Point Forecast Matrices
Issued by NWS Rapid City, SD

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
271
FOUS53 KUNR 152341
PFMUNR

Point Forecast Matrices
National Weather Service Rapid City SD
541 PM MDT Sat Aug 15 2026

SDZ026-161000-
Rapid City Regional Airport-Pennington SD
44.05N 103.06W Elev. 3204 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      57          81          58          86          58
Temp             67 62 61 58 57 66 74 80 75 66 61 59 59 71 79 85 81 68 63 60 58
Dewpt            64 62 59 58 56 60 60 61 60 60 60 58 56 59 57 57 56 57 57 56 56
RH               90100 93100 96 81 62 52 60 81 97 96 90 66 47 39 42 68 81 87 93
Wind dir          W  W NW NW NW SE SE  E  E  S SW SW NW  N  N NE NE NW SW SW NW
Wind spd          5  4  3  2  2  4 10 10  8  6  5  4  4  3  8  6  6  4  4  4  4
Wind gust                          20 21 19                   17
Clouds           B1 SC FW SC FW FW FW SC SC FW FW FW FW FW FW SC SC SC SC B1 B1
PoP 12hr                     30          40          50          20          50
QPF 12hr                   0.02        0.06        0.19           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  C              C  C  C  C              S  S  C  C  C  C  S
Tstms             C  C              C  C  C  S              S  S  C  C


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          80      55    80      55    85      58    88      60    91
Temp          74 75 61   55 75 76 61   57 81 82 64   59 82 85 66   60 85 88
Dewpt         60 58 58   55 59 57 57   55 57 54 54   52 55 53 55   55 58 56
PWind dir         N      NW    SE      SW     E      SW    NE       S    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B1 B1 B1   B1 B1 SC SC   SC FW FW FW   FW FW FW FW   FW FW FW
PoP 12hr         50      30    40      20    10      10     5      10     5
Rain shwrs     S  C  C    S     C  S    S
Tstms             C  C          C  S    S

$$
WYZ054-161000-
Northeast Wyoming Regional Airport-Campbell WY
44.35N 105.54W Elev. 4364 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      55          82          56          85          57
Temp             72 65 58 56 55 66 76 81 80 69 62 58 57 70 79 85 81 69 64 60 58
Dewpt            55 56 56 56 54 58 55 50 48 50 52 52 51 54 50 46 45 48 50 51 51
RH               55 73 93100 96 75 48 34 33 51 70 80 80 57 36 26 28 47 60 72 77
Wind dir         NE  E  S  S  S  S  S NW  N NE  S SW SW  W  W NW  N NE  S SW SW
Wind spd          4  4  3  4  8 10  8  4  6  4  3  4  3  3  3  5  8  6  4  4  5
Wind gust        14    14 14          16 17                   17 18
Clouds           SC SC FW FW FW CL FW SC FW SC FW SC SC FW SC SC B1 B2 B2 B2 B2
PoP 12hr                     40          10          10           5          40
QPF 12hr                   0.01        0.01           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  S                                            C  C  C  C  C
Tstms             C  S                                            C


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          80      53    82      55    86      57    89      61    92
Temp          76 77 60   54 77 79 63   56 82 84 64   58 85 87 68   62 87 90
Dewpt         51 48 51   51 50 45 49   51 47 42 46   47 45 42 46   49 49 44
PWind dir        NW       S    SW      SE     W      SE     S      SE     S
Wind char        GN      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    B1 B1 B1   B1 B1 SC FW   FW SC FW FW   FW SC FW FW   FW SC FW
PoP 12hr         30      40    20      10     5       5     5      10    20
Rain shwrs     C  S  C    S     S                                         S
Tstms             S  C          S                                         S

$$
SDZ001-161000-
Buffalo-Harding SD
45.60N 103.55W Elev. 3004 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      54          82          56          85          56
Temp             76 68 59 56 54 64 75 81 74 66 61 58 57 69 80 85 78 67 61 59 57
Dewpt            52 53 56 55 52 56 56 54 56 57 58 57 55 58 54 51 51 54 55 55 54
RH               43 59 90 96 93 75 52 39 53 73 90 96 93 68 41 31 39 63 81 87 90
Wind dir          N NE NE  E  E SE SE  S  S  S  S SW  W NW NW NW NW SE SW  W  W
Wind spd         10  6  4  3  3  5  9  8 10  9  8  6  6  6 10 10 11  6  5  5  4
Wind gust                                                     21
Clouds           SC SC SC FW SC FW FW SC SC SC FW FW SC FW SC SC SC B1 B2 B2 B2
PoP 12hr                      0          20          30           5          60
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                             S  C  C                    C  C  L  L  C
Tstms                                  S  C  S                    C  S


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          80      52    82      54    86      55    88      58    90
Temp          74 70 58   53 75 75 60   56 81 80 62   56 83 82 64   59 84 84
Dewpt         56 54 56   53 55 52 56   54 54 48 52   51 52 48 53   53 56 54
PWind dir        NW      SE    SE       S     W      NW     N       E    SE
Wind char        GN      LT    LT      GN    LT      LT    LT      GN    GN
Avg clouds    B2 B1 B1   B1 B1 SC SC   SC SC FW FW   FW FW FW FW   FW SC FW
PoP 12hr         50      30    20      20    10       5     5       5    10
Rain shwrs     C  C  C          S       S
Tstms             C  S          S

$$
SDZ029-161000-
Custer County Airport-Custer SD
43.73N 103.62W Elev. 5602 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      53          74          54          78          54
Temp             63 60 55 54 53 62 68 73 69 60 58 56 55 69 76 78 72 63 60 57 54
Dewpt            58 55 55 53 51 57 56 55 54 55 54 52 51 54 50 50 52 53 52 50 51
RH               84 84100 96 93 84 65 53 59 84 86 86 86 59 40 37 49 70 75 77 90
Wind dir         NE NW NW  N NW  S  S  S  S NE  W  W NW NW SE SE  E  N  N NW NW
Wind spd          3  1  1  0  0  2  5  5  4  2  2  3  3  2  3  4  4  3  2  2  2
Wind gust                             17 16                13 16 14 13
Clouds           B2 B2 SC SC FW FW SC SC SC FW FW CL FW FW FW SC SC SC SC SC B1
PoP 12hr                     70          30          20          30          30
QPF 12hr                   0.10        0.02           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        L  C              S  C  S  S              C  C  C  C  C  C
Tstms             L  C              S  C  S  S              C  C  C  S  S


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          76      51    74      52    79      54    82      56    84
Temp          74 70 57   52 71 69 57   54 77 75 60   55 79 77 62   57 81 80
Dewpt         53 52 52   50 51 52 51   50 49 47 47   47 47 48 48   49 51 50
PWind dir        NW       N    SW      NW    NW       N     S      NE     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1 B1 B1   B1 B1 B1 SC   SC SC FW FW   FW FW FW FW   FW FW FW
PoP 12hr         50      40    50      20    10      10    10      10    10
Rain shwrs        C  C    S  S  C  S
Tstms             C  C          C  S

$$
SDZ013-161000-
Faith Municipal Airport-Meade SD
45.04N 102.02W Elev. 2584 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      57          80          57          83          57
Temp             81 71 61 58 57 65 72 79 75 66 62 59 58 67 77 83 79 68 64 60 58
Dewpt            55 55 57 56 55 58 59 57 57 59 59 58 57 62 60 55 55 57 57 57 57
RH               41 57 87 93 93 78 64 47 54 78 90 96 96 84 56 38 44 68 78 90 96
Wind dir          N  N NE NE NE SE SE  S SE SE  S  S SW NW NW NW  N NE SW  N  N
Wind spd         10  6  4  3  3  5  5  5  8  9 10  8  5  6  8  8  5  5  5  5  5
Wind gust                                                     18
Clouds           SC B1 SC SC SC SC FW FW SC SC FW CL SC FW SC SC SC B2 B1 B1 B2
PoP 12hr                      5           5          30           5          60
QPF 12hr                      0           0        0.02           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  C  C              C  C  L  L  C
Tstms                                     C  C  S                 C  C


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          78      53    79      55    83      56    86      59    88
Temp          72 73 59   54 72 75 61   56 78 80 63   57 80 83 65   59 81 84
Dewpt         61 58 58   54 60 56 58   56 60 55 57   55 57 53 57   56 60 57
PWind dir         N       E    SE       S     S       S     N       E    SE
Wind char        LT      LT    LT      GN    LT      LT    LT      GN    GN
Avg clouds    B2 B2 B1   B1 B1 SC SC   SC SC SC FW   FW SC FW FW   FW SC FW
PoP 12hr         50      40    20      20    10      10     5       5     5
Rain shwrs     C  C  C    S     S  S
Tstms             C  C          S  S

$$
SDZ042-161000-
Pine Ridge Airport-Oglala Lakota SD
43.02N 102.51W Elev. 3333 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      56          83          58          89          59
Temp             80 70 63 59 57 67 74 82 79 70 66 62 59 71 80 88 85 72 68 62 59
Dewpt            56 60 60 58 56 59 59 57 56 60 60 59 58 60 58 54 53 57 58 57 57
RH               44 71 90 96 96 75 59 43 45 71 81 90 96 68 47 31 33 59 70 84 93
Wind dir          N NE SW  S  S SE  S  S  S  S  S  S  S  W  N  N NE  E  E SE  S
Wind spd          9  3  1  0  1  2  5  6  8  8  9  6  5  5  5  6  9  8  6  4  2
Wind gust                                         17
Clouds           B2 B1 SC SC SC FW SC FW SC SC FW CL FW FW FW FW SC SC SC SC B1
PoP 12hr                     40          10          40           5          30
QPF 12hr                   0.04           0        0.02           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs        C  S     S              C  C                          C  C  S
Tstms             C  S     S              C  C                          S


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          84      55    83      56    87      58    89      60    92
Temp          77 79 64   56 75 78 64   58 81 84 67   59 83 86 68   61 86 89
Dewpt         59 56 59   56 57 55 58   57 57 52 57   55 55 51 56   56 57 54
PWind dir         N       E     S       S     W      SE    NE      SE     S
Wind char        LT      LT    LT      GN    LT      LT    LT      LT    GN
Avg clouds    B1 SC B1   B1 B1 B1 SC   SC FW FW FW   FW FW FW FW   SC FW FW
PoP 12hr         20      30    50      40    10      10     5      10     5
Rain shwrs     S  S  S    C  S  C  C    S
Tstms             S  S    S  S  C  C    S

$$
SDZ032-161000-
Philip Airport-Haakon SD
44.05N 101.60W Elev. 2209 ft
541 PM MDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            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                      59          82          60          88          59
Temp             82 74 64 59 59 67 74 81 78 68 63 60 61 70 79 87 84 71 65 61 59
Dewpt            57 58 59 58 57 60 60 60 60 61 61 59 59 64 63 59 59 61 60 60 59
RH               43 57 84 96 93 78 62 49 54 78 93 96 93 81 58 39 43 71 84 97100
Wind dir          N NW  N NE  E  E SE SE SE SE SE  S  S  W  N  N  N  E SE  W NW
Wind spd          9  5  3  2  2  4  6  6 10 10  8  5  4  5  6  5  5  5  4  3  3
Clouds           B1 B1 SC SC B1 FW FW SC SC SC FW FW FW FW FW SC SC SC SC B1 B2
PoP 12hr                     10          10          40           5          60
QPF 12hr                      0           0        0.01           0        0.03
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                C  C  S  S              S  S  L  L  C
Tstms                                     C  C  S                 S  S  S


Date           08/18/26  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
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          80      55    79      56    84      57    86      59    89
Temp          73 76 62   56 73 76 61   58 79 82 64   58 81 84 66   60 83 86
Dewpt         63 62 61   56 62 60 60   58 63 59 59   57 61 58 59   58 62 61
PWind dir         N       N    SE       S     S       S     N       E    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    GN
Avg clouds    B2 B1 B1   B1 B2 B1 B1   SC SC SC FW   FW SC FW FW   FW SC FW
PoP 12hr         50      30    30      30    20      20     5      10     5
Rain shwrs     C  C  C    S     C  C    S  S  S  S
Tstms             C  C    S     C  C    S     S  S

$$
SDZ049-161000-
Winner Regional Airport-Tripp SD
43.39N  99.84W Elev. 2032 ft
641 PM CDT Sat Aug 15 2026

Date           08/15/26      Sun 08/16/26            Mon 08/17/26            Tue
CDT 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
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                      60          80          63          87          62
Temp             84 74 66 63 61 69 75 79 78 69 65 63 63 72 81 87 81 71 67 64 63
Dewpt            64 64 64 61 60 62 62 60 61 63 62 62 62 67 68 65 67 67 65 64 63
RH               51 71 93 93 97 78 64 52 56 81 90 97 97 84 65 48 63 87 93100100
Wind dir          N  N  N  N NW NE NE  N SE SE  S  S  S SW  W NW  N SE  S  S  S
Wind spd         11  6  5  4  3  3  5  5  5  9  9 10 11 14 11 10  8  5  5  6  5
Clouds           SC B1 B1 FW SC FW CL SC FW SC SC SC SC FW FW SC SC SC B1 SC B2
PoP 12hr                      5           5          60          40          40
QPF 12hr                      0           0        0.08        0.07        0.05
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                      L  L  S  S  C  C  S  S  C  C  L
Tstms                                           C  C  S        S  S  S  C  S  S


Date           08/18  Wed 08/19/26  Thu 08/20/26  Fri 08/21/26  Sat 08/22/26
CDT 6hrly     13 19   01 07 13 19   01 07 13 19   01 07 13 19   01 07 13 19
UTC 6hrly     18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18 00

Max/Min          81      57    79      58    83      60    86      61    87
Temp          76 76   64 58 73 75   63 60 77 79   66 61 80 82   67 62 82 83
Dewpt         68 67   64 58 64 63   63 60 66 66   64 61 65 64   64 61 65 65
PWind dir         N       E     S       S     S       S     W       S    SE
Wind char        GN      LT    LT      GN    GN      GN    GN      LT    GN
Avg clouds    B2 B1   B2 B2 B2 SC   B1 B1 B1 FW   FW FW SC FW   FW FW SC FW
PoP 12hr         60      40    30      40    20      20    10      10     5
Rain shwrs     L  C    C        C    C  C  S       S        S
Tstms          S  C    C        C    C  S          S        S

$$