927  
FOUS55 KGGW 120934  
PFMGGW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GLASGOW MT  
234 AM MST TUE DEC 12 2017  
 
MTZ017-122300-  
GLASGOW-VALLEY MT  
48.22N 106.61W ELEV. 2293 FT  
234 AM MST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
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 27 43 26 37  
TEMP 23 25 41 50 43 37 34 31 29 27 36 43 36 32 31 30 27 26 31 37 33  
DEWPT 17 18 21 18 19 22 23 23 23 23 27 27 26 25 24 25 22 22 24 25 25  
RH 77 74 44 28 38 54 64 72 78 85 69 53 67 75 75 81 81 85 75 61 72  
WIND DIR W W W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW W  
WIND SPD 4 5 9 14 24 24 25 14 14 10 12 12 11 13 18 20 17 13 11 11 6  
WIND GUST 34 35  
CLOUDS FW FW CL CL B1 B2 FW CL FW SC SC SC B1 B2 B2 B1 B1 B1 SC SC SC  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
SNOW S S  
WIND CHILL 26 22 20 18 19 15 14  
MIN CHILL 16 14 21 18 17 28 19 14 13 25  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
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 24 45 25 39 21 42 26 40  
TEMP 27 24 42 43 32 25 37 37 26 22 39 41 34 26 39 36  
DEWPT 23 20 25 26 27 20 23 22 18 16 24 26 27 20 23 20  
PWIND DIR SW W W NW W W W W  
WIND CHAR LT GN GN GN GN GN GN GN  
AVG CLOUDS B1 B2 B1 B2 B2 B2 B1 B1 B1 SC SC B1 B2 B2 B1 SC  
POP 12HR 5 5 30 20 10 10 10 10  
RAIN S  
SNOW C S  
 

 
MTZ020-122300-  
WOLF POINT-WESTERN ROOSEVELT MT  
48.10N 105.58W ELEV. 1985 FT  
234 AM MST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
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 26 44 25 37  
TEMP 21 24 41 50 42 36 34 32 29 27 37 44 35 31 30 29 27 25 33 37 33  
DEWPT 15 16 22 21 21 23 24 25 23 22 27 28 26 24 25 24 22 20 23 23 24  
RH 77 71 46 31 43 59 66 75 78 81 67 53 69 75 81 81 81 81 66 56 69  
WIND DIR W W W W NW NW NW W W NW NW NW W W NW NW NW NW NW NW W  
WIND SPD 6 6 11 14 23 24 24 16 18 13 14 13 12 12 14 18 17 12 13 13 8  
WIND GUST 33 34  
CLOUDS SC FW CL CL SC OV FW CL FW FW SC SC B1 B2 B2 B2 B2 B1 B1 B1 B1  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
SNOW S S S S  
WIND CHILL 25 22 21 16 15 18 15 14  
MIN CHILL 14 12 21 15 14 26 20 15 14 25  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
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 23 46 25 40 20 43 25 41  
TEMP 25 24 42 44 34 25 38 37 26 21 39 42 36 25 40 36  
DEWPT 21 19 26 28 27 20 24 23 19 15 24 27 28 19 23 19  
PWIND DIR W W W NW W W W W  
WIND CHAR LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC B1 B2 B1 B1 B1  
POP 12HR 5 5 30 20 10 10 10 10  
RAIN S  
SNOW C S  
 

 
MTZ022-122300-  
JORDAN-GARFIELD MT  
47.33N 106.95W ELEV. 2661 FT  
234 AM MST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
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 54 28 46 26 41  
TEMP 25 27 47 54 45 38 35 32 30 29 41 46 38 34 34 33 31 26 36 41 34  
DEWPT 16 16 19 15 18 20 21 21 21 21 26 25 25 25 26 26 26 22 26 25 25  
RH 68 63 32 21 33 48 56 63 69 72 55 43 59 69 72 75 81 85 67 52 69  
WIND DIR W W W W NW NW NW W NW NW NW NW NW NW NW NW NW NW NW NW W  
WIND SPD 3 9 13 19 24 25 21 18 18 11 17 16 13 14 17 19 18 13 12 13 5  
WIND GUST 35  
CLOUDS CL CL CL CL FW B2 CL CL CL SC SC SC B1 B2 B1 B1 B1 SC SC SC SC  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
SNOW S S S  
WIND CHILL 26 23 20 17 22 20 14  
MIN CHILL 19 16 23 17 16 31 24 19 14 27  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
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 27 51 27 41 22 47 27 43  
TEMP 30 29 50 43 34 27 41 35 28 23 45 44 39 27 42 37  
DEWPT 23 22 27 26 26 21 24 23 19 16 25 29 30 21 25 25  
PWIND DIR W W W NW W W W W  
WIND CHAR LT GN GN GN GN GN GN GN  
AVG CLOUDS B1 B1 B1 B1 B2 B2 B2 B2 B1 SC SC SC B1 B2 B1 B1  
POP 12HR 5 5 30 20 10 5 20 10  
RAIN S S S  
SNOW S C S S  
 

 
MTZ024-122300-  
SIDNEY-RICHLAND MT  
47.70N 104.20W ELEV. 1985 FT  
234 AM MST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
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 51 30 42 27 36  
TEMP 22 26 44 51 43 38 38 35 32 30 38 42 34 31 32 30 29 27 32 36 31  
DEWPT 15 18 26 26 24 25 28 27 26 26 29 30 26 26 27 26 25 23 25 25 23  
RH 74 71 49 37 47 59 67 72 78 85 70 62 72 81 81 85 85 85 75 64 72  
WIND DIR SW SW SW W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW W  
WIND SPD 4 9 11 13 17 21 24 21 21 18 19 16 12 12 13 17 19 14 14 13 9  
WIND GUST 35  
CLOUDS SC FW FW FW FW B2 SC FW FW SC SC FW B1 B2 OV B2 B2 B2 B1 B1 B1  
POP 12HR 0 0 0 30 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
SNOW S S C C S S  
WIND CHILL 27 24 20 18 17 15  
MIN CHILL 15 13 25 20 18 26 21 17 15 22  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
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 24 44 27 39 22 41 27 41  
TEMP 24 25 42 42 36 27 38 34 26 23 39 40 36 27 40 35  
DEWPT 21 21 29 29 30 22 28 22 18 18 25 27 29 22 25 20  
PWIND DIR W W W NW W W W W  
WIND CHAR LT GN GN GN GN GN GN BZ  
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B2 B2 B1 B1  
POP 12HR 5 10 30 30 10 10 10 10  
RAIN C  
SNOW C C  
 

 
MTZ025-122300-  
GLENDIVE-DAWSON MT  
47.13N 104.80W ELEV. 2457 FT  
234 AM MST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
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 28 43 27 36  
TEMP 23 26 42 50 40 38 37 34 31 28 38 43 34 32 31 30 29 27 33 36 32  
DEWPT 15 16 22 23 19 22 24 24 24 23 28 28 26 26 25 25 25 23 25 25 25  
RH 71 65 44 34 42 52 59 66 75 81 67 55 72 78 78 81 85 85 72 64 75  
WIND DIR SW SW SW W W NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW W  
WIND SPD 6 9 11 16 19 23 26 20 23 16 18 16 13 13 16 18 20 17 16 14 10  
WIND GUST 36 27  
CLOUDS SC SC FW CL FW B2 SC CL FW FW SC SC B1 B2 B2 B2 B1 B1 B1 B1 B1  
POP 12HR 0 0 0 20 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S S S  
WIND CHILL 27 25 22 18 16 19 17 14 22  
MIN CHILL 14 13 31 24 18 16 24 19 16 14 22  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
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 24 47 27 40 22 43 27 42  
TEMP 26 26 45 44 36 27 39 35 28 23 41 41 40 27 41 36  
DEWPT 23 22 28 28 27 21 26 22 18 18 25 28 30 21 24 24  
PWIND DIR W W W NW W W W W  
WIND CHAR GN GN GN BZ GN GN GN BZ  
AVG CLOUDS SC B2 B1 B2 B2 B2 B2 B2 B1 B1 B1 SC B1 B2 B1 B1  
POP 12HR 5 5 30 20 10 10 10 10  
RAIN C S  
SNOW C S  
 

 
 
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