Point Forecast Matrices
Issued by NWS Great Falls, MT

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Point Forecast Matrices
National Weather Service Great Falls MT
757 PM MDT Thu Mar 27 2025

MTZ312-281000-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      35          52          32          37          27
Temp                54 48 43 39 40 46 51 50 43 39 38 34 33 34 35 35 33 32 31 30
Dewpt               29 34 34 33 33 31 31 32 33 34 32 31 29 28 29 30 29 28 27 26
RH                  38 58 70 79 76 55 46 50 67 82 79 89 85 78 78 82 85 85 85 85
Wind dir             E NW NW  W NW NW NW NE NE NE  N  N  N NE NE NE NE NE  N  N
Wind spd             9 10 10 10 10  9 11 16 13 11  9  8  9  9  9 10  9  6  6  5
Clouds              B2 B2 B1 SC SC SC SC B2 B2 OV B2 B2 OV OV B2 B2 B2 OV B2 B2
PoP 12hr                     30          30          80          60          40
QPF 12hr                   0.04        0.01        0.21        0.12        0.02
Snow 12hr                 00-00       00-00       00-00
Rain                    S  C  S        S  D  D  D  D
Snow                          S                 D  D  L  L  L  L  C  C  C  C  C


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          38      26    47      32    48      29    51      30    54
Temp          34 38 30   27 40 46 37   33 43 44 35   30 45 49 36   31 48 51
Dewpt         27 29 25   22 28 30 30   26 28 27 26   21 26 25 25   21 25 23
PWind dir        NE       E     S      SW     W      SW    SW       S    SW
Wind char        LT      LT    LT      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B2 B1   B1 B1 B1 B2   B1 B2 B2 B2   B1 SC SC B1   SC SC SC
PoP 12hr         30       5    30      30    20      10    10       5    10
Rain                            C  C    S     S
Snow           C  S          S  C       S  S

$$
MTZ303-281000-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      28          43          27          36          23
Temp                45 39 35 31 30 36 41 41 35 32 30 29 28 32 34 34 30 29 26 24
Dewpt               34 34 31 27 25 25 26 26 26 27 26 25 23 25 25 26 25 25 23 21
RH                  65 82 85 85 81 64 55 55 69 81 85 85 81 75 69 72 81 85 88 88
Wind dir             N  N  N  N  N  N NW  N NE NE  E NE NE NE NE NE NE NE NE NE
Wind spd            13 13 12 11 10  8 10 11 10  9  6  6  6  8 10 11 10  8  6  5
Clouds              B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     60          30          40          30          30
QPF 12hr                   0.06           0        0.01        0.01           0
Snow 12hr                 00-00       00-00           T
Rain                 S  C  C           S  C  C
Snow                       C  C        S  C  C  C  C  C  C  C  C  C  C  S  S  S


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          36      23    43      28    46      29    49      27    50
Temp          31 36 30   24 35 41 34   29 41 44 34   30 46 46 33   28 45 47
Dewpt         24 27 26   21 25 28 28   24 26 24 25   21 22 21 23   21 23 22
PWind dir         E      SE    SE      SW     W       W     W      SW    SW
Wind char        LT      GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    OV B2 B2   B2 B2 B1 B2   B1 B2 B1 B1   SC SC SC B1   SC B1 SC
PoP 12hr         20       5    20      10    10       5     5       5     5
Snow           S                S

$$
MTZ319-281000-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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          57          34          44          29
Temp                56 50 46 41 43 51 55 53 45 42 40 36 35 38 42 41 36 34 32 30
Dewpt               32 31 32 32 30 29 28 32 35 35 33 31 30 29 29 29 28 28 25 25
RH                  40 48 58 70 60 42 35 44 68 76 76 82 82 70 60 62 72 78 75 81
Wind dir             S  W  W SW  W  W  W  W  W  W  W NW NW  N  N  N NW NW NW NW
Wind spd             6  6  5  4  4  6  6  8  4  4  4  2  3  5  6  9  5  3  2  2
Clouds              SC B2 SC FW SC SC B1 OV OV B2 B2 B2 OV OV B2 OV B2 OV OV OV
PoP 12hr                     20          50          80          60          50
QPF 12hr                      0        0.01        0.15        0.03        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                       S           C  D  D  L  L  C  C  L  L  C  C
Snow                                            L  L  C  C  L  L  C  C  C  C  C


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          44      28    51      31    46      29    50      29    51
Temp          36 43 34   29 42 49 37   32 39 45 35   30 42 49 36   29 43 50
Dewpt         26 27 26   23 27 29 28   24 24 25 23   21 24 25 24   21 24 25
PWind dir         N      SW     S      SW     W       W    SW      SW    SW
Wind char        LT      LT    LT      LT    GN      LT    LT      LT    LT
Avg clouds    OV B2 B1   B1 B1 B1 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 SC SC
PoP 12hr         30      10    40      40    30      20    20      10    20
Rain                         C  C  C    C     C  S          S             S
Snow           C             C          C  C  C  S       S  S             S

$$
MTZ326-281000-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      34          57          31          44          26
Temp                52 46 44 38 40 51 54 52 43 38 36 34 33 38 42 42 36 32 31 28
Dewpt               35 32 33 30 29 29 28 34 34 33 33 31 31 30 31 30 30 28 28 26
RH                  52 58 65 73 64 42 36 50 70 82 89 89 92 73 65 62 79 85 88 92
Wind dir             S  S  S  S SW  W  W  S  S  W  W  W NW NW NW  N  N  N NW NW
Wind spd             9  5  5  5  5  6  6  8  3  4  3  2  2  3  5  8  5  4  3  2
Clouds              B2 B2 B2 SC FW FW B2 B2 B2 OV B2 OV OV B2 B2 OV OV OV OV OV
PoP 12hr                     20          40          70          70          60
QPF 12hr                      0        0.02        0.22        0.07        0.12
Snow 12hr                 00-00       00-00       00-00
Rain                    S              C  L  L  C  C  C  C  L  L  L  L
Rain shwrs
Snow                                            S  C  C  C  L     L  L  C  C  C
Tstms


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          41      25    49      27    42      25    46      25    48
Temp          34 41 30   26 42 46 35   28 38 41 30   26 38 45 31   26 40 46
Dewpt         26 26 23   21 27 29 29   24 25 25 22   20 22 25 22   19 23 24
PWind dir         N       E     S       S     W      SW    SW       S    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B2 B1   B1 B1 B2 B2   B2 B2 B2 B2   B1 B2 B2 B1   B1 SC B1
PoP 12hr         30       5    40      40    40      20    20      10    20
Rain              S          C  C  C    C                                 S
Snow           C  S          C          C  C  C  S    S  S  S             S

$$
MTZ330-281000-
West Yellowstone-Gallatin MT
44.69N 111.11W Elev. 6644 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      27          47          22          43          21
Temp                40 35 33 30 32 41 45 43 35 30 26 24 27 39 42 39 32 29 25 22
Dewpt               34 33 31 28 28 29 28 28 27 25 23 21 23 26 25 26 26 25 22 19
RH                  79 92 92 92 85 62 51 55 72 81 88 88 85 59 50 59 78 85 88 88
Wind dir             S SW SW SW SW SW SW SW  S SW SW  S  S SW SW SW SW SW SW SW
Wind spd             4  4  4  3  4 10 11 11  5  3  2  2  2  3  4  4  2  2  2  2
Wind gust                             23
Clouds              B2 OV B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     60          30          30          60          70
QPF 12hr                   0.10        0.02           0        0.01        0.10
Snow 12hr                 00-00           T       00-00
Rain                 C  L  C              C
Rain shwrs
Snow                    L  C  S     S  S  C  C  S  S  S  S  L  L  L  L  L  L  C
Tstms


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          39      21    42      23    38      19    40      20    41
Temp          35 37 26   22 37 38 30   24 35 34 25   20 36 36 26   20 37 37
Dewpt         23 23 20   19 27 28 25   21 23 21 19   15 22 23 20   17 25 24
PWind dir        SW       S    SW      SW    SW      SW     W      SW    SW
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B2 B1   B2 B2 B2 OV   OV B2 B2 B2   B2 B2 B2 B1   B1 B2 B2
PoP 12hr         40      20    80      60    70      40    40      30    40
Snow           C  C       S  C  D  L    L  L  L  C    C  C  C  C    C  C  C

$$
MTZ328-281000-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      32          54          30          47          27
Temp                48 45 40 35 38 50 53 48 40 38 35 32 34 42 46 44 37 34 31 28
Dewpt               27 30 29 26 25 24 25 31 31 31 29 27 28 29 26 28 29 28 26 24
RH                  44 55 64 69 59 36 33 51 70 76 78 81 78 60 45 53 72 78 81 85
Wind dir             S  S SW  S SW SW SW  S  S  S SW  S SW NW NW  N  N  N  N  N
Wind spd            13 10  9  8  8 11 14 12  6  4  4  3  4  5  9 11 10  9  6  5
Clouds              B1 B2 SC FW FW SC B2 B1 B2 B1 SC B1 B2 B2 B2 B2 B2 B2 B2 B2
PoP 12hr                     20          50          50          60          50
QPF 12hr                      0        0.05        0.06        0.05        0.17
Snow 12hr                 00-00       00-00       00-00
Rain                 S                 C  C  C  S           L  L
Rain shwrs
Snow                                   C  S  S  S  S  C  C        C  C  C  C  S


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          44      28    49      27    44      25    45      27    47
Temp          37 43 34   29 44 46 35   28 40 41 31   26 41 43 33   28 43 44
Dewpt         25 25 25   22 27 26 26   21 21 19 20   17 21 21 22   18 22 21
PWind dir         N       S     S      SW     W      SW     S       S    SW
Wind char        LT      LT    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B2 B1 B1   B2 B1 B1 B2   B2 B2 B2 B1   B1 B1 B1 B1   SC SC B1
PoP 12hr         20       5    30      30    30      10    10      10    10
Rain                            C  C
Snow           S             S     C    C  C  S

$$
MTZ305-281000-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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                      32          46          25          38          23
Temp                47 42 38 34 33 39 45 45 37 33 31 27 27 33 36 36 32 29 28 26
Dewpt               35 35 35 32 31 32 31 31 30 28 27 24 24 25 25 26 27 26 25 24
RH                  63 76 89 92 92 76 58 58 75 82 85 88 88 72 64 67 81 88 88 92
Wind dir             N  N  N  N NW  N  N NE NE  E  E  E  E  E  E  E  E  E  E  E
Wind spd             6  8 10 10  9  8  9 10 11 12 11 10 10 10 10 10  9  6  6  6
Clouds              B1 B1 B2 B2 OV B1 B1 B2 B2 B2 OV OV OV OV OV OV B2 OV OV B2
PoP 12hr                     70          50          50          40          30
QPF 12hr                   0.11        0.04        0.02        0.06           0
Snow 12hr                 00-00       00-00       00-00
Rain                    S  C  C  C        S  S  C  C           C  C
Snow                                            C  C  C  C  C  C  C  C  S  S  S


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          39      22    47      28    49      27    53      29    56
Temp          34 39 29   23 39 46 34   29 42 46 34   28 46 51 36   30 49 54
Dewpt         26 26 25   21 28 29 29   26 32 30 28   23 29 25 26   24 30 27
PWind dir         E       E    SE       E    SW      SW    SW       S    SW
Wind char        LT      GN    GN      GN    GN      GN    GN      LT    GN
Avg clouds    B2 B2 B2   B1 B1 B1 B1   B1 B2 B2 B1   B1 SC SC B1   B1 SC SC
PoP 12hr         20       5    20      20    10      10     5       5    10
Rain                            S  S    S
Snow           S                S       S

$$
MTZ314-281000-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
757 PM MDT Thu Mar 27 2025

Date           03/27/25      Fri 03/28/25            Sat 03/29/25            Sun
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          50          28          35          24
Temp                54 49 46 40 40 45 49 48 40 37 35 31 29 32 33 33 30 29 28 26
Dewpt               38 35 34 34 33 33 32 31 34 34 32 29 27 28 28 28 26 26 25 23
RH                  54 58 63 79 76 62 52 51 79 89 89 92 92 85 82 82 85 88 88 88
Wind dir             S  S  W  W  W NW NW  N  E  E  E  E  E  E NE NE  E  E  E NE
Wind spd             8  8  8  9  9  9  9  9  9  9  8  8  8  6  6  8  5  5  4  5
Clouds              B2 B2 B2 B1 B1 SC B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     30          30          90          70          50
QPF 12hr                   0.02           0        0.31        0.10        0.03
Snow 12hr                 00-00       00-00           T
Rain                       S           C  D  D  D  D
Rain shwrs
Snow                       S                    S  D  L  L  L  L  C  C  C  C  C
Tstms


Date           03/30/25  Mon 03/31/25  Tue 04/01/25  Wed 04/02/25  Thu 04/03/25
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          36      22    46      28    43      27    46      27    49
Temp          31 35 28   23 40 44 35   29 39 40 33   28 41 45 34   29 46 47
Dewpt         25 27 24   20 27 30 29   25 28 28 26   21 25 25 25   20 24 24
PWind dir         E      SE     S       S     W       W     W      SW    SW
Wind char        LT      LT    LT      LT    GN      LT    GN      LT    GN
Avg clouds    OV B2 B2   B1 B1 B1 B2   B2 B2 B2 B2   B1 B1 B1 B1   B1 B1 SC
PoP 12hr         30      10    30      30    30      20    10      10    10
Rain                            C  C    C
Snow           C  S             C  C    C  C  C  S

$$
http://www.weather.gov/greatfalls