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Weather in Fort Shaw, Montana

High country wildflowers peak. Day 59 of spring. Read this microseason across nine climate regions →

Fort Shaw, MT
Sunday, May 17 at 4:53 AM
45
°
Overcast
Feels like
36°
Humidity
48%
Wind
12 mph
Sunrise
5:48 AM
Sunset
8:58 PM
Fort Shaw, MT
Hour by hour · 24h
52°
10p
52°
11p
51°
12a
49°
1a
49°
2a
47°
3a
47°
4a
46°
5a
45°
13%
6a
47°
10%
7a
50°
15%
8a
52°
9a
55°
10a
57°
11a
59°
12p
61°
1p
62°
2p
63°
3p
63°
4p
63°
5p
61°
6p
60°
7p
58°
8p
54°
9p
L 45°H 63°
Fort Shaw, MT
7-day forecast
  1. Today
    May 16
    Overcast
    16%
    57°45°
  2. Sunday
    May 17
    Snow
    54%
    41°38°
  3. Monday
    May 18
    Overcast
    12%
    53°35°
  4. Tuesday
    May 19
    Overcast
    16%
    65°37°
  5. Wednesday
    May 20
    Drizzle
    36%
    55°42°
  6. Thursday
    May 21
    Overcast
    18%
    65°41°
  7. Friday
    May 22
    Overcast
    30%
    73°48°
Fort Shaw, MT
Anemometer · 24h winds · from true
NESW
From · True
NW
308° · veering 61°
Direction
NW
308°
Sustained
12
mph
Gust
23
mph
Peak 24h
31
avg 12
Beaufort · 3 · GENTLE BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 12 · pk 31 @ 5:00p
−24h−18h−12h−6hnow
Light breeze veering 61° from the nw.
Fort Shaw, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
891.6
+0.9 mb in 3h · steady · 26.33 inHg
Now
891.6
mb
3h
+0.9
mb
12h
+2.0
mb
24h
+1.5
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 889892
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Fort Shaw, MT
Air quality
Air quality data unavailable for this location.
Fort Shaw, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
11:13 AM
Sunrise
5:48 AM
Daylight
15h 10m
Sunset
8:58 PM
Civil dusk
3:36 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Fort Shaw, MT
The moon
New Moon
0% illuminated
Moonrise
11:46 AM
Moonset
3:44 AM
In sign
♊︎ Gemini
Fort Shaw, MT
Microseason · 28 of 72
May 16–20

High country wildflowers peak

bird
Jan 137% of the yearDec 31

Read this microseason across nine climate regions →

Fort Shaw at a glance

  • Today vs. normal: 19°F below the seasonal normal for this latitude
  • Last frost: May 31 (climatological average for this latitude)
  • Microseason: 28 of 72, May 16–20
  • Planting window: Direct sow okra, melons, and southern peas. Thin carrot rows.

Right now in the garden

Cool-season window is open

As of May 17, the cool-season window is open or about to open. Direct-sow peas, lettuce, spinach, radishes, and brassicas now. Hold off on warm-season crops until 1–2 weeks after the last spring frost (around May).

ZIP codes in Fort Shaw

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.