Greenbrier, Tennessee Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Greenbrier weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Drizzle10%—92°68°—
- SundayJul 5Overcast26%—89°72°-3°
- MondayJul 6Heavy Rain32%1.1″86°69°-3°
- TuesdayJul 7Light Drizzle15%—82°67°-4°
- WednesdayJul 8Overcast10%—86°65°+4°
- ThursdayJul 9Overcast19%—93°70°+7°
- FridayJul 10Heavy Drizzle53%0.01″87°74°-6°
AQI 108 (Unhealthy for Sensitive Groups), driven by PM2.5. AQI up 62 in the last 6 hours — air quality is degrading. PM2.5 at 12.8 µg/m³, PM10 at 13.4 µg/m³ — typical background levels with no transport signature.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 50. Overcast through the UV peak window (cloud cover ~97%) — afternoon ozone should stay flat.
- Present
- AQI 50
- UV peak
- 0.2 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 6
PM × Wind × Precip
PM2.5 at 12.8 µg/m³, PM10 at 13.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.96
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:02 PM
- Moonset
- 11:00 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Greenbrier at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: March 26 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 37073
16-Day Forecast — Greenbrier
- Sat92°68°10%
- Sun89°72°26%
- Mon86°69°32%
- Tue82°67°15%
- Wed86°65°10%
- Thu93°70°19%
- Fri87°74°53%
- Sat84°70°51%
- Sun75°66°30%
- Mon84°61°15%
- Tue86°68°12%
- Wed89°69°26%
- Thu81°66°43%
- Fri87°68°42%
- Sat93°72°48%
- Sun94°73°52%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, 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 — Greenbrier
SPC includes Greenbrier in the general thunderstorm area today — no severe risk, but storms are possible.
- TODAYTSTMGeneral Thunderstorms
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3TSTMGeneral Thunderstorms
Thunderstorms possible. Not severe, but capable of producing lightning and brief heavy rain.
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 Greenbrier
- 37073