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Arthur to bring significant flooding to the Southeast. Click for the forecast. Chevron right

Newcastle, FL

87°F
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Newcastle

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87°
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Newcastle, FL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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12 PM

88°
RealFeel® 101°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 6%
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Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™94°

Heat Index98°

WindSW 9 mph

Air QualityFair

Max UV Index7.4 (High)

Wind Gusts18 mph

Humidity64%

Indoor Humidity64% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling17700 ft

1 PM

91°
RealFeel® 103°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 9%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™96°

Heat Index101°

WindSW 10 mph

Air QualityFair

Max UV Index7.1 (High)

Wind Gusts21 mph

Humidity57%

Indoor Humidity57% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling12400 ft

2 PM

94°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 19%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™99°

Heat Index104°

WindSW 10 mph

Air QualityFair

Max UV Index5.6 (High)

Wind Gusts21 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

3 PM

93°
RealFeel® 104°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 19%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™98°

Heat Index103°

WindSW 9 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts18 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling12400 ft

4 PM

92°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 24%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™98°

Heat Index102°

WindSW 8 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts16 mph

Humidity55%

Indoor Humidity55% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling17700 ft

5 PM

91°
RealFeel® 100°
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 43%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™96°

Heat Index100°

WindSW 8 mph

Air QualityFair

Max UV Index2.5 (Moderate)

Wind Gusts15 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling23100 ft

6 PM

90°
RealFeel® 98°
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 47%
Chevron down
Intermittent clouds
alerts

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™96°

Heat Index99°

WindSSW 8 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts13 mph

Humidity59%

Indoor Humidity59% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling23100 ft

7 PM

87°
RealFeel® 93°
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 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™93°

Heat Index98°

WindSW 8 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover70%

Rain0.12 in

Visibility4 mi

Cloud Ceiling2000 ft

8 PM

84°
RealFeel® 87°
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 51%
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Thunderstorms

RealFeel Shade™87°

Heat Index91°

WindSW 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts9 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

9 PM

84°
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 47%
Chevron down
Cloudy

Heat Index91°

WindSW 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity70%

Indoor Humidity70% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling25400 ft

10 PM

83°
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 40%
Chevron down
Cloudy

Heat Index90°

WindSW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling27700 ft

11 PM

82°
RealFeel® 89°
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 34%
Chevron down
Cloudy

Heat Index88°

WindSW 7 mph

Air QualityFair

Wind Gusts10 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Newcastle

AccuWeather's hourly forecast for Newcastle provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 88° with a RealFeel® of 101°, intermittent clouds with a 6% 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.

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