903  
FOUS55 KGGW 220540  
PFMGGW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GLASGOW MT  
1140 PM MDT WED OCT 21 2026  
 
MTZ017-221000-  
GLASGOW-VALLEY MT  
48.22N 106.61W ELEV. 2293 FT  
1140 PM MDT WED OCT 21 2026  
 
DATE 10/21/26 THU 10/22/26 FRI 10/23/26 SAT  
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 41 71 45 69 31  
TEMP 47 45 42 45 61 70 65 54 51 50 48 51 63 67 55 42 38 36 33  
DEWPT 40 40 39 41 45 44 45 44 45 44 45 48 53 50 43 39 34 29 26  
RH 76 82 89 86 56 39 48 69 80 80 89 89 70 54 64 89 85 75 75  
WIND DIR E E SE E SE SE E E E E E E SE W W NW NW NW NW  
WIND SPD 6 6 4 3 2 3 4 9 8 9 9 9 8 18 28 28 26 25 21  
WIND GUST 37 42 43 39 36  
CLOUDS FW SC FW FW FW FW FW SC SC SC OV OV B1 B1 OV OV OV B2 SC  
POP 12HR 0 0 0 30 90  
QPF 12HR 0 0 0 0 0.16  
SNOW 12HR 00-00 00-00 00-00  
RAIN D D C C  
 
DATE 10/24/26 SUN 10/25/26 MON 10/26/26 TUE 10/27/26 WED 10/28/26  
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 45 26 45 26 45 27 48 28 46  
TEMP 42 41 31 27 40 41 32 27 40 41 32 29 43 44 34 29 41 42  
DEWPT 28 26 24 20 25 25 23 22 30 30 28 27 34 34 31 27 32 31  
PWIND DIR W N E E E E SE NW NW  
WIND CHAR BZ LT GN GN GN GN GN LT GN  
AVG CLOUDS SC FW FW SC SC SC SC B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 0 0 5 10 10 5 10 30 20  
RAIN S C S  
SNOW C S  
 
 
MTZ020-221000-  
WOLF POINT-WESTERN ROOSEVELT MT  
48.10N 105.58W ELEV. 1985 FT  
1140 PM MDT WED OCT 21 2026  
 
DATE 10/21/26 THU 10/22/26 FRI 10/23/26 SAT  
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 41 74 43 74 31  
TEMP 48 44 41 45 63 72 66 53 49 48 46 49 66 72 63 48 40 36 32  
DEWPT 41 39 39 40 44 44 48 46 45 45 45 48 53 51 48 43 37 30 24  
RH 77 82 92 82 50 37 52 77 86 89 96 96 63 48 58 83 89 79 72  
WIND DIR E E E NE SE E E E NE NE E E E SW W W W W W  
WIND SPD 3 1 1 1 1 3 4 5 5 6 8 8 6 9 18 25 24 23 20  
WIND GUST 19 33 37 36 35  
CLOUDS FW SC SC FW FW FW FW FW SC SC OV OV B1 SC B2 B2 B2 B2 SC  
POP 12HR 0 0 0 5 70  
QPF 12HR 0 0 0 0 0.06  
SNOW 12HR 00-00 00-00 00-00  
RAIN L L C C  
 
DATE 10/24/26 SUN 10/25/26 MON 10/26/26 TUE 10/27/26 WED 10/28/26  
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 47 23 46 24 46 24 51 26 48  
TEMP 44 42 30 24 42 42 31 25 42 42 31 27 45 45 34 27 44 43  
DEWPT 27 24 24 19 24 23 23 21 28 28 27 25 32 33 31 25 31 30  
PWIND DIR W N E E E E E NW W  
WIND CHAR BZ LT GN GN GN GN LT LT LT  
AVG CLOUDS SC FW FW SC SC SC SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 0 0 0 10 10 10 10 20 20  
RAIN S S  
SNOW S S  
 
 
MTZ022-221000-  
JORDAN-GARFIELD MT  
47.33N 106.95W ELEV. 2661 FT  
1140 PM MDT WED OCT 21 2026  
 
DATE 10/21/26 THU 10/22/26 FRI 10/23/26 SAT  
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 42 76 44 69 30  
TEMP 48 46 43 47 69 75 69 55 50 49 46 50 66 66 52 40 36 34 30  
DEWPT 41 39 38 40 43 43 45 43 44 44 43 45 48 47 41 38 35 28 25  
RH 77 76 82 76 39 32 42 64 80 83 89 83 52 50 66 92 96 78 81  
WIND DIR S SW W SW S SE E E E E E SE SW W W NW NW NW NW  
WIND SPD 4 2 2 3 2 3 5 4 3 2 1 2 10 24 28 27 24 20 17  
WIND GUST 25 39 43 43 39 34 27  
CLOUDS FW FW FW FW FW CL FW SC SC B1 OV B2 FW SC B2 B2 B2 B2 SC  
POP 12HR 0 0 0 20 80  
QPF 12HR 0 0 0 0 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN D D C C  
SNOW C  
 
DATE 10/24/26 SUN 10/25/26 MON 10/26/26 TUE 10/27/26 WED 10/28/26  
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 46 24 48 25 46 26 51 27 48  
TEMP 43 42 30 25 44 44 32 26 43 43 32 28 47 46 34 28 44 43  
DEWPT 24 22 22 19 23 26 26 23 30 31 30 26 33 34 32 27 30 30  
PWIND DIR W NE E E E SE S NW W  
WIND CHAR GN LT GN GN LT LT LT LT GN  
AVG CLOUDS SC FW FW FW SC SC SC B1 B1 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 0 0 5 10 10 10 10 30 10  
RAIN S C  
SNOW C  
 
 
MTZ024-221000-  
SIDNEY-RICHLAND MT  
47.70N 104.20W ELEV. 1985 FT  
1140 PM MDT WED OCT 21 2026  
 
DATE 10/21/26 THU 10/22/26 FRI 10/23/26 SAT  
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 43 74 45 78 34  
TEMP 49 47 43 47 65 73 67 55 51 48 47 53 70 77 69 55 44 38 35  
DEWPT 42 43 42 44 47 48 50 49 48 47 47 51 57 55 52 47 41 34 29  
RH 77 86 96 89 52 41 54 80 89 96100 93 63 47 55 74 89 85 78  
WIND DIR S S S SW S SE NE NE NE NE E SE SE S SW W W W W  
WIND SPD 8 5 3 3 3 3 3 3 2 2 3 5 9 9 13 24 25 23 21  
WIND GUST 19 19 29 39 40 36 34  
CLOUDS FW FW SC FW FW FW FW FW SC B1 OV B2 B1 SC SC B1 B1 B2 B1  
POP 12HR 0 0 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
 
DATE 10/24/26 SUN 10/25/26 MON 10/26/26 TUE 10/27/26 WED 10/28/26  
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 48 23 47 25 46 25 51 28 50  
TEMP 45 43 30 24 43 43 31 26 42 41 31 27 46 46 34 29 45 44  
DEWPT 28 26 26 21 25 24 26 23 29 28 27 26 33 34 32 28 34 32  
PWIND DIR W NW E E E SE SE S W  
WIND CHAR BZ LT LT LT LT LT GN LT LT  
AVG CLOUDS SC FW FW FW SC SC B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC  
POP 12HR 0 0 0 10 20 10 10 20 20  
RAIN S S S  
SNOW S S S  
 
 
MTZ025-221000-  
GLENDIVE-DAWSON MT  
47.13N 104.80W ELEV. 2457 FT  
1140 PM MDT WED OCT 21 2026  
 
DATE 10/21/26 THU 10/22/26 FRI 10/23/26 SAT  
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 43 73 46 79 34  
TEMP 50 46 44 47 65 73 67 55 52 49 48 52 72 78 67 51 41 38 35  
DEWPT 43 42 42 45 48 48 51 48 48 48 47 49 55 51 50 45 39 35 30  
RH 77 86 93 93 54 41 56 77 86 96 96 89 55 39 54 80 92 89 82  
WIND DIR S S SW S S SE NE NE NE NE NE E S SW W W W W NW  
WIND SPD 6 5 3 2 3 2 3 4 3 3 3 4 9 13 20 27 25 24 20  
WIND GUST 19 25 35 41 37 34  
CLOUDS FW FW FW FW FW FW FW SC SC B1 OV B1 SC SC SC SC B2 B2 B1  
POP 12HR 0 0 0 5 20  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
 
DATE 10/24/26 SUN 10/25/26 MON 10/26/26 TUE 10/27/26 WED 10/28/26  
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 48 25 49 27 46 27 52 29 50  
TEMP 44 43 30 25 45 44 32 28 43 42 32 29 47 47 34 30 46 45  
DEWPT 29 27 26 21 27 27 28 26 33 32 30 28 36 36 33 30 35 34  
PWIND DIR W N E E E SE SE NW W  
WIND CHAR GN LT GN GN GN LT GN LT GN  
AVG CLOUDS SC FW FW FW FW SC B1 B1 B2 B1 B1 B1 B1 B1 SC B1 B1 SC  
POP 12HR 0 0 0 20 20 10 10 20 20  
RAIN S S S S S S  
SNOW S S S S  
 
 
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