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Now · 3:01 PM

Keystone Weather & Hourly Forecast

United States · Nebraska · 69144

Overcast
96°F
Overcast
Feels like: 95°F
💧 Humidity 28% 🌡 Pressure 29.68 inHg 💨 Wind 7 mph 👁 Visibility 6.2 mi Clouds 90% ☀️ UV index 5.4 · Moderate 🌅 Sunrise 6:10 AM 🌇 Sunset 7:24 PM

Hourly Forecast for Keystone

Today
Overcast · 4:00 PM Overcast
96° 💧 None 💨 7 mph H 28%29.68 inHg
Overcast · 7:00 PM Overcast
89° 💧 None 💨 8 mph H 33%29.68 inHg
Light rain · 10:00 PM Light rain
79° 💧 0.03 in 💨 14 mph H 42%29.80 inHg
Tomorrow
Mostly cloudy night · 1:00 AM Mostly cloudy night
72° 💧 None 💨 8 mph H 64%29.80 inHg
Partly cloudy night · 4:00 AM Partly cloudy night
69° 💧 None 💨 11 mph H 63%29.77 inHg
Overcast · 7:00 AM Overcast
70° 💧 None 💨 7 mph H 62%29.83 inHg
Overcast · 10:00 AM Overcast
84° 💧 None 💨 7 mph H 35%29.80 inHg
Sunny · 1:00 PM Sunny
91° 💧 None 💨 6 mph H 25%29.74 inHg
Partly cloudy · 4:00 PM Partly cloudy
93° 💧 None 💨 10 mph H 23%29.71 inHg
Overcast · 7:00 PM Overcast
84° 💧 0.01 in 💨 15 mph H 30%29.74 inHg
Overcast night · 10:00 PM Overcast night
77° 💧 None 💨 5 mph H 42%29.80 inHg
Monday
Mostly cloudy night · 1:00 AM Mostly cloudy night
73° 💧 None 💨 8 mph H 48%29.80 inHg
Mostly cloudy night · 4:00 AM Mostly cloudy night
70° 💧 None 💨 8 mph H 51%29.83 inHg
Overcast · 7:00 AM Overcast
71° 💧 None 💨 8 mph H 51%29.88 inHg
Overcast · 10:00 AM Overcast
83° 💧 None 💨 9 mph H 33%29.88 inHg
Overcast · 1:00 PM Overcast
90° 💧 None 💨 4 mph H 22%29.83 inHg

In Keystone and, more broadly, across the state of Nebraska: As the afternoon progresses into the evening, expect partly sunny skies with a mix of sun and clouds. Temperatures will remain warm, ranging from the low 80s to around 90 degrees Fahrenheit. Winds will be moderate, coming from the southwest at speeds up to 10 mph, with gusts reaching 18 mph. No precipitation is anticipated, so conditions should stay dry through the evening hours. It will be a warm and breezy end to the day, making for comfortable outdoor conditions for most activities.

15-Day Weather Outlook for Keystone

TomorrowTomorrow Light rain Light rain 94°/68° 💧 0.02 in 💨 15 mph
Monday, Aug 31Mon Aug 31 Light rain Light rain 93°/69° 💧 0.01 in 💨 10 mph
Tuesday, Sep 1Tue Sep 1 Light rain Light rain 91°/68° 💧 0.08 in 💨 10 mph
Wednesday, Sep 2Wed Sep 2 Light rain Light rain 95°/67° 💧 0.01 in 💨 13 mph
Thursday, Sep 3Thu Sep 3 Mostly cloudy Mostly cloudy 96°/71° 💧 None 💨 10 mph
Friday, Sep 4Fri Sep 4 Overcast Overcast 90°/74° 💧 None 💨 8 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 99°/74° 💧 0.03 in 💨 7 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 94°/72° 💧 None 💨 15 mph
Monday, Sep 7Mon Sep 7 Sunny Sunny 102°/67° 💧 None 💨 16 mph
Tuesday, Sep 8Tue Sep 8 Overcast Overcast 95°/72° 💧 None 💨 16 mph
Wednesday, Sep 9Wed Sep 9 Sunny Sunny 89°/64° 💧 None 💨 13 mph
Thursday, Sep 10Thu Sep 10 Partly cloudy Partly cloudy 88°/63° 💧 None 💨 19 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 101°/68° 💧 None 💨 21 mph
Saturday, Sep 12Sat Sep 12 Mostly cloudy Mostly cloudy 91°/60° 💧 None 💨 15 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 89°/69° 💧 0.03 in 💨 16 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Keystone

Vertical axis: °F · Color based on temperature
Overcast at 4:00 PM
96° Today 4:00 PM
Overcast at 5:00 PM
95° 5:00 PM
Overcast at 6:00 PM
93° 6:00 PM
Overcast at 7:00 PM
89° 7:00 PM
Overcast night at 8:00 PM
83° Today 8:00 PM
Overcast night at 9:00 PM
80° 9:00 PM
Light rain at 10:00 PM
79° 10:00 PM
Light rain at 11:00 PM
75° 11:00 PM
Light rain at 12:00 AM
74° Tomorrow 12:00 AM
Mostly cloudy night at 1:00 AM
72° 1:00 AM
Partly cloudy night at 2:00 AM
70° 2:00 AM
Mostly cloudy night at 3:00 AM
70° 3:00 AM
Partly cloudy night at 4:00 AM
69° Tomorrow 4:00 AM
Partly cloudy night at 5:00 AM
68° 5:00 AM
Partly cloudy night at 6:00 AM
68° 6:00 AM
Overcast at 7:00 AM
70° 7:00 AM
Overcast at 8:00 AM
75° Tomorrow 8:00 AM
Overcast at 9:00 AM
79° 9:00 AM
Overcast at 10:00 AM
84° 10:00 AM
Overcast at 11:00 AM
87° 11:00 AM
Mostly cloudy at 12:00 PM
89° Tomorrow 12:00 PM
Sunny at 1:00 PM
91° 1:00 PM
Mostly sunny at 2:00 PM
93° 2:00 PM
Mostly sunny at 3:00 PM
94° 3:00 PM
Partly cloudy at 4:00 PM
93° Tomorrow 4:00 PM
Partly cloudy at 5:00 PM
91° 5:00 PM
Mostly cloudy at 6:00 PM
90° 6:00 PM
Overcast at 7:00 PM
84° 7:00 PM
Light rain at 8:00 PM
78° Tomorrow 8:00 PM
Overcast night at 9:00 PM
76° 9:00 PM
Overcast night at 10:00 PM
77° 10:00 PM
Overcast night at 11:00 PM
75° 11:00 PM
Overcast night at 12:00 AM
74° Monday 12:00 AM
Mostly cloudy night at 1:00 AM
73° 1:00 AM
Overcast night at 2:00 AM
71° 2:00 AM
Overcast night at 3:00 AM
71° 3:00 AM
Mostly cloudy night at 4:00 AM
70° Monday 4:00 AM
Mostly cloudy night at 5:00 AM
69° 5:00 AM
Overcast night at 6:00 AM
70° 6:00 AM
Overcast at 7:00 AM
71° 7:00 AM
Overcast at 8:00 AM
74° Monday 8:00 AM
Overcast at 9:00 AM
79° 9:00 AM
Overcast at 10:00 AM
83° 10:00 AM
Overcast at 11:00 AM
86° 11:00 AM
Overcast at 12:00 PM
88° Monday 12:00 PM
Overcast at 1:00 PM
90° 1:00 PM
Overcast at 2:00 PM
92° 2:00 PM
Overcast at 3:00 PM
93° 3:00 PM
Overcast at 4:00 PM
93° Monday 4:00 PM
Overcast at 5:00 PM
93° 5:00 PM
Overcast at 6:00 PM
89° 6:00 PM
Overcast at 7:00 PM
84° 7:00 PM
Overcast night at 8:00 PM
81° Monday 8:00 PM
Light rain at 9:00 PM
82° 9:00 PM
Light rain at 10:00 PM
78° 10:00 PM
Overcast night at 11:00 PM
76° 11:00 PM
Light rain at 12:00 AM
73° Tuesday 12:00 AM
Light rain at 1:00 AM
69° 1:00 AM
Light rain at 2:00 AM
69° 2:00 AM
Light rain at 3:00 AM
68° 3:00 AM
Overcast night at 4:00 AM
69° Tuesday 4:00 AM
Overcast night at 5:00 AM
69° 5:00 AM
Overcast night at 6:00 AM
70° 6:00 AM
Light rain at 7:00 AM
68° 7:00 AM
Light rain at 8:00 AM
70° Tuesday 8:00 AM
Overcast at 9:00 AM
72° 9:00 AM
Overcast at 10:00 AM
75° 10:00 AM
Overcast at 11:00 AM
79° 11:00 AM
Overcast at 12:00 PM
83° Tuesday 12:00 PM
Overcast at 1:00 PM
86° 1:00 PM
Overcast at 2:00 PM
89° 2:00 PM
Mostly cloudy at 3:00 PM
91° 3:00 PM
Mostly cloudy at 4:00 PM
93° Tuesday 4:00 PM
Partly cloudy at 5:00 PM
93° 5:00 PM
Partly cloudy at 6:00 PM
91° 6:00 PM
Sunny at 7:00 PM
84° 7:00 PM
Clear night at 8:00 PM
80° Tuesday 8:00 PM
Clear night at 9:00 PM
79° 9:00 PM
Clear night at 10:00 PM
77° 10:00 PM
Clear night at 11:00 PM
76° 11:00 PM
Clear night at 12:00 AM
74° Wednesday 12:00 AM
Clear night at 1:00 AM
74° 1:00 AM
Clear night at 2:00 AM
73° 2:00 AM
Clear night at 3:00 AM
72° 3:00 AM
Clear night at 4:00 AM
71° Wednesday 4:00 AM
Clear night at 5:00 AM
68° 5:00 AM
Clear night at 6:00 AM
67° 6:00 AM
Sunny at 7:00 AM
70° 7:00 AM
Sunny at 8:00 AM
75° Wednesday 8:00 AM
Sunny at 9:00 AM
79° 9:00 AM
Mostly sunny at 10:00 AM
84° 10:00 AM
Mostly sunny at 11:00 AM
88° 11:00 AM
Mostly sunny at 12:00 PM
91° Wednesday 12:00 PM
Mostly sunny at 1:00 PM
94° 1:00 PM
Mostly sunny at 2:00 PM
95° 2:00 PM
Mostly sunny at 3:00 PM
95° 3:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Keystone

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 4:00 PM
PM2.5 Fine particles Good 1,8µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 3,0µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 96,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,4µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Keystone

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 7,8High 🙂Fair
Tomorrow UV 6,0High 🙂Fair
Monday UV 8,0Very high 🙂Fair
Tuesday UV 7,7High 🙂Fair
Wednesday UV 9,0Very high 🙂Fair
Thursday UV 8,0Very high Unavailable
Friday UV 9,0Very high Unavailable
Hourly UV index today
4:00 PMUV 3,3 5:00 PMUV 1,5 6:00 PMUV 0,4 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day. Dry air can increase hydration needs.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Keystone

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Monday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Monday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Monday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Monday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Monday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Monday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tuesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tuesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tuesday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tuesday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tuesday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tuesday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Wednesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Wednesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Wednesday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Wednesday 12:00 PM 1:00 PM 2:00 PM 3:00 PM
Sustained wind Max gusts

Forecast data for Keystone were last refreshed today at 3:01 PM. The current forecast period extends through 31/08/2026 at 1:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.