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

Big Sandy, Montana Weather

Monsoon storms drench the south. Day 14 of summer. Read this microseason across nine climate regions →

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

Big Sandy, MT
Saturday, July 4 at 1:16 AM
58
°
Clear
Feels like
55°
Humidity
73%
Wind
6 mph
Sunrise
11:26 PM
Sunset
3:23 PM
Big Sandy, MT
Hour by hour · 24h
24-Hour ForecastBig Sandy, MT: 24-hour forecast. Temperatures range from 54 to 86 degrees Fahrenheit.
L 54°H 86°
Big Sandy, MT
7-day forecast
  1. Today
    Jul 4
    Overcast
    86°54°
  2. Sunday
    Jul 5
    Light Drizzle
    84°58°-2°
  3. Monday
    Jul 6
    Light Drizzle
    40%
    0.02″
    82°59°-2°
  4. Tuesday
    Jul 7
    Light Showers
    51%
    0.02″
    73°63°-9°
  5. Wednesday
    Jul 8
    Light Drizzle
    17%
    90°60°+17°
  6. Thursday
    Jul 9
    Mostly Clear
    17%
    80°63°-10°
  7. Friday
    Jul 10
    Clear
    11%
    82°56°+2°
Big Sandy, MT
Anemometer · 24h winds · from true
NESW
From · True
WSW
249° · backing 48°
Direction
WSW
249°
Sustained
6
mph
Gust
6
mph
Peak 24h
17
avg 6
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 6 · pk 17 @ 4:00p
01020MPHB1B2B3B4B5-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 214SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Big Sandy, MT
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
920.1
+0.1 mb in 3h · steady · 27.17 inHg
Now
920.1
mb
3h
+0.1
mb
12h
-0.6
mb
24h
+4.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 915921
910915920925930-21h-18h-15h-12h-9h-6h-3h-24hNOW921.4915.4920.0
−24h−18h−12h−6hnow
Deep low — expect rough seas, strong wind, and persistent rain.
Big Sandy, MT
Air quality
32
AQI
Good
-10 in 6h

AQI 32 (Good), driven by Ozone. AQI down 10 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
2.5μg/m³
PM 10Good
3μg/m³
NO₂Good
10μg/m³
OzoneDRIVERGood
45μg/m³
UV IndexLow
0.0
Big Sandy, MT
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
43.4mi
UNLIMITED
140 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
07:16 UTC · Big Sandy, 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
07:16 UTC · Big Sandy, MT · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Big Sandy, MT
Satellite · infrared · animated
Big Sandy, MT
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Big Sandy, MT
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
4:45 AM
Sunrise
11:26 PM
Daylight
15h 57m
Sunset
3:23 PM
Civil dusk
10:06 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Big Sandy, MT
The moon
Waning Gibbous
83% illuminated
Moonrise
11:30 PM
Moonset
10:19 AM
In sign
♓︎ Pisces
Big Sandy, MT
Microseason
Jul 1–5

Monsoon storms drench the south

weather
Jan 150% of the yearDec 31

Read this microseason across nine climate regions →

Big Sandy at a glance

  • Today vs. normal: 5°F below the seasonal normal for this latitude
  • Last frost: June 4 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP code: 59520

15-Day Forecast — Big Sandy

  1. Sat86°54°2%
  2. Sun84°58°5%
  3. Mon82°59°40%
  4. Tue73°63°51%
  5. Wed90°60°17%
  6. Thu80°63°17%
  7. Fri82°56°11%
  8. Sat93°61°8%
  9. Sun81°64°8%
  10. Mon85°58°10%
  11. Tue97°66°11%
  12. Wed97°72°16%
  13. Thu88°68°11%
  14. Fri100°74°10%
  15. Sat102°75°15%

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

Right now in the garden

Peak growing season

As of July 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Big Sandy

  • 59520

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.