700
FOUS55 KMSO 170800
PFMMSO
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MISSOULA MT
200 AM MDT SUN MAY 17 2026
MTZ005-172200-
MISSOULA-MISSOULA MT
46.92N 114.08W ELEV. 3205 FT
200 AM MDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 52 29 61 33 64
TEMP 33 32 36 43 49 51 44 36 31 29 40 52 59 59 51 42 36 33 44 56 62 63
DEWPT 29 30 32 33 32 29 30 29 28 26 31 30 30 27 32 32 31 29 33 33 34 35
RH 85 92 85 67 52 42 57 75 88 88 70 43 33 29 48 67 82 85 65 42 35 35
WIND DIR N N N NW N N N N N N N NW NW NW N N N N N W W W
WIND SPD 0 0 0 9 14 14 5 0 0 0 0 1 5 8 0 0 0 0 0 2 8 11
CLOUDS B2 OV B2 B1 B1 B1 B1 SC SC FW SC SC SC SC SC SC SC SC SC SC SC B1
POP 12HR 80 30 5 0 10
QPF 12HR 0.11 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S C D C C S
RAIN SHWRS C C
SNOW S C D
TSTMS S S
FROST Y Y Y Y Y Y
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 38 66 39 71 42 71 42 76
TEMP 46 38 56 63 47 40 62 70 52 43 62 69 51 43 65 75
DEWPT 36 34 36 34 37 36 37 35 39 38 38 36 39 37 38 34
PWIND DIR W NW NW W W W NW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 SC SC SC SC SC SC B1 SC FW SC FW
POP 12HR 20 40 10 5 20 30 10 5
RAIN S S C S S C
MTZ003-172200-
KALISPELL-FLATHEAD MT
48.30N 114.27W ELEV. 2977 FT
200 AM MDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 53 30 59 35 60
TEMP 35 33 38 46 51 53 45 38 32 30 41 52 57 57 50 42 38 36 44 56 59 57
DEWPT 35 33 34 30 29 29 32 33 29 28 31 32 33 32 38 37 35 34 36 39 42 41
RH 100100 85 53 42 39 60 82 88 92 67 46 40 38 63 82 89 92 73 53 53 55
WIND DIR S NW N N NE NE NE N N N SE S S S SE SE SE SE S SW SW SW
WIND SPD 1 1 4 8 9 8 3 2 2 2 1 2 3 4 1 1 1 1 1 5 6 6
CLOUDS OV OV B2 B1 SC SC FW FW FW FW FW FW SC SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 30 0 10 10 50
QPF 12HR 0.01 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
RAIN SHWRS C C
SNOW C
TSTMS S S
OBVIS PF PF
FROST Y Y Y Y Y Y
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 38 62 39 66 42 66 42 71
TEMP 45 39 55 60 47 41 60 64 50 44 60 64 50 44 64 70
DEWPT 41 37 41 39 40 38 41 41 43 41 42 40 42 39 41 39
PWIND DIR SW E E SE S E NW S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 SC SC SC FW
POP 12HR 40 50 5 10 40 40 20 10
RAIN C C C C S
RAIN SHWRS C C C
TSTMS S S S
MTZ007-172200-
BUTTE-SILVER BOW MT
45.95N 112.50W ELEV. 5550 FT
200 AM MDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 44 25 49 26 57
TEMP 27 25 32 39 42 41 36 31 28 26 32 41 46 48 42 34 30 27 39 51 55 56
DEWPT 20 21 22 21 24 24 24 25 24 22 22 21 20 20 22 23 22 20 22 21 22 24
RH 74 84 66 48 48 50 61 78 85 85 66 44 35 33 44 64 72 74 50 30 27 29
WIND DIR NW NW NW NW N N N NW NW N N N N N N N N N N W W W
WIND SPD 2 2 5 8 11 13 9 4 3 3 5 5 6 5 1 0 0 0 0 3 5 5
WIND GUST 16
CLOUDS B2 B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 SC SC FW FW FW FW SC SC B1
POP 12HR 60 40 10 0 5
QPF 12HR 0.04 0.01 0 0 0
SNOW 12HR T 00-00 00-00
SNOW L C C
SNOWSHWRS C L
TSTMS S S
WIND CHILL 26 33 36 33 29 26
MIN CHILL 25 24 33 26 22 23 39 34 27 30
WINTER WEATH Y Y Y Y Y Y Y
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 32 58 33 64 37 66 37 71
TEMP 41 33 53 56 42 35 58 63 47 39 60 64 46 39 64 70
DEWPT 29 26 27 27 30 29 29 30 32 31 31 31 32 30 29 28
PWIND DIR NW NW N W NW W NW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 B1 B1 B1 SC SC SC B1 SC SC B1 B1 SC SC SC
POP 12HR 10 40 30 10 10 30 20 10
RAIN C S
RAIN SHWRS C C
TSTMS S S
IDZ010-172200-
SALMON-LEMHI ID
45.12N 113.88W ELEV. 4045 FT
200 AM MDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 52 27 59 29 64
TEMP 29 26 33 45 50 50 43 37 32 29 35 48 57 57 49 39 33 30 40 55 62 64
DEWPT 23 23 25 24 25 26 27 28 27 27 27 24 23 20 24 25 25 25 27 27 26 26
RH 78 88 72 43 37 39 53 70 81 92 72 39 27 23 37 57 72 81 59 34 25 23
WIND DIR N N N N N N N N NW N N N N N N N N N N N N W
WIND SPD 0 0 0 10 14 17 13 8 3 0 4 6 9 9 0 0 0 0 0 0 0 4
WIND GUST 20 26 32 29 19
CLOUDS B2 B1 SC SC B1 B2 B1 SC SC SC SC SC SC FW SC SC FW SC SC SC SC B1
POP 12HR 40 20 0 0 5
QPF 12HR 0.01 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
RAIN SHWRS S C
SNOW L
SNOWSHWRS S
TSTMS S S
WIND CHILL 36 31
MIN CHILL 26 27 31 29 28 39 30 32
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 34 66 34 73 38 74 38 80
TEMP 45 35 56 65 46 36 62 71 51 40 63 72 50 40 67 78
DEWPT 32 30 31 28 32 32 33 32 35 35 35 32 34 33 33 30
PWIND DIR W N N N NW NW NW W
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC FW FW
POP 12HR 10 20 10 10 20 20 5 5
RAIN S S S S
RAIN SHWRS S
TSTMS S
MTZ004-172200-
LOOKOUT PASS-MINERAL MT
47.45N 115.67W ELEV. 6027 FT
200 AM MDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 37 25 43 30 45
TEMP 27 26 28 30 33 35 33 30 28 26 34 39 39 41 38 35 32 31 39 42 43 44
DEWPT 25 23 25 24 25 27 28 26 24 22 26 26 27 28 30 29 27 25 28 27 31 31
RH 92 88 88 78 72 72 82 85 85 85 72 59 62 59 73 78 81 78 64 55 62 60
WIND DIR W NW N N N N NE NE N E E N NW W W S SW SW SW W W W
WIND SPD 6 5 8 9 8 6 3 4 4 4 4 4 5 5 4 5 6 8 5 11 11 13
CLOUDS B2 OV B2 B1 B2 SC SC SC SC SC SC B1 B1 SC SC FW SC SC SC SC B1 B1
POP 12HR 60 20 40 0 20
QPF 12HR 0.02 0 0.01 0 0
SNOW 12HR T 00-00 00-00
RAIN S S
RAIN SHWRS C C
SNOW S L L C S S S
SNOWSHWRS C C C
TSTMS S S S
WIND CHILL 20 19 20 22 26 29 20 26 24 36 37 37
MIN CHILL 19 20 24 25 20 24 35 30 24 26 36
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 35 48 37 52 40 52 40 58
TEMP 38 36 43 46 41 39 49 50 45 42 47 50 45 42 51 56
DEWPT 30 28 27 28 31 30 28 30 34 32 30 30 33 31 28 28
PWIND DIR SW W SW SW SW SW SW SW
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 SC B1 SC SC SC SC SC SC SC SC SC FW SC FW
POP 12HR 5 20 5 5 20 20 5 5
RAIN S S S
IDZ006-172200-
LOWELL-IDAHO ID
46.15N 115.60W ELEV. 1575 FT
100 AM PDT SUN MAY 17 2026
DATE SUN 05/17/26 MON 05/18/26 TUE 05/19/26
PDT 3HRLY 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
MAX/MIN 55 37 67 40 71
TEMP 39 38 39 44 52 53 47 42 39 38 42 56 65 64 53 46 42 40 46 63 70 68
DEWPT 39 38 39 42 45 46 45 41 38 38 41 42 43 43 46 43 40 38 42 44 43 44
RH 100100100 93 77 77 93 96 96100 96 59 45 46 77 89 93 92 86 50 38 42
WIND DIR N N N W W NW N N N N N NW NW N N N N N N N W NW
WIND SPD 0 0 0 2 3 2 0 0 0 0 0 1 2 2 0 0 0 0 0 0 3 3
CLOUDS B2 OV B2 B2 B2 B1 SC SC SC FW FW FW SC SC SC FW SC SC FW FW SC SC
POP 12HR 80 30 10 0 0
QPF 12HR 0.06 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN L L D C C S S
RAIN SHWRS L
SNOW L D
TSTMS S
OBVIS F F F PF PF F
DATE WED 05/20/26 THU 05/21/26 FRI 05/22/26 SAT 05/23/26
PDT 6HRLY 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 43 72 44 78 47 77 47 84
TEMP 50 43 61 70 51 45 67 75 54 48 66 74 54 47 72 81
DEWPT 45 41 44 44 45 42 45 47 48 44 46 47 47 43 45 46
PWIND DIR NW NW NW W W W NW NW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC SC FW FW FW SC SC SC FW SC FW FW FW
POP 12HR 20 20 5 0 20 10 10 0
RAIN S S S S S
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