Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Large earthquake felt in Florida, Cuba and Mexico. Tap for details. Chevron right
Boris nears landfall as Tropical Storm Cristina forms. Click for details. Chevron right

Keystone, FL

94°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Keystone

Florida

94°
No results found.
Try searching for a city, zip code or point of interest.
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Keystone, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today

Hourly

 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

7 PM

90°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 0%
Chevron down
Mostly cloudy

RealFeel Shade™90°

Heat Index92°

WindNW 8 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts15 mph

Humidity45%

Indoor Humidity45% (Humid)

Dew Point66° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling19400 ft

8 PM

89°
RealFeel® 88°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™88°

Heat Index91°

WindN 8 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts13 mph

Humidity44%

Indoor Humidity44% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

86°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

Heat Index88°

WindNNE 8 mph

Air QualityFair

Wind Gusts13 mph

Humidity49%

Indoor Humidity49% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

84°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

Heat Index86°

WindENE 8 mph

Air QualityFair

Wind Gusts12 mph

Humidity52%

Indoor Humidity52% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

82°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

Heat Index84°

WindE 8 mph

Air QualityFair

Wind Gusts9 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Keystone

AccuWeather's hourly forecast for Keystone provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 90° with a RealFeel® of 90°, mostly cloudy with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

Further Ahead

Tomorrow

Wednesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Hurricane

Boris to make landfall soon in Mexico; newbie Cristina may head in

2 hours ago

Weather News

Florida rattled by 6.1 earthquake near Cuba; no significant tsunami th...

3 hours ago

Weather Forecasts

Heat, humidity to spur summery conditions, storms in eastern U.S.

3 hours ago

Astronomy

Venus, Jupiter to shine incredibly close for 2 nights this week

10 hours ago

Severe Weather

Active stretch of severe weather to unfold across the Plains, Midwest

2 hours ago

 More Stories

Featured Stories

Health

Why Google wants to release 32 million mosquitoes in 2 states

3 days ago

Weather News

These trees can 'hold their breath' when volcanoes erupt in Hawaii

3 days ago

Astronomy

Sunset after 9pm: Why the sun, clock don't align around the solstice

3 days ago

Weather News

Record sargassum seaweed swamps Caribbean, U.S. beaches

5 days ago

Weather News

Fossil reveals creature that hunted birds 120 million years ago

3 days ago
World North America United States Florida Keystone

Weather Near Keystone:

  • Clearwater, FL
  • St. Petersburg, FL
  • Tampa, FL
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...