1 B1 B1 B1 B1  
POP 12HR 90 60 60 40 40  
QPF 12HR 0.53 0.02 0.15 0 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C D D D L C S S L C C C C C C C C C  
TSTMS C C S S C S C S  
OBVIS PF PF F F  
 
DATE 08/16/26 MON 08/17/26 TUE 08/18/26 WED 08/19/26 THU 08/20/26  
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 82 57 84 58 79 56 81 56 83  
TEMP 75 80 65 59 79 80 65 59 74 76 63 57 74 78 64 58 76 81  
DEWPT 60 56 56 54 55 54 57 56 56 55 56 55 54 53 54 53 53 50  
PWIND DIR W W W W W W W NW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW SC B1 B1 SC B2 B2 B2 B1 B1 B2 B1 SC B1 B1 SC FW  
POP 12HR 10 10 20 60 30 40 20 30 10  
RAIN SHWRS S L C S C C C S S C  
TSTMS S S S S  
 

 
MTZ065-141000-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
539 PM MDT THU AUG 13 2026  
 
DATE 08/13/26 FRI 08/14/26 SAT 08/15/26 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 48 73 46 76 45  
TEMP 57 53 51 51 51 53 65 70 68 60 57 54 50 53 67 73 72 63 58 51 47  
DEWPT 51 47 50 51 51 53 55 56 56 56 56 54 50 53 54 54 51 54 54 51 47  
RH 80 80 96100100100 70 61 65 87 96100100100 63 51 48 72 86100100  
WIND DIR E E E NW NW NW NW S S S E NW NW E E S E SW SW SW SW  
WIND SPD 9 5 3 2 1 2 3 5 6 5 2 2 2 3 3 3 4 4 3 3 4  
CLOUDS OV OV OV B2 B2 B1 B1 OV OV OV B1 B1 B2 B1 B1 B1 B1 B2 B1 B1 SC  
POP 12HR 80 90 90 40 50  
QPF 12HR 0.24 0.21 0.19 0.03 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L C D L L C C D D C C S C C C C C C  
TSTMS C C S S C C C S C C C S  
OBVIS PF F F F PF  
 
DATE 08/16/26 MON 08/17/26 TUE 08/18/26 WED 08/19/26 THU 08/20/26  
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 81 47 82 47 78 45 79 45 81  
TEMP 75 77 59 49 76 76 59 48 71 73 57 48 72 75 58 47 74 78  
DEWPT 53 48 51 49 50 49 54 48 52 50 53 48 50 47 49 47 47 44  
PWIND DIR W SW W SW W SW W SW W  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW SC B1 B1 B1 B2 OV B1 B1 B1 B2 SC B1 B1 SC SC SC  
POP 12HR 10 20 30 70 50 50 40 30 20  
RAIN SHWRS S C L C C C C S S C C S S S  
TSTMS S C S C S S S  
 

 
MTZ032-141000-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
539 PM MDT THU AUG 13 2026  
 
DATE 08/13/26 FRI 08/14/26 SAT 08/15/26 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 59 74 55 75 52  
TEMP 76 67 65 62 61 62 67 71 72 65 61 58 56 60 66 71 73 65 60 56 53  
DEWPT 57 61 63 62 61 62 65 65 63 60 60 58 56 58 59 60 58 57 56 54 53  
RH 52 81 93100100100 93 81 73 84 97100100 93 78 68 59 75 87 93100  
WIND DIR SE E E E NE NE NW NW NW NW N N NW N N N NE NE E SE E  
WIND SPD 13 11 9 8 6 6 10 12 11 6 4 4 4 5 6 6 6 5 4 3 3  
CLOUDS B2 OV OV OV OV OV B2 SC SC SC B1 B2 OV B2 B1 SC SC SC FW SC B1  
POP 12HR 80 70 20 20 10  
QPF 12HR 0.38 0.05 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L D L L C C S S S S S S S C  
TSTMS S C C S S S  
OBVIS PF F F F F  
 
DATE 08/16/26 MON 08/17/26 TUE 08/18/26 WED 08/19/26 THU 08/20/26  
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 83 56 87 57 80 54 83 55 84  
TEMP 74 81 65 58 80 84 66 58 74 78 62 55 76 80 64 56 78 82  
DEWPT 60 56 57 56 58 54 57 57 58 55 57 55 56 53 55 54 55 51  
PWIND DIR SE S W W NW NE NW E NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 FW FW SC B1 SC B1 B2 B2 B1 B1 B1 B1 SC B1 SC SC SC  
POP 12HR 30 5 5 50 30 30 20 30 20  
RAIN SHWRS C C C C C C S S C S S S  
TSTMS S S S  
 

 
MTZ033-141000-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
539 PM MDT THU AUG 13 2026  
 
DATE 08/13/26 FRI 08/14/26 SAT 08/15/26 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 55 76 51 75 47  
TEMP 73 66 64 60 57 62 69 71 71 62 59 56 53 59 67 71 70 61 56 53 49  
DEWPT 53 56 58 57 56 60 64 65 63 60 59 56 53 54 56 56 54 53 52 50 48  
RH 49 70 81 90 96 93 84 81 76 93100100100 83 68 59 57 75 86 89 96  
WIND DIR SE SE SE SE SE SE SW W NW NW NW NW NW NW NW NW N NE E SE SE  
WIND SPD 18 17 14 13 12 11 12 12 13 10 5 6 6 10 11 11 11 6 3 1 1  
WIND GUST 28  
CLOUDS B1 B2 OV OV OV OV B2 B2 B2 B2 B1 B2 OV B2 B1 SC FW SC FW SC SC  
POP 12HR 70 90 30 20 0  
QPF 12HR 0.07 0.34 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C D D C L C S S S S S  
TSTMS S S S S S S C C S  
OBVIS PF  
 
DATE 08/16/26 MON 08/17/26 TUE 08/18/26 WED 08/19/26 THU 08/20/26  
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 81 52 86 53 80 49 81 51 84  
TEMP 74 78 62 56 82 81 63 57 75 74 59 53 75 77 61 55 78 79  
DEWPT 52 52 55 55 54 50 55 54 55 52 55 53 53 50 54 53 52 48  
PWIND DIR SE S W E NW E SW E S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW FW SC SC SC B2 B2 B1 B1 SC B2 SC B1 SC SC SC  
POP 12HR 10 5 5 30 40 40 20 30 20  
RAIN SHWRS C C C C C S S C S S  
TSTMS C S S C S S  
 

 
WYZ199-141000-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
539 PM MDT THU AUG 13 2026  
 
DATE 08/13/26 FRI 08/14/26 SAT 08/15/26 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 53 73 51 73 49  
TEMP 69 60 57 56 56 59 68 71 70 62 58 57 54 58 66 71 71 61 57 53 50  
DEWPT 57 57 57 56 56 58 59 59 59 59 58 57 54 57 59 59 58 57 57 53 50  
RH 66 90100100100 96 73 66 68 90100100100 96 78 66 63 87100100100  
WIND DIR SE S NW W NW NW NW NW N W N N N N NE E E S S N N  
WIND SPD 4 4 1 2 3 10 9 8 5 3 0 0 0 3 3 3 3 2 1 0 0  
CLOUDS B1 OV B2 B2 B2 SC B1 B1 B2 B1 B2 B2 B1 B1 B2 B2 B1 B1 SC SC SC  
POP 12HR 80 50 70 70 50  
QPF 12HR 0.10 0.03 0.04 0.16 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C D D C S S C C C C C S C C L L C C  
TSTMS C C C C C S S C C C S  
OBVIS K F F F F PF PF F F F  
 
DATE 08/16/26 MON 08/17/26 TUE 08/18/26 WED 08/19/26 THU 08/20/26  
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 79 49 83 51 78 49 80 49 82  
TEMP 74 77 58 51 79 79 59 51 75 74 58 51 74 76 57 51 77 79  
DEWPT 56 54 54 50 52 51 54 51 54 54 54 51 52 52 53 50 50 48  
PWIND DIR NE SW NE W N W NE W NW  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW SC SC FW SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC SC  
POP 12HR 20 10 20 30 50 40 40 20 20  
RAIN SHWRS S S C C S C C S C C S S  
TSTMS S S S C S S S S  
 

 
 
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