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

Corvallis, Montana Weather

Paintbrush crowns the ridges. Day 88 of spring. Read this microseason across nine climate regions →

Corvallis weather forecast — hour by hour, 7-day outlook, NOAA radar

Corvallis, MT
Monday, June 15 at 5:24 AM
48
°
Clear
Feels like
41°
Humidity
57%
Wind
7 mph
Sunrise
11:43 PM
Sunset
3:30 PM
Corvallis, MT
Hour by hour · 24h
24-Hour ForecastCorvallis, MT: 24-hour forecast. Temperatures range from 47 to 80 degrees Fahrenheit.
L 47°H 80°
Corvallis, MT
7-day forecast
  1. Today
    Jun 15
    Overcast
    80°47°
  2. Tuesday
    Jun 16
    Overcast
    82°58°+2°
  3. Wednesday
    Jun 17
    Mostly Clear
    77°50°-5°
  4. Thursday
    Jun 18
    Overcast
    85°49°+8°
  5. Friday
    Jun 19
    Overcast
    94°59°+9°
  6. Saturday
    Jun 20
    Overcast
    13%
    83°59°-11°
  7. Sunday
    Jun 21
    Overcast
    13%
    80°54°-3°
Corvallis, MT
Anemometer · 24h winds · from true
NESW
From · True
S
188° · veering 61°
Direction
S
188°
Sustained
7
mph
Gust
9
mph
Peak 24h
11
avg 4
Beaufort · 2 · LIGHT 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 4 · pk 11 @ 9:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 168SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Corvallis, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
897.8
-0.8 mb in 3h · falling · 26.51 inHg
Now
897.8
mb
3h
-0.8
mb
12h
-5.7
mb
24h
-3.1
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 898904
890895900905910-21h-18h-15h-12h-9h-6h-3h-24hNOW904.1897.7897.7
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Corvallis, MT
Air quality
37
AQI
Good
-9 in 6h

AQI 37 (Good), driven by Ozone. AQI down 9 over the last 6 hours (gradual decline).

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5Good
3.3μg/m³
PM 10Good
4μg/m³
NO₂Good
7μg/m³
OzoneDRIVERModerate
61μg/m³
UV IndexLow
0.0
Corvallis, MT
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
69.5mi
UNLIMITED
143 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
11:24 UTC · Corvallis, MT · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
11:24 UTC · Corvallis, MT · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Corvallis, MT
Satellite · infrared · animated
Corvallis, MT
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Corvallis, MT
Almanac · Monday, June 15
A summer fog for fair, a winter fog for rain.
Civil dawn
5:06 AM
Sunrise
11:43 PM
Daylight
15h 47m
Sunset
3:30 PM
Civil dusk
10:10 PM
Planting note
Stake and prune tomato suckers. Watch for squash vine borers.
Corvallis, MT
The moon
New Moon
0% illuminated
Moonrise
5:43 AM
Moonset
9:59 PM
In sign
♊︎ Gemini
Corvallis, MT
Microseason
Jun 11–15

Paintbrush crowns the ridges

insect
Jan 145% of the yearDec 31

Read this microseason across nine climate regions →

Corvallis at a glance

  • Today vs. normal: 21°F below the seasonal normal for this latitude
  • Last frost: May 24 (climatological average for this latitude)
  • Microseason: Jun 11–15
  • Planting window: Stake and prune tomato suckers. Watch for squash vine borers.

15-Day Forecast — Corvallis

  1. Mon80°47°2%
  2. Tue82°58°2%
  3. Wed77°50°1%
  4. Thu85°49°1%
  5. Fri94°59°0%
  6. Sat83°59°13%
  7. Sun80°54°13%
  8. Mon85°49°9%
  9. Tue90°52°5%
  10. Wed84°54°10%
  11. Thu61°50°14%
  12. Fri76°46°16%
  13. Sat82°48°16%
  14. Sun85°53°13%
  15. Mon85°60°10%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Warm-season window is open

As of June 15, the last spring frost has passed for most years. Transplant tomatoes, peppers, eggplants, basil, and cucurbits (cucumbers, squash, melons) now. Direct-sow beans and corn into warm soil.

ZIP codes in Corvallis

  • 59828

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.