Keystone, Nebraska Weather
Warm wind sweeps the tallgrass. Day 16 of summer. Read this microseason across nine climate regions →
Keystone weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Clear——95°60°—
- MondayJul 6Overcast14%—95°67°0°
- TuesdayJul 7Overcast56%—97°70°+2°
- WednesdayJul 8Light Drizzle56%—94°68°-3°
- ThursdayJul 9Heavy Showers60%1.0″92°66°-2°
- FridayJul 10Mostly Clear58%—91°63°-1°
- SaturdayJul 11Partly Cloudy——95°68°+4°
AQI 68 (Moderate), driven by PM2.5. AQI up 14 over the last 6 hours (gradual rise). PM2.5 at 12.0 µg/m³, PM10 at 13.9 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.
What's driving it
Ozone × UV × Sky
Ozone at AQI 43 now. With UV 0.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 10.
- Present
- AQI 43
- UV peak
- 0.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 12.0 µg/m³, PM10 at 13.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.86
- 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).
When the stars begin to huddle, the earth will soon become a puddle.
- Moonrise
- 11:28 PM
- Moonset
- 12:09 PM
- In sign
- ♓︎ Pisces
Warm wind sweeps the tallgrass
Keystone at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 23 (climatological average for this latitude)
- Microseason: Jul 6–10
- Planting window: Sow fall broccoli and cabbage indoors for transplant in 4 weeks.
ZIP code: 69144
16-Day Forecast — Keystone
- Sun95°60°3%
- Mon95°67°14%
- Tue97°70°56%
- Wed94°68°56%
- Thu92°66°60%
- Fri91°63°58%
- Sat95°68°6%
- Sun97°70°1%
- Mon99°73°1%
- Tue99°74°8%
- Wed102°73°8%
- Thu104°75°23%
- Fri95°71°27%
- Sat101°69°31%
- Sun102°72°32%
- Mon89°73°32%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 6, 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 — Keystone
SPC has placed Keystone in the Marginal Risk category for severe thunderstorms day after tomorrow.
- TODAYNONENo severe risk
- TOMORROWTSTMGeneral Thunderstorms
- DAY 3MRGLMarginal 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 Keystone
- 69144