368  
FOUS55 KGGW 170446  
PFMGGW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GLASGOW MT  
1046 PM MDT TUE SEP 16 2025  
 
MTZ017-171000-  
GLASGOW-VALLEY MT  
48.22N 106.61W ELEV. 2293 FT  
1046 PM MDT TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
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 51 77 48 74 48  
TEMP 59 56 52 59 72 76 74 62 55 51 48 55 68 73 70 59 54 51 48  
DEWPT 49 47 45 46 46 45 45 47 48 46 45 48 51 47 47 49 50 49 47  
RH 69 72 77 62 39 33 35 58 77 83 89 77 54 40 44 69 86 93 96  
WIND DIR NE NE NE NE NE NE NE E E E E E SE E E E E E E  
WIND SPD 5 5 5 5 5 6 9 10 9 9 9 10 10 10 12 12 11 10 9  
CLOUDS SC FW FW FW FW FW SC FW FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 20 5 5 20 10  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
 
DATE 09/19/25 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
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 76 49 81 52 81 49 76 47 80  
TEMP 66 75 55 49 73 79 60 52 76 78 59 50 70 74 55 48 73 77  
DEWPT 51 49 47 45 49 45 44 41 44 39 38 37 40 37 36 36 41 40  
PWIND DIR E E SE S W W W W W  
WIND CHAR GN LT LT GN GN GN BZ GN GN  
AVG CLOUDS SC FW FW SC SC FW SC SC SC FW SC SC FW FW FW FW FW FW  
POP 12HR 0 0 0 0 5 10 5 0 0  
 

 
MTZ020-171000-  
WOLF POINT-WESTERN ROOSEVELT MT  
48.10N 105.58W ELEV. 1985 FT  
1046 PM MDT TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
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 51 77 49 72 46  
TEMP 59 55 52 58 73 76 75 62 56 51 49 55 67 71 69 57 52 49 47  
DEWPT 51 51 48 48 50 48 47 50 51 49 47 50 51 47 48 49 50 48 46  
RH 75 86 86 69 44 37 37 65 83 93 93 83 56 42 47 75 93 96 96  
WIND DIR N NE NE NE NE NE NE NE NE NE E E E E E E E E E  
WIND SPD 3 3 3 4 6 9 10 6 5 5 5 6 10 10 11 9 6 5 5  
CLOUDS B1 FW FW FW FW FW FW FW FW SC B1 B1 B1 SC SC SC SC B1 B1  
POP 12HR 10 10 10 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
 
DATE 09/19/25 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
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 74 46 81 50 82 49 77 45 82  
TEMP 65 73 53 46 72 79 58 51 78 79 59 50 72 74 54 46 75 77  
DEWPT 50 50 48 46 50 46 46 43 45 41 39 37 42 39 38 35 42 40  
PWIND DIR E E SE S W W W W W  
WIND CHAR LT LT LT LT GN GN GN GN GN  
AVG CLOUDS B1 SC SC FW SC FW SC SC SC FW SC SC FW FW FW FW FW FW  
POP 12HR 5 0 0 0 5 10 5 0 0  
 

 
MTZ022-171000-  
JORDAN-GARFIELD MT  
47.33N 106.95W ELEV. 2661 FT  
1046 PM MDT TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
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 51 76 47 76 46  
TEMP 58 54 52 59 72 75 74 62 56 51 47 56 71 75 73 60 55 50 47  
DEWPT 54 51 50 51 51 46 46 46 47 46 44 49 51 47 50 52 51 49 46  
RH 86 90 93 75 48 36 37 56 72 83 89 77 49 37 44 75 86 96 96  
WIND DIR W NW N N N N NE E E E E SE SE E E E SE SE E  
WIND SPD 3 2 2 2 5 6 6 5 4 3 2 4 6 6 9 9 8 5 4  
CLOUDS SC FW FW FW FW FW FW FW FW FW SC SC FW FW SC SC SC FW SC  
POP 12HR 20 5 5 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS  
TSTMS  
 
DATE 09/19/25 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
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 75 47 81 52 80 49 76 47 81  
TEMP 69 73 55 48 76 79 60 53 77 76 60 50 71 73 54 48 75 77  
DEWPT 51 48 48 45 49 46 45 40 42 41 41 37 39 38 35 34 39 41  
PWIND DIR SE SE S SW W W W W W  
WIND CHAR LT LT LT LT GN GN GN LT GN  
AVG CLOUDS SC FW FW SC SC FW SC SC SC FW SC SC FW FW FW FW FW FW  
POP 12HR 0 0 0 0 5 20 5 5 0  
RAIN SHWRS S  
 

 
MTZ024-171000-  
SIDNEY-RICHLAND MT  
47.70N 104.20W ELEV. 1985 FT  
1046 PM MDT TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
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 75 52 67 48  
TEMP 60 57 55 59 71 75 73 62 58 55 53 57 64 66 64 55 52 50 49  
DEWPT 57 56 54 55 58 56 57 58 57 55 52 56 55 52 53 54 52 50 49  
RH 90 96 96 87 63 52 57 87 96100 96 96 73 61 67 96100100100  
WIND DIR N N N NE NE N NE NE NE E NE E E E E E E NE NE  
WIND SPD 2 2 2 3 6 8 9 5 3 3 3 5 8 9 9 5 3 3 3  
CLOUDS B1 SC SC SC SC SC SC SC B1 B1 B2 B2 B1 B1 B1 B1 B1 B2 B2  
POP 12HR 20 20 30 30 30  
QPF 12HR 0 0 0.01 0.03 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C S C C S S S S C C S  
 
DATE 09/19/25 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
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 70 47 76 50 81 51 75 46 79  
TEMP 64 69 54 48 71 74 57 51 77 78 60 52 71 72 54 47 73 75  
DEWPT 56 55 53 48 56 54 51 46 52 51 44 41 47 46 41 38 46 47  
PWIND DIR NE E S S SW W W W W  
WIND CHAR LT LT LT LT GN GN GN LT GN  
AVG CLOUDS B2 SC SC SC SC SC SC SC SC FW SC B1 SC FW FW FW FW FW  
POP 12HR 20 5 5 0 0 10 10 5 0  
RAIN SHWRS S  
 

 
MTZ025-171000-  
GLENDIVE-DAWSON MT  
47.13N 104.80W ELEV. 2457 FT  
1046 PM MDT TUE SEP 16 2025  
 
DATE 09/16/25 WED 09/17/25 THU 09/18/25 FRI  
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 54 75 50 69 47  
TEMP 59 57 55 60 72 74 72 62 56 53 51 56 66 69 66 57 52 49 47  
DEWPT 56 55 54 55 58 56 56 56 55 53 51 56 54 51 52 53 52 49 47  
RH 90 93 96 84 61 53 57 81 96100100100 65 53 61 86100100100  
WIND DIR N N N NE NE NE NE NE NE NE NE E E E E E E NE NE  
WIND SPD 3 3 3 4 6 9 10 5 4 4 4 4 6 9 10 8 5 4 3  
CLOUDS SC B1 SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC B1 B1  
POP 12HR 20 20 20 20 20  
QPF 12HR 0.01 0 0 0.02 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S  
TSTMS  
 
DATE 09/19/25 SAT 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25  
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 74 47 78 50 80 51 75 47 80  
TEMP 65 73 55 47 72 77 58 50 76 78 60 52 72 74 54 48 74 77  
DEWPT 55 55 52 47 55 52 49 45 49 46 42 40 45 43 40 38 46 46  
PWIND DIR NE E S S W W W W W  
WIND CHAR LT LT LT LT GN GN GN LT GN  
AVG CLOUDS B1 SC SC FW SC FW SC SC SC FW SC SC FW FW FW FW FW FW  
POP 12HR 10 0 0 0 5 20 5 5 0  
RAIN SHWRS S  
 

 
 
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