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

Altamont, Tennessee Weather

Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →

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

Altamont, TN
Saturday, July 4 at 5:58 PM
83
°
Clear
Feels like
89°
Humidity
66%
Wind
6 mph
Sunrise
12:33 AM
Sunset
3:01 PM
Altamont, TN
Hour by hour · 24h
24-Hour ForecastAltamont, TN: 24-hour forecast. Temperatures range from 69 to 85 degrees Fahrenheit with a 27% chance of precipitation at 1 PM.
L 69°H 85°
Altamont, TN
7-day forecast
  1. Today
    Jul 4
    Light Showers
    11%
    0.06″
    84°66°
  2. Sunday
    Jul 5
    Light Drizzle
    27%
    0.02″
    85°69°+1°
  3. Monday
    Jul 6
    Showers
    59%
    0.03″
    85°67°
  4. Tuesday
    Jul 7
    Overcast
    21%
    83°65°-2°
  5. Wednesday
    Jul 8
    Overcast
    18%
    83°61°
  6. Thursday
    Jul 9
    Partly Cloudy
    24%
    86°64°+3°
  7. Friday
    Jul 10
    Drizzle
    58%
    85°68°-1°
Altamont, TN
Anemometer · 24h winds · from true
NESW
From · True
WSW
242° · veering 145°
Direction
WSW
242°
Sustained
6
mph
Gust
8
mph
Peak 24h
14
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 14 @ 9:00p
010MPHB1B2B3B4-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 114SUSTGUST
−24h−18h−12h−6hnow
A whisper of wind — leaves barely shift on the trees.
Altamont, TN
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
950.0
-1.8 mb in 3h · falling · 28.05 inHg
Now
950.0
mb
3h
-1.8
mb
12h
-1.4
mb
24h
-4.2
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 950955
945950955960-21h-18h-15h-12h-9h-6h-3h-24hNOW954.6950.3950.4
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Altamont, TN
Air quality
49
AQI
Good
+19 in 6h

AQI 49 (Good), driven by PM2.5. AQI up 19 in the last 6 hours — air quality is degrading. PM2.5 at 10.5 µg/m³, PM10 at 11.7 µg/m³ — typical background levels with no transport signature.

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

PM 2.5DRIVERGood
10.5μg/m³
PM 10Good
12μg/m³
NO₂Good
1μg/m³
OzoneUnhealthy SG
102μg/m³
UV IndexModerate
2.1

What's driving it

Ozone × UV × Sky

Ozone at AQI 48 — peak already passed at 1 PM under clear skies. Levels should ease through evening.

Present
AQI 48
UV peak
1.8 at earlier today
Sky at peak
clear
Projected peak
AQI 48

PM × Wind × Precip

PM2.5 at 10.5 µg/m³, PM10 at 11.7 µg/m³ — typical background levels with no transport signature.

PM2.5/PM10
0.90
Wind
light
Recent rain
1h in last 6h
Pattern
background
Altamont, TN
Sky cover · visibility · 24h
Cloud cover
0%
CLEAR
100%0%−24h−18h−12h−6hnow

Visibility
55.5mi
UNLIMITED
59 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
22:58 UTC · Altamont, TN · 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
22:58 UTC · Altamont, TN · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Altamont, TN
Satellite · infrared · animated
Altamont, TN
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Altamont, TN
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:04 AM
Sunrise
12:33 AM
Daylight
14h 28m
Sunset
3:01 PM
Civil dusk
8:32 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Altamont, TN
The moon
Waning Gibbous
78% illuminated
Moonrise
10:31 PM
Moonset
9:53 AM
In sign
♓︎ Pisces
Altamont, TN
Microseason
Jul 1–5

Cicadas claim the scorching afternoon

bird
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Altamont at a glance

  • Today vs. normal: 7°F above the seasonal normal for this latitude
  • Last frost: March 20 (climatological average for this latitude)
  • Microseason: Jul 1–5
  • Planting window: Harvest early potatoes. Begin drying onions on the surface.

ZIP code: 37301

16-Day Forecast — Altamont

  1. Sat84°66°11%
  2. Sun85°69°27%
  3. Mon85°67°59%
  4. Tue83°65°21%
  5. Wed83°61°18%
  6. Thu86°64°24%
  7. Fri85°68°58%
  8. Sat75°66°54%
  9. Sun79°57°34%
  10. Mon75°52°16%
  11. Tue79°55°20%
  12. Wed83°61°43%
  13. Thu78°65°52%
  14. Fri84°65°62%
  15. Sat80°67°55%
  16. Sun76°66°58%

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.

SPC Convective Outlook

Storm Prediction Center — Altamont

SPC has placed Altamont in the Marginal Risk category for severe thunderstorms tomorrow.

  • TODAYTSTMGeneral Thunderstorms
  • TOMORROWMRGLMarginal Risk
  • DAY 3TSTMGeneral Thunderstorms

Isolated severe storms possible. Limited threat for hail or damaging wind.

Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.

ZIP codes in Altamont

  • 37301
  • 37305

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.