Tecumseh, Nebraska Weather
Cicadas claim the scorching afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Tecumseh weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Heavy Rain67%0.93″81°67°—
- SundayJul 5Overcast——88°66°+7°
- MondayJul 6Overcast——90°69°+2°
- TuesdayJul 7Overcast——92°69°+2°
- WednesdayJul 8Light Drizzle37%—101°72°+9°
- ThursdayJul 9Showers51%—90°71°-11°
- FridayJul 10Light Drizzle28%—86°66°-4°
AQI 34 (Good), driven by PM2.5. AQI up 7 over the last 6 hours (gradual rise). PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.72 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
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 43 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.
- Present
- AQI 43
- UV peak
- 3.2 at earlier today
- Sky at peak
- overcast
- Projected peak
- AQI 43
PM × Wind × Precip
PM2.5 at 7.9 µg/m³ (AQI 44) with a 0.72 fine-to-coarse ratio and 4 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.72
- 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
- 11:20 PM
- Moonset
- 10:31 AM
- In sign
- ♓︎ Pisces
Cicadas claim the scorching afternoon
Tecumseh at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 68450
16-Day Forecast — Tecumseh
- Sat81°67°67%
- Sun88°66°6%
- Mon90°69°1%
- Tue92°69°1%
- Wed101°72°37%
- Thu90°71°51%
- Fri86°66°28%
- Sat82°62°6%
- Sun85°62°4%
- Mon87°65°4%
- Tue89°67°2%
- Wed93°63°9%
- Thu99°72°19%
- Fri102°70°19%
- Sat86°64°29%
- Sun82°60°14%
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 — Tecumseh
SPC has placed Tecumseh in the Marginal Risk category for severe thunderstorms today.
- TODAYMRGLMarginal Risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3NONENo severe risk
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 Tecumseh
- 68450