Weather StoryAlmanac, microseasons, and the day's weather story.

Weather in Reserve, Montana

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

Reserve, MT
Sunday, May 17 at 5:17 AM
53
°
Overcast
Feels like
42°
Humidity
41%
Wind
15 mph
Sunrise
5:15 AM
Sunset
8:33 PM
Reserve, MT
Hour by hour · 24h
56°
11p
53°
12a
53°
1a
52°
2a
50°
3a
50°
4a
48°
5a
48°
6a
53°
7a
57°
8a
61°
9a
63°
10a
65°
11a
65°
12p
63°
1p
65°
2p
64°
3p
61°
16%
4p
64°
18%
5p
64°
20%
6p
59°
15%
7p
58°
8p
52°
9p
49°
10p
L 48°H 65°
Reserve, MT
7-day forecast
  1. Today
    May 16
    Foggy
    14%
    63°33°
  2. Sunday
    May 17
    Light Rain
    70%
    52°42°
  3. Monday
    May 18
    Rain
    18%
    42°37°
  4. Tuesday
    May 19
    Overcast
    60°38°
  5. Wednesday
    May 20
    Light Drizzle
    14%
    71°45°
  6. Thursday
    May 21
    Drizzle
    14%
    67°48°
  7. Friday
    May 22
    Overcast
    26%
    73°48°
Reserve, MT
Anemometer · 24h winds · from true
NESW
From · True
ESE
116° · veering 99°
Direction
ESE
116°
Sustained
15
mph
Gust
32
mph
Peak 24h
35
avg 11
Beaufort · 4 · MOD 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 11 · pk 35 @ 11:00p
−24h−18h−12h−6hnow
Sustained 15 mph with gusts pulsing to 32 — flags snap, branches bend.
Reserve, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
935.5
-1.2 mb in 3h · falling rapidly · 27.63 inHg
Now
935.5
mb
3h
-1.2
mb
12h
-3.3
mb
24h
-3.8
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 934941
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Reserve, MT
Air quality
39
AQI
Good
PM 2.5
1.5 μg/m³
PM 10
1.7 μg/m³
NO₂
1.5 μg/m³
Ozone
69.0 μg/m³
UV Index
0.0 Low
Reserve, MT
Almanac · Sunday, May 17
When the dew is on the grass, rain will never come to pass.
Civil dawn
10:39 AM
Sunrise
5:15 AM
Daylight
15h 18m
Sunset
8:33 PM
Civil dusk
3:12 AM
Planting note
Direct sow okra, melons, and southern peas. Thin carrot rows.
Reserve, MT
The moon
New Moon
0% illuminated
Moonrise
11:09 AM
Moonset
3:18 AM
In sign
♊︎ Gemini
Reserve, 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 →

Reserve at a glance

  • Today vs. normal: 10°F below the seasonal normal for this latitude
  • Last frost: June 7 (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 Reserve

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.