549  
FOUS55 KBYZ 181012  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
311 AM MST THU JAN 18 2018  
 
MTZ035-182300-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
311 AM MST THU JAN 18 2018  
 
DATE THU 01/18/18 FRI 01/19/18 SAT 01/20/18  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 49 32 38 23 34  
TEMP 36 37 44 48 46 41 38 35 35 33 37 38 36 31 28 26 24 23 30 34 28  
DEWPT 18 19 25 28 28 29 28 28 29 27 29 28 26 23 20 18 17 15 19 21 19  
RH 47 48 47 46 49 62 67 75 78 78 72 67 67 72 71 71 74 71 63 58 68  
WIND DIR SW SW SW SW SW SW W W W W W W SW SW W W W W W W W  
WIND SPD 29 27 25 25 25 23 20 16 11 10 10 9 8 9 10 11 11 11 13 13 14  
WIND GUST 41 39 35 35 35  
CLOUDS B2 B1 B1 B1 B1 B1 B1 B2 OV OV OV OV OV OV B2 B1 B1 B1 SC SC SC  
POP 12HR 0 30 60 20 10  
QPF 12HR 0 0.03 0.07 0.01 0  
SNOW 12HR 00-00 00-00 1  
SNOWSHWRS C L L C C S S S S  
 
DATE SUN 01/21/18 MON 01/22/18 TUE 01/23/18 WED 01/24/18  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 15 30 15 35 17 27 13 29  
TEMP 19 16 25 25 16 15 28 31 23 19 24 23 15 13 22 24  
DEWPT 13 10 13 16 11 10 16 19 15 13 12 12 8 6 11 13  
PWIND DIR W W SW W W W W SW  
WIND CHAR BZ BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS SC SC SC SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1 B1  
POP 12HR 10 5 5 20 20 20 10 20  
SNOW S S S S S S  
 

 
MTZ065-182300-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
311 AM MST THU JAN 18 2018  
 
DATE THU 01/18/18 FRI 01/19/18 SAT 01/20/18  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 52 34 37 18 32  
TEMP 42 42 45 50 49 46 45 42 39 34 34 36 32 29 26 25 22 18 28 32 25  
DEWPT 24 26 28 30 31 32 33 33 31 27 26 25 23 23 21 20 18 13 18 18 15  
RH 48 53 51 46 50 58 62 70 73 75 72 64 69 78 81 81 84 80 66 56 65  
WIND DIR SW SW SW SW SW SW SW SW W W W W W W W W W W W W W  
WIND SPD 48 47 46 43 40 37 34 27 18 16 16 16 16 13 12 13 16 16 14 14 18  
WIND GUST 67 65 64 60 56 52 48 39  
CLOUDS B1 SC SC B1 B1 B2 B2 OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 SC SC SC  
POP 12HR 5 60 80 30 20  
QPF 12HR 0 0.13 0.11 0.04 0  
SNOW 12HR 00-00 00-00 1  
RAIN SHWRS S C L  
SNOW S S S  
SNOWSHWRS L D D C C C C S S  
WIND Y Y Y Y Y Y Y Y Y  
 
DATE SUN 01/21/18 MON 01/22/18 TUE 01/23/18 WED 01/24/18  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 13 33 17 37 19 34 19 33  
TEMP 18 18 23 28 17 25 32 33 26 26 27 31 19 21 28 28  
DEWPT 12 14 13 14 8 17 21 20 19 20 18 20 14 15 17 14  
PWIND DIR W SW SW SW W SW W SW  
WIND CHAR BZ WY VW VW WY WY WY WY  
AVG CLOUDS SC B1 SC SC SC SC B2 B2 B2 B2 B1 B1 B1 B1 B2 B2  
POP 12HR 20 10 20 20 30 20 20 20  
SNOW S S S S S C S S S S S  
 

 
MTZ032-182300-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
311 AM MST THU JAN 18 2018  
 
DATE THU 01/18/18 FRI 01/19/18 SAT 01/20/18  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 39 27 34 20 31  
TEMP 13 16 30 39 34 30 30 27 29 29 32 33 29 25 23 20 20 21 28 31 26  
DEWPT 11 14 30 27 24 22 21 21 23 24 28 26 27 24 21 19 19 19 24 22 20  
RH 91 92100 62 66 72 69 78 78 81 85 75 92 96 92 96 96 92 85 69 78  
WIND DIR SW SW S S S S S SW W W W W W W SW W W W W W W  
WIND SPD 14 13 12 13 14 14 13 12 11 12 12 11 10 9 9 9 10 10 8 8 8  
CLOUDS SC B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC  
POP 12HR 0 20 30 10 10  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOWSHWRS S S C C S S  
 
DATE SUN 01/21/18 MON 01/22/18 TUE 01/23/18 WED 01/24/18  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 12 26 11 30 14 23 5 22  
TEMP 18 14 21 20 14 11 21 28 23 17 19 17 9 6 15 17  
DEWPT 15 12 17 17 12 9 15 24 19 14 15 14 7 4 8 12  
PWIND DIR W W SW W W W W SW  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC SC B1 B1 B1 B2 B1 B1 B1 B1 B1  
POP 12HR 5 5 5 20 20 20 10 10  
SNOW S S S S  
 

 
MTZ033-182300-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
311 AM MST THU JAN 18 2018  
 
DATE THU 01/18/18 FRI 01/19/18 SAT 01/20/18  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 46 25 39 21 35  
TEMP 33 33 43 46 36 35 33 28 27 28 37 39 31 26 21 21 21 23 32 34 26  
DEWPT 25 25 29 33 29 28 27 24 23 25 31 30 30 22 20 20 20 21 26 27 22  
RH 72 72 57 60 75 75 78 85 85 88 79 70 96 85 96 96 96 92 78 75 85  
WIND DIR SW SW W SW SW SW SW W W W W W W W W W W W W W W  
WIND SPD 16 17 18 17 16 14 13 12 10 11 13 12 11 11 11 11 10 10 11 11 10  
CLOUDS SC SC SC B1 B1 B1 B1 B1 B2 B2 B2 B2 B2 B1 B1 B1 B2 B2 B1 B1 B1  
POP 12HR 0 10 10 10 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE SUN 01/21/18 MON 01/22/18 TUE 01/23/18 WED 01/24/18  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 13 30 10 32 13 25 5 24  
TEMP 15 14 26 20 10 12 27 21 14 15 21 16 5 7 20 13  
DEWPT 14 13 21 17 8 8 19 18 11 13 15 12 2 3 10 8  
PWIND DIR W W SW SW W W W SW  
WIND CHAR GN GN GN GN BZ GN GN GN  
AVG CLOUDS B1 B1 B1 SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 10 10 5 20 20 20 10 10  
SNOW S S S S  
 

 
WYZ099-182300-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
311 AM MST THU JAN 18 2018  
 
DATE THU 01/18/18 FRI 01/19/18 SAT 01/20/18  
MST 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 50 30 37 23 31  
TEMP 24 23 38 46 45 41 41 39 33 30 35 37 33 28 26 25 25 23 28 31 26  
DEWPT 10 14 25 27 29 29 27 26 26 25 27 27 24 22 20 19 19 17 19 20 19  
RH 54 68 59 47 53 62 57 59 75 81 72 67 69 78 78 78 78 77 68 63 74  
WIND DIR SW SW SW SW SW SW SW W NW NW W NW NW NW W NW NW NW NW NW NW  
WIND SPD 11 8 8 12 20 21 20 17 11 9 8 8 8 5 4 5 6 6 10 10 8  
CLOUDS B1 B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B2  
POP 12HR 0 10 30 30 40  
QPF 12HR 0 0 0.02 0.05 0.02  
SNOW 12HR 00-00 00-00 T  
SNOW C C C C S  
SNOWSHWRS S S C C C C C C  
 
DATE SUN 01/21/18 MON 01/22/18 TUE 01/23/18 WED 01/24/18  
MST 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 14 29 11 33 14 28 10 31  
TEMP 19 15 23 24 15 12 26 28 19 16 23 21 13 11 24 24  
DEWPT 15 11 15 17 11 6 16 20 15 11 14 14 8 6 15 14  
PWIND DIR NW NW SW W W W W S  
WIND CHAR LT GN LT LT GN GN GN GN  
AVG CLOUDS B2 B2 SC SC SC SC SC B1 B1 B2 B1 B1 B1 B1 SC B1  
POP 12HR 20 10 5 10 20 20 10 10  
SNOW S S S S S  
 

 
 
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