Fort Branch, Indiana Weather
Cicadas claim the scorching afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Fort Branch weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast15%—86°70°—
- MondayJul 6Overcast16%—86°71°0°
- TuesdayJul 7Thunderstorm30%—84°70°-2°
- WednesdayJul 8Overcast18%—86°69°+2°
- ThursdayJul 9Light Drizzle34%—90°71°+4°
- FridayJul 10T-storm w/ Hail51%1.2″86°68°-4°
- SaturdayJul 11Heavy Drizzle45%0.02″86°71°0°
AQI 41 (Good), driven by Ozone. AQI flat over the last 6 hours (within ±4 points). Ozone at AQI 49 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 49 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 49
- UV peak
- 2.4 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 49
PM × Wind × Precip
PM2.5 at 8.7 µg/m³ (AQI 48) with a 0.86 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.86
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
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
- 11:06 PM
- Moonset
- 11:03 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Fort Branch at a glance
- Today vs. normal: 12°F above the seasonal normal for this latitude
- Last frost: April 5 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 47648
16-Day Forecast — Fort Branch
- Sun87°70°15%
- Mon86°71°16%
- Tue84°70°30%
- Wed86°69°18%
- Thu90°71°34%
- Fri86°68°51%
- Sat86°71°45%
- Sun84°72°15%
- Mon83°64°8%
- Tue74°56°5%
- Wed78°58°9%
- Thu80°63°23%
- Fri86°66°25%
- Sat84°67°33%
- Sun85°68°26%
- Mon86°67°20%
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 — Fort Branch
SPC includes Fort Branch 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 Fort Branch
- 47648