312
FOUS55 KMSO 171822
PFMMSO
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MISSOULA MT
1222 PM MDT SUN MAY 17 2026
MTZ005-181000-
MISSOULA-MISSOULA MT
46.92N 114.08W ELEV. 3205 FT
1222 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 29 61 33 65 37
TEMP 49 51 44 36 31 29 40 52 59 59 51 42 36 33 44 56 62 64 55 46 41 38
DEWPT 30 28 29 29 28 26 30 30 30 27 34 33 31 30 33 33 35 34 36 35 34 33
RH 48 41 55 75 88 88 67 43 33 29 52 70 82 89 65 42 36 32 49 65 76 82
WIND DIR N N N N N N N N NW NW NW N N N N W W W W N N N
WIND SPD 14 13 5 0 0 0 0 0 5 6 1 0 0 0 0 3 9 11 4 0 0 0
CLOUDS B1 B1 B1 SC FW SC FW FW SC SC B1 SC SC B1 SC SC SC SC SC SC SC SC
POP 12HR 30 5 30 10 5
QPF 12HR 0 0 0.03 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S
RAIN SHWRS C
TSTMS S
FROST Y Y Y Y
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 66 37 69 40 72 41 76 42 75
TEMP 57 63 47 40 60 67 50 42 61 71 52 43 66 75 54 44 66 74
DEWPT 36 36 39 37 38 35 39 38 38 35 38 36 37 34 37 35 34 30
PWIND DIR NW NW W NW W NW W SW W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 SC SC B1 B1 B1 SC SC SC SC SC SC SC SC SC FW
POP 12HR 20 20 5 10 10 5 5 5 5
RAIN S S
MTZ003-181000-
KALISPELL-FLATHEAD MT
48.30N 114.27W ELEV. 2977 FT
1222 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 30 59 35 61 38
TEMP 51 53 45 38 33 31 41 52 57 57 50 42 38 36 45 56 59 60 52 45 41 39
DEWPT 28 28 32 32 30 29 32 33 34 35 39 38 35 33 37 39 40 41 41 40 37 36
RH 41 38 60 79 89 92 70 48 42 43 66 86 89 89 73 53 49 49 66 82 85 89
WIND DIR N NE NE NW N N N E NW S SE E SE SE S SW SW SW SW S S NE
WIND SPD 9 8 3 2 2 1 0 3 3 3 1 1 1 1 1 5 8 8 3 2 1 1
CLOUDS SC SC SC SC SC SC FW FW SC SC B1 B1 SC B1 B1 B1 B1 B1 SC SC B1 B1
POP 12HR 0 20 20 40 20
QPF 12HR 0 0 0 0.04 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S S S
RAIN SHWRS S C C
TSTMS S S S
FROST Y Y Y Y
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 62 38 64 41 67 42 70 43 70
TEMP 55 59 46 40 59 62 49 43 59 65 50 44 64 68 51 45 63 68
DEWPT 40 40 41 38 40 40 43 40 42 41 42 39 40 38 40 37 36 34
PWIND DIR NE E SE SE S S S SW SW
WIND CHAR LT LT LT LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 SC B1 B1 B2 B1 SC B1 SC SC SC SC SC SC SC FW
POP 12HR 50 20 20 30 30 10 10 5 5
RAIN S S S C S S
RAIN SHWRS C C
TSTMS S S
MTZ007-181000-
BUTTE-SILVER BOW MT
45.95N 112.50W ELEV. 5550 FT
1222 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 24 49 26 57 32
TEMP 42 40 35 30 27 25 32 41 47 48 43 35 30 27 39 52 55 57 50 41 36 33
DEWPT 22 24 23 24 23 22 22 20 19 17 22 24 21 20 22 22 22 24 28 28 26 24
RH 44 52 61 78 85 88 66 42 32 29 43 64 69 74 50 31 27 28 42 59 67 69
WIND DIR N N N NW NW NW N N N N N N N N N W W W NW W N N
WIND SPD 10 13 8 3 2 1 4 4 5 3 0 0 0 0 0 3 6 6 2 1 0 0
CLOUDS B2 B1 B1 SC B1 B1 B1 SC B1 B1 FW FW FW SC FW SC SC B1 SC SC FW SC
POP 12HR 40 10 5 5 5
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW C C
SNOWSHWRS L
TSTMS S
WIND CHILL 36 32 28
MIN CHILL 32 26 25 25 35 27 30 33
WINTER WEATH Y Y Y
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 63 36 66 37 72 40 73
TEMP 54 56 42 36 56 62 46 38 59 65 47 39 66 70 50 42 68 73
DEWPT 27 29 31 29 30 30 32 30 30 29 31 29 29 29 31 29 27 27
PWIND DIR W NW W NW W NW SW W W
WIND CHAR LT LT LT LT LT LT LT LT GN
AVG CLOUDS SC B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC
POP 12HR 20 20 10 10 20 5 10 5 10
RAIN S S S
RAIN SHWRS S
TSTMS S
IDZ010-181000-
SALMON-LEMHI ID
45.12N 113.88W ELEV. 4045 FT
1222 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 59 28 65 33
TEMP 50 51 43 37 31 27 36 49 57 59 49 40 33 29 40 55 63 65 55 45 38 34
DEWPT 22 24 25 27 26 24 26 23 22 20 24 26 25 24 26 26 26 24 29 30 29 28
RH 33 34 49 67 81 88 67 36 25 22 37 57 72 81 57 32 24 21 37 55 70 78
WIND DIR N N N N N N N N N N N N N N N N N NW N N N N
WIND SPD 13 17 13 8 2 0 1 5 6 8 0 0 0 0 0 0 0 5 0 0 0 0
WIND GUST 26 33 32
CLOUDS B1 SC SC SC SC SC FW FW SC SC SC SC SC SC SC SC SC B1 SC SC FW SC
POP 12HR 20 0 5 0 5
QPF 12HR 0.02 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
RAIN SHWRS C
TSTMS S
WIND CHILL 36 31
MIN CHILL 31 27 29 29 31 34
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 68 35 72 37 75 38 80 40 83
TEMP 58 65 46 37 62 71 50 39 62 74 51 40 69 78 54 42 71 80
DEWPT 31 30 33 32 34 31 35 34 34 30 33 32 32 30 33 32 31 27
PWIND DIR NW NW N NW N N W W W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC B1 SC SC SC B1 B1 SC FW SC SC SC SC SC SC FW FW
POP 12HR 5 5 5 10 5 0 5 10 5
MTZ004-181000-
LOOKOUT PASS-MINERAL MT
47.45N 115.67W ELEV. 6027 FT
1222 PM MDT SUN MAY 17 2026
DATE 05/17/26 MON 05/18/26 TUE 05/19/26 WED
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 26 43 31 46 35
TEMP 33 35 33 30 28 27 34 38 39 41 38 35 33 32 40 43 44 45 42 39 37 36
DEWPT 25 26 28 26 24 23 26 27 29 29 30 29 28 26 28 27 28 28 30 29 28 27
RH 72 69 82 85 85 85 72 64 67 62 73 78 82 78 62 53 53 51 62 67 70 69
WIND DIR N N N N NE SE SW W W W SW SW SW SW SW W W W W SW SW SW
WIND SPD 8 6 4 4 3 3 3 5 5 6 5 6 8 8 8 12 11 14 8 8 8 8
CLOUDS B2 SC B1 SC SC SC FW SC B1 B1 SC SC B1 OV SC SC SC SC FW SC SC SC
POP 12HR 20 30 10 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C
SNOW S S
SNOWSHWRS C C
TSTMS S S
WIND CHILL 26 29 29 26 25 36 38 38 33 31 30
MIN CHILL 23 25 23 26 35 29 25 28 36 33 30
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 49 38 57 41 59 42 61 43 60
TEMP 44 46 41 39 47 49 44 42 47 51 46 43 51 53 46 43 48 52
DEWPT 28 29 32 30 28 30 34 32 29 29 33 31 28 27 30 27 24 25
PWIND DIR W SW SW SW SW SW SW SW SW
WIND CHAR GN LT LT LT LT LT LT GN GN
AVG CLOUDS SC SC SC SC SC B1 B1 SC FW SC SC FW SC SC SC SC SC FW
POP 12HR 10 5 5 10 10 0 5 5 5
IDZ006-181000-
LOWELL-IDAHO ID
46.15N 115.60W ELEV. 1575 FT
1122 AM PDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26 WED
PDT 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
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 37 66 40 71 43
TEMP 52 54 47 42 39 38 42 56 64 64 53 46 43 41 46 63 70 69 57 50 46 44
DEWPT 44 46 45 41 39 38 41 43 43 45 46 43 41 39 41 44 41 44 46 44 42 40
RH 74 74 93 96100100 96 62 46 50 77 89 93 92 83 50 35 40 67 80 86 86
WIND DIR W W N N N N N N W NE N N N N N W W W N N N N
WIND SPD 2 2 0 0 0 0 0 0 2 1 0 0 0 0 0 1 3 3 0 0 0 0
CLOUDS OV B1 SC SC SC SC FW FW FW SC FW FW SC B2 FW FW FW FW FW FW SC SC
POP 12HR 30 10 5 0 0
QPF 12HR 0.01 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C S
RAIN SHWRS L
TSTMS S
OBVIS PF PF F
DATE 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
PDT 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 74 44 77 46 79 47 83 47 82
TEMP 64 70 51 45 67 74 54 47 66 77 54 48 72 79 55 48 70 78
DEWPT 46 45 46 42 45 46 48 43 46 46 47 43 45 46 46 41 43 44
PWIND DIR NW NW NW NW NW NW W W W
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS SC SC FW SC SC SC SC SC SC SC SC SC SC FW SC SC SC FW
POP 12HR 5 0 5 5 5 0 5 5 5
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