Duncan, Nebraska Weather
Lesser ripening, greater heat. Day 89 of spring. Read this microseason across nine climate regions →
Duncan weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 16Overcast——79°57°—
- WednesdayJun 17Partly Cloudy——82°62°+3°
- ThursdayJun 18Overcast——73°60°-9°
- FridayJun 19Overcast14%—78°57°+5°
- SaturdayJun 20T-storm w/ Hail70%0.35″80°61°+2°
- SundayJun 21Heavy Showers70%1.4″69°61°-11°
- MondayJun 22Overcast14%—67°58°-2°
AQI 23 (Good), driven by PM2.5. AQI down 16 over the last 6 hours — air quality is improving sharply. PM2.5 at 5.9 µg/m³ (AQI 33) with a 0.89 fine-to-coarse ratio and 5 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 during the projected peak around 6 PM.
What's driving it
PM × Wind × Precip
PM2.5 at 5.9 µg/m³ (AQI 33) with a 0.89 fine-to-coarse ratio and 5 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.89
- Wind
- light
- 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).
Cut your thistles before St. John, you will have two instead of one.
- Moonrise
- 7:10 AM
- Moonset
- 10:24 PM
- In sign
- ♋︎ Cancer
Lesser ripening, greater heat
Duncan at a glance
- Today vs. normal: 17°F below the seasonal normal for this latitude
- Last frost: April 24 (climatological average for this latitude)
- Microseason: Jun 16–20
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Duncan
- Tue79°57°2%
- Wed82°62°3%
- Thu73°60°4%
- Fri78°57°14%
- Sat80°61°70%
- Sun69°61°70%
- Mon67°58°14%
- Tue74°58°18%
- Wed82°61°29%
- Thu89°67°25%
- Fri87°65°17%
- Sat96°72°27%
- Sun95°77°26%
- Mon97°75°34%
- Tue97°76°27%
- Wed98°71°24%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 16, 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 Duncan
- 68634