081  
FOUS55 KGGW 162115  
PFMGGW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE GLASGOW MT  
315 PM MDT SAT MAY 16 2026  
 
MTZ017-171000-  
GLASGOW-VALLEY MT  
48.22N 106.61W ELEV. 2293 FT  
315 PM MDT SAT MAY 16 2026  
 
DATE 05/16/26 SUN 05/17/26 MON 05/18/26 TUE  
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 39 51 32 49 31  
TEMP 66 55 50 46 42 45 48 49 47 41 38 36 34 38 43 47 49 43 39 35 32  
DEWPT 32 38 41 39 38 40 41 40 37 37 35 33 31 32 33 33 32 34 33 31 29  
RH 28 53 71 76 86 82 77 71 68 85 89 89 89 79 67 58 52 70 79 85 88  
WIND DIR E N N N N NW N N N N N N N N N N N NE E E E  
WIND SPD 14 17 17 19 16 14 16 16 16 13 11 11 11 11 10 10 11 8 5 4 4  
CLOUDS B1 OV OV B2 B2 B2 B2 OV B2 B2 OV OV OV OV B2 OV B2 B2 B1 SC SC  
POP 12HR 80 60 30 5 5  
QPF 12HR 0.24 0.02 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S L L L C L C C  
 
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26  
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 59 35 68 40 70 42 74 44 76  
TEMP 51 58 43 37 62 65 49 42 65 68 52 45 68 72 54 46 69 74  
DEWPT 31 28 30 31 36 34 37 36 38 35 38 38 41 38 42 40 41 37  
PWIND DIR SE SE SE NE W SE SE NW NW  
WIND CHAR LT GN GN LT LT GN GN GN GN  
AVG CLOUDS SC SC SC SC B1 B1 B1 SC SC SC B1 SC B1 SC B1 B1 SC SC  
POP 12HR 5 0 30 10 5 10 20 20 10  
RAIN SHWRS C S S S  
 
 
MTZ020-171000-  
WOLF POINT-WESTERN ROOSEVELT MT  
48.10N 105.58W ELEV. 1985 FT  
315 PM MDT SAT MAY 16 2026  
 
DATE 05/16/26 SUN 05/17/26 MON 05/18/26 TUE  
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 39 53 31 50 31  
TEMP 70 57 52 47 43 46 50 51 48 41 39 35 32 38 44 48 49 42 39 34 32  
DEWPT 34 34 37 37 39 40 40 40 37 35 36 33 30 32 33 33 32 32 34 31 29  
RH 26 42 56 68 86 79 68 66 65 79 89 92 92 79 65 56 52 67 82 89 88  
WIND DIR E E E E NE N N N N N N N N N N N NE NE NE NE NE  
WIND SPD 17 19 17 16 16 14 14 13 13 11 9 9 9 9 10 10 11 6 4 2 1  
WIND GUST 29  
CLOUDS B2 OV OV B2 B2 B1 B2 B2 B2 OV OV OV OV OV B2 B2 OV OV B2 B1 B1  
POP 12HR 60 50 40 10 10  
QPF 12HR 0.02 0.03 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C L C L C C C C S S  
 
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26  
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 59 33 70 38 72 41 76 43 78  
TEMP 52 59 41 36 65 68 48 41 67 70 51 44 70 74 53 45 71 76  
DEWPT 31 27 29 29 33 33 37 37 37 34 39 39 41 38 42 41 41 37  
PWIND DIR SE SE SE NE W SE SE W NW  
WIND CHAR LT LT GN LT LT LT GN GN GN  
AVG CLOUDS B1 SC SC SC B1 SC B1 SC SC SC B1 SC B1 B1 B1 B1 B1 SC  
POP 12HR 5 0 20 10 10 10 20 30 10  
RAIN SHWRS S S S C S  
 
 
MTZ022-171000-  
JORDAN-GARFIELD MT  
47.33N 106.95W ELEV. 2661 FT  
315 PM MDT SAT MAY 16 2026  
 
DATE 05/16/26 SUN 05/17/26 MON 05/18/26 TUE  
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 36 53 31 49 30  
TEMP 68 54 46 41 39 44 50 52 49 41 38 36 33 37 44 47 48 41 37 33 31  
DEWPT 32 38 41 40 38 37 38 37 37 37 36 34 32 32 32 31 33 33 33 31 30  
RH 26 54 83 96 96 76 63 56 63 85 92 92 96 82 62 53 56 73 85 92 96  
WIND DIR NE N NW NW NW NW NW NW N N N N N N N N N NE NE N N  
WIND SPD 12 16 17 14 16 18 19 19 17 12 9 9 9 9 10 12 10 3 1 0 0  
WIND GUST 25 28 31 31 27 24  
CLOUDS B2 OV OV B2 B2 B1 B1 B2 B2 OV OV OV OV OV B2 B2 B2 B2 B1 B1 SC  
POP 12HR 70 40 40 30 10  
QPF 12HR 0.05 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C S S C C C C C C C C  
 
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26  
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 59 34 68 38 70 41 74 42 75  
TEMP 53 58 41 36 65 65 47 40 66 68 50 44 69 71 51 45 70 73  
DEWPT 31 28 29 30 33 34 37 37 36 35 37 38 38 38 41 40 38 37  
PWIND DIR S SE S NW W SE SW NW NW  
WIND CHAR LT LT LT LT LT LT GN LT GN  
AVG CLOUDS SC SC SC B1 B1 B1 B1 SC SC SC SC SC B1 SC B1 B1 SC SC  
POP 12HR 5 0 30 20 10 10 20 20 10  
RAIN SHWRS C S S S  
TSTMS S  
 
 
MTZ024-171000-  
SIDNEY-RICHLAND MT  
47.70N 104.20W ELEV. 1985 FT  
315 PM MDT SAT MAY 16 2026  
 
DATE 05/16/26 SUN 05/17/26 MON 05/18/26 TUE  
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 40 52 32 48 31  
TEMP 71 60 54 49 44 45 49 51 49 43 40 38 35 38 43 46 48 43 39 36 33  
DEWPT 31 30 32 37 40 39 41 40 37 36 36 36 33 33 34 33 33 33 33 33 30  
RH 23 32 43 63 86 79 74 66 63 76 85 92 92 82 70 60 56 67 79 89 89  
WIND DIR E E E E E E N NW N N N N N N N N N N N N N  
WIND SPD 18 24 21 21 14 13 13 14 12 11 9 8 9 10 11 13 12 8 4 3 3  
WIND GUST 34 33  
CLOUDS SC B2 OV B2 OV OV OV B1 OV OV OV OV OV B2 B2 B2 OV OV OV B2 B2  
POP 12HR 80 60 30 20 30  
QPF 12HR 0.11 0.11 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C L L C C S S S S C C S S  
 
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26  
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 57 32 69 40 70 42 75 45 76  
TEMP 50 57 41 35 64 67 49 43 66 69 51 46 70 73 55 48 70 75  
DEWPT 31 28 29 29 32 33 36 37 38 35 38 39 41 39 42 42 42 38  
PWIND DIR N SE S SE S SE SE S NW  
WIND CHAR LT LT GN LT GN LT GN GN GN  
AVG CLOUDS B2 B1 SC SC SC SC B1 B1 SC SC SC SC B1 SC B1 B1 B1 SC  
POP 12HR 10 0 10 10 10 10 20 20 20  
RAIN SHWRS S S S S  
TSTMS S S  
 
 
MTZ025-171000-  
GLENDIVE-DAWSON MT  
47.13N 104.80W ELEV. 2457 FT  
315 PM MDT SAT MAY 16 2026  
 
DATE 05/16/26 SUN 05/17/26 MON 05/18/26 TUE  
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 45 57 34 48 32  
TEMP 72 61 57 51 46 49 54 55 51 44 41 39 36 38 43 46 47 42 39 35 33  
DEWPT 34 36 37 42 43 42 43 43 39 39 38 37 34 34 36 35 35 35 35 33 31  
RH 25 39 47 71 89 77 66 64 63 82 89 92 92 85 76 65 63 76 85 92 92  
WIND DIR E E E E N NW NW NW N N N N N N N N N N N N N  
WIND SPD 18 24 20 18 13 12 17 17 16 13 10 10 10 11 12 13 12 9 5 3 3  
CLOUDS B2 OV OV B2 OV B2 B1 B1 B2 OV OV OV OV B2 B2 B2 OV OV B2 B2 B1  
POP 12HR 70 50 10 30 30  
QPF 12HR 0.12 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C L C S C C C C C C C C  
 
DATE 05/19/26 WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26  
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 56 33 69 41 70 43 75 46 76  
TEMP 49 56 41 35 64 67 50 43 66 68 52 45 70 73 55 48 71 74  
DEWPT 32 29 30 30 34 35 38 39 39 36 39 40 42 39 43 42 43 39  
PWIND DIR N SE S SE SW SE S W W  
WIND CHAR LT LT LT GN LT LT GN GN GN  
AVG CLOUDS B1 SC SC SC SC SC B1 SC SC SC SC SC B1 SC B1 B1 B1 SC  
POP 12HR 10 0 20 10 10 10 20 20 10  
RAIN SHWRS S S S S  
TSTMS S S  
 
 
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