930  
FOUS55 KGGW 181519  
PFMGGW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GLASGOW MT  
919 AM MDT THU SEP 18 2025  
 
MTZ017-182200-  
GLASGOW-VALLEY MT  
48.22N 106.61W ELEV. 2293 FT  
919 AM MDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
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 77 48 76 49 82  
TEMP 69 75 73 62 56 53 50 54 67 73 73 62 56 53 50 59 73 80 80  
DEWPT 52 49 51 53 52 50 48 49 50 48 47 47 47 47 46 49 49 46 45  
RH 55 40 46 72 86 89 93 83 54 41 40 58 72 80 86 69 43 30 29  
WIND DIR SE SE E SE E E E SE SE SE SE E E E E SE S S S  
WIND SPD 12 11 14 12 11 9 9 9 9 6 6 9 9 6 5 5 8 6 5  
WIND GUST 27  
CLOUDS FW FW SC SC SC SC SC SC CL CL SC SC SC FW SC FW CL CL FW  
POP 12HR 40 20 0 5 0  
QPF 12HR 0.02 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 51 84 50 74 46 78 47 79  
TEMP 60 52 76 79 61 52 67 71 53 47 71 76 56 49 72 76  
DEWPT 44 43 43 40 40 39 39 34 34 34 36 36 37 35 39 38  
PWIND DIR SE W W NW NW S SE SE  
WIND CHAR LT GN GN BZ GN GN LT GN  
AVG CLOUDS FW FW FW CL SC B1 SC FW FW FW FW CL FW FW FW FW  
POP 12HR 0 0 10 10 0 0 0 0  
 

 
MTZ020-182200-  
WOLF POINT-WESTERN ROOSEVELT MT  
48.10N 105.58W ELEV. 1985 FT  
919 AM MDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
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 76 47 75 46 82  
TEMP 72 74 70 60 55 52 49 54 68 73 72 60 54 50 47 57 74 80 80  
DEWPT 53 52 54 54 53 51 48 50 51 49 48 47 48 47 46 50 49 46 46  
RH 51 46 57 81 93 96 96 86 54 43 42 62 80 89 96 77 41 30 30  
WIND DIR SE E SE E E E E E E E E E SE E E SE SE S SE  
WIND SPD 11 13 12 9 6 4 5 3 6 6 6 5 4 3 2 3 5 5 5  
CLOUDS FW SC B1 SC SC SC SC SC FW CL FW SC FW FW SC FW FW CL CL  
POP 12HR 10 5 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 48 86 50 74 44 79 45 79  
TEMP 58 50 78 80 61 53 69 72 53 47 73 75 55 47 73 76  
DEWPT 46 44 44 41 41 41 40 35 36 35 37 38 38 37 40 39  
PWIND DIR SE W W NW NW W E SE  
WIND CHAR LT GN GN GN LT LT LT LT  
AVG CLOUDS FW FW FW FW FW B1 SC SC FW FW FW CL FW FW FW FW  
POP 12HR 0 0 10 10 0 0 0 0  
 

 
MTZ022-182200-  
JORDAN-GARFIELD MT  
47.33N 106.95W ELEV. 2661 FT  
919 AM MDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
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 75 47 77 47 82  
TEMP 72 74 71 59 55 52 48 54 71 75 74 61 55 51 49 59 74 80 80  
DEWPT 51 48 49 51 51 50 47 49 51 48 48 48 48 47 45 48 48 44 46  
RH 48 40 46 75 86 93 96 83 49 38 40 62 77 86 86 67 40 28 30  
WIND DIR SE SE E SE SE SE SE SE SE SE E SE SE SE SE S S SW W  
WIND SPD 10 11 12 12 8 5 4 6 6 5 5 5 5 4 3 3 5 5 4  
CLOUDS B1 B1 B1 FW FW FW SC FW FW FW SC SC FW FW SC FW CL CL CL  
POP 12HR 40 20 0 5 0  
QPF 12HR 0.08 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S  
TSTMS S S  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 51 83 49 71 45 78 46 78  
TEMP 59 53 78 77 59 51 66 70 53 47 73 75 56 48 72 75  
DEWPT 44 42 41 41 44 39 39 35 36 34 36 38 37 35 37 39  
PWIND DIR SW W W NW W SW SE SE  
WIND CHAR LT GN GN GN LT LT LT GN  
AVG CLOUDS FW FW FW FW SC B1 SC SC FW FW FW CL FW FW FW FW  
POP 12HR 0 0 30 10 5 0 0 0  
RAIN SHWRS C C  
 

 
MTZ024-182200-  
SIDNEY-RICHLAND MT  
47.70N 104.20W ELEV. 1985 FT  
919 AM MDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
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 67 48 70 45 78  
TEMP 63 65 63 56 53 51 49 53 63 68 67 57 52 50 47 56 71 76 75  
DEWPT 58 58 57 55 53 51 48 53 54 54 53 52 52 50 47 53 54 51 52  
RH 84 78 81 96100100 96100 72 61 61 83100100100 90 55 42 45  
WIND DIR E E E E E E NE NE E NE NE E SE SE SE S SE S E  
WIND SPD 8 6 6 4 4 2 2 2 4 5 5 3 2 2 2 2 4 4 3  
CLOUDS B2 B2 B2 B2 B1 B1 B1 SC SC FW FW SC SC SC SC FW FW FW CL  
POP 12HR 70 30 5 0 0  
QPF 12HR 0.03 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S  
TSTMS S  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 48 83 52 72 45 75 46 77  
TEMP 57 51 77 79 60 56 67 69 54 48 71 72 55 48 71 73  
DEWPT 50 48 49 47 45 45 47 43 40 39 43 44 43 42 45 44  
PWIND DIR SE SW W NW NW W E SE  
WIND CHAR LT LT LT GN LT LT LT LT  
AVG CLOUDS FW FW FW FW FW B1 B1 SC SC FW FW FW FW FW FW FW  
POP 12HR 0 0 10 10 5 0 0 0  
RAIN SHWRS S  
 

 
MTZ025-182200-  
GLENDIVE-DAWSON MT  
47.13N 104.80W ELEV. 2457 FT  
919 AM MDT THU SEP 18 2025  
 
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
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 71 47 72 46 79  
TEMP 68 69 66 57 54 51 49 53 65 70 69 59 53 49 47 56 72 78 77  
DEWPT 56 56 57 57 54 51 48 53 54 53 53 51 49 48 47 52 53 50 51  
RH 65 63 73100100100 96100 68 55 57 75 86 96100 86 51 37 40  
WIND DIR SE SE E E E E E E E E E E SE SE SE SE S S E  
WIND SPD 8 11 10 8 4 3 2 3 4 5 5 5 3 2 2 2 3 4 3  
CLOUDS SC B1 B1 SC SC SC SC SC FW FW FW FW SC FW FW FW FW FW FW  
POP 12HR 30 10 0 0 0  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S  
TSTMS S  
 
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 49 83 52 71 45 75 46 77  
TEMP 57 50 77 79 59 53 66 69 52 47 71 73 54 47 71 74  
DEWPT 48 45 48 47 44 43 45 41 38 37 42 42 40 40 44 44  
PWIND DIR SE W W NW NW W E SE  
WIND CHAR LT LT GN GN LT LT LT LT  
AVG CLOUDS FW FW FW FW SC B1 SC SC SC FW CL CL FW FW FW FW  
POP 12HR 0 0 20 10 5 0 0 0  
RAIN SHWRS S  
 

 
 
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