624  
FOUS55 KBYZ 171748  
PFMBYZ  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE BILLINGS MT  
1048 AM MST SUN FEB 17 2019  
 
MTZ035-172300-  
BILLINGS-YELLOWSTONE MT  
45.81N 108.53W ELEV. 3648 FT  
1048 AM MST SUN FEB 17 2019  
 
DATE SUN 02/17/19 MON 02/18/19 TUE 02/19/19  
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 7 -11 5 -10 21  
TEMP 5 7 3 -3 -6 -9 -9 -9 0 5 1 -6 -8-10 -9 -5 12 21 18  
DEWPT -4 -3 -6 -9-12-15-17-17-10 -7 -9-14-15-17-17-13 -1 6 5  
RH 65 63 65 75 74 74 67 67 62 57 62 67 70 70 67 67 55 52 56  
WIND DIR N N NE SE SW W SW SW E SE E SE S SW SW SW SW SW SW  
WIND SPD 5 8 9 6 4 5 8 6 5 5 9 5 5 9 19 19 12 12 14  
CLOUDS OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC FW FW SC  
POP 12HR 70 20 10 10 0  
QPF 12HR 0.01 0.02 0 0 0  
SNOW 12HR T T 00-00  
SNOW  
SNOWSHWRS C C S S S S  
WIND CHILL -6 -6-12-18-20-24-26-24-11 -6-14-19-21-28-33-28 -3 8 4  
MIN CHILL -12 -12 -20 -26 -28 -14 -21 -33 -33 3  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT 02/23/19  
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 6 27 8 20 2 18 4 27  
TEMP 7 7 21 22 11 8 16 16 8 4 12 15 4 6 19 23  
DEWPT -5 -3 6 8 2 2 7 6 2 -3 0 3 -3 -3 7 9  
PWIND DIR SW SW W NW NE SW SW SW  
WIND CHAR GN GN GN LT GN LT LT LT  
AVG CLOUDS SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 SC SC B1 B1 B1  
POP 12HR 0 5 20 40 20 10 5 5  
SNOW S S C C S  
 

 
MTZ065-172300-  
LIVINGSTON-PARK MT  
45.70N 110.47W ELEV. 4656 FT  
1048 AM MST SUN FEB 17 2019  
 
DATE SUN 02/17/19 MON 02/18/19 TUE 02/19/19  
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 11 -7 11 -3 22  
TEMP 8 11 9 4 0 -5 -5 -3 5 11 8 3 -1 -3 -3 -1 13 21 20  
DEWPT 0 1 0 -4 -6-10-12-10 -6 -2 -2 -5 -8-10-11-10 1 4 5  
RH 69 63 66 68 75 78 71 71 59 55 63 68 71 71 68 65 58 47 51  
WIND DIR NE NE NE NE E W W W N NE E NE SW W SW SW SW SW W  
WIND SPD 12 11 12 11 11 12 12 11 10 9 12 8 10 11 26 26 28 28 28  
WIND GUST 23 36 36 40 40 40  
CLOUDS B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC FW FW SC  
POP 12HR 40 20 10 10 0  
QPF 12HR 0.01 0.01 0 0 0  
SNOW 12HR T T 00-00  
SNOW  
SNOWSHWRS S S S S  
WIND CHILL -8 -3 -7-13-18-26-26-20-11 -2 -7-11-17-21-28-25 -7 4 2  
MIN CHILL -12 -8 -18 -28 -23 -7 -17 -28 -29 -2  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT 02/23/19  
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 9 24 9 19 1 20 7 26  
TEMP 10 10 20 23 14 9 16 17 7 2 13 19 9 7 20 24  
DEWPT -1 0 7 9 5 2 5 5 -1 -5 0 4 -2 -1 6 9  
PWIND DIR W SW W N SE SW SW SW  
WIND CHAR WY VW BZ LT GN BZ GN BZ  
AVG CLOUDS SC B1 B2 B2 B2 OV OV OV B2 B1 B1 SC SC B1 B1 B1  
POP 12HR 0 30 20 40 20 10 5 5  
SNOW S C S S C C S  
 

 
MTZ032-172300-  
MILES CITY-CUSTER MT  
46.42N 105.90W ELEV. 2628 FT  
1048 AM MST SUN FEB 17 2019  
 
DATE SUN 02/17/19 MON 02/18/19 TUE 02/19/19  
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 5 -8 4 -16 13  
TEMP 2 4 3 0 -2 -4 -7 -7 0 4 -2 -9-12-15-16-13 3 13 11  
DEWPT -3 -3 -4 -5 -6 -8-12-12 -6 -3 -7-12-16-18-20-18 -3 5 5  
RH 79 72 72 79 82 82 78 78 75 72 79 86 82 86 81 77 75 70 76  
WIND DIR NW NW NW NW NW W NW W W NW NW N S S S S SW SW SW  
WIND SPD 12 12 10 6 6 5 8 5 5 6 5 4 5 5 5 5 6 6 5  
CLOUDS OV OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC SC FW FW FW  
POP 12HR 80 50 10 10 0  
QPF 12HR 0.04 0.03 0 0 0  
SNOW 12HR 1 1 00-00  
SNOW  
SNOWSHWRS D L C C C C  
OBVIS BS BS BS BS BS BS  
WIND CHILL -15-13-12-13-15-16-24-20-12 -8-14-20-26-29-30-27-10 2  
MIN CHILL -19 -14 -15 -24 -24 -14 -26 -30 -31 -4  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT 02/23/19  
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 -3 20 1 17 -2 14 -2 19  
TEMP 1 -3 13 14 4 2 12 14 6 -1 7 11 2 -2 10 15  
DEWPT -2 -7 6 7 0 -2 6 8 3 -3 4 6 -1 -5 6 9  
PWIND DIR SW W NW NW N S S W  
WIND CHAR LT LT LT LT GN LT LT LT  
AVG CLOUDS FW SC SC SC B1 B1 B2 OV B2 B2 B2 B1 SC B1 B1 B1  
POP 12HR 0 0 5 20 20 10 5 5  
SNOW S S S  
 

 
MTZ033-172300-  
BAKER-FALLON MT  
46.38N 104.24W ELEV. 2969 FT  
1048 AM MST SUN FEB 17 2019  
 
DATE SUN 02/17/19 MON 02/18/19 TUE 02/19/19  
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 7 -7 5 -15 13  
TEMP 6 7 6 1 -1 -4 -4 -7 1 5 0 -8-12-15-15-12 5 13 10  
DEWPT 2 2 1 -2 -5 -7 -9-12 -4 -2 -6-12-16-19-20-18 -2 6 5  
RH 83 79 79 87 83 86 78 78 79 72 75 82 82 81 77 74 72 73 80  
WIND DIR NW NW NW NW NW W W W W W W SW SW S S S SW SW S  
WIND SPD 12 12 10 8 6 5 6 5 8 8 6 4 8 6 8 8 9 9 8  
CLOUDS OV OV OV OV OV B2 OV OV B2 B2 B2 B2 B1 B1 SC SC FW FW FW  
POP 12HR 90 50 20 10 0  
QPF 12HR 0.04 0.03 0 0 0  
SNOW 12HR 1 1 00-00  
SNOW  
SNOWSHWRS D D C C C C S S  
OBVIS BS BS BS BS BS BS  
WIND CHILL -10 -9 -9-13-14-16-20-20-12 -8-13-19-29-31-32-29-10 1 -2  
MIN CHILL -11 -9 -15 -20 -21 -13 -29 -32 -32 -4  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT 02/23/19  
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 -2 18 1 17 -2 14 0 19  
TEMP 2 -2 14 13 3 2 14 13 6 0 10 10 3 1 14 15  
DEWPT -1 -5 7 7 -2 -2 8 9 3 -3 4 4 0 -1 8 10  
PWIND DIR SW SW W W N S S W  
WIND CHAR GN GN LT LT LT LT GN GN  
AVG CLOUDS FW FW SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B1  
POP 12HR 0 0 5 20 10 10 5 5  
SNOW S S  
 

 
WYZ099-172300-  
SHERIDAN-SHERIDAN WY  
44.80N 106.96W ELEV. 4019 FT  
1048 AM MST SUN FEB 17 2019  
 
DATE SUN 02/17/19 MON 02/18/19 TUE 02/19/19  
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 8 -10 8 -7 21  
TEMP 3 8 6 0 -5 -7 -9 -8 1 7 6 0 -3 -6 -7 -4 12 20 19  
DEWPT -3 -2 -2 -5 -8-10-13-13 -7 -4 -2 -4 -7 -9-10 -9 1 6 10  
RH 75 63 69 79 86 86 82 78 68 60 69 83 82 86 86 78 60 54 67  
WIND DIR NW NW NW NW NW NW W W N N NE E SE S S S S S SW  
WIND SPD 12 12 11 6 5 3 6 2 3 4 4 3 3 4 3 3 2 2 4  
CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC FW FW FW  
POP 12HR 60 20 10 10 0  
QPF 12HR 0.01 0.01 0 0 0  
SNOW 12HR T T 00-00  
SNOW  
SNOWSHWRS C C S S  
WIND CHILL -14 -8-10-13-16 -24 -17  
MIN CHILL -16 -10 -16 -24 -23 -6 -12 -17 -16 12  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT 02/23/19  
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 2 28 5 23 5 21 4 29  
TEMP 7 2 20 23 9 6 17 22 11 6 14 19 8 4 21 26  
DEWPT 1 -5 6 10 2 0 8 13 9 2 6 11 4 1 10 14  
PWIND DIR S SW S NW N SW S W  
WIND CHAR LT LT GN LT LT LT LT LT  
AVG CLOUDS FW SC SC SC B1 B1 B2 B2 B2 B2 B2 B1 B1 SC B1 B1  
POP 12HR 0 5 10 30 30 10 5 5  
SNOW S C C S  
 

 
 
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