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Arthur unleashes life-threatening flooding across Gulf Coast. Click for the forecast.

St Augustine Beach, FL

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St Augustine Beach, FL Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Hourly

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

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2 PM

95°

RealFeel® 108°

Dangerous Heat

RealFeel Guide

Dangerous Heat

108° to 115°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

19%

Intermittent clouds

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™100°

Heat Index106°

WindSSE 10 mph

Air QualityFair

Max UV Index10.2 (Very High)

Wind Gusts16 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

92°

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.

19%

Mostly cloudy

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™98°

Heat Index104°

WindSSE 12 mph

Air QualityFair

Max UV Index6.2 (High)

Wind Gusts15 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover77%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

89°

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.

24%

Mostly cloudy

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™95°

Heat Index101°

WindSSE 12 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts14 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°

RealFeel® 96°

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.

43%

Cloudy

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™93°

Heat Index96°

WindSSE 12 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts14 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

85°

RealFeel® 95°

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.

47%

Cloudy

Heat Advisory

12:00 PM Thursday - 7:00 PM Thursday

RealFeel Shade™92°

Heat Index96°

WindSSE 12 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts14 mph

Humidity78%

Indoor Humidity78% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°

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.

51%

Thunderstorms

RealFeel Shade™88°

Heat Index92°

WindSSE 12 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts14 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Rain0.16 in

Visibility4 mi

Cloud Ceiling2000 ft

8 PM

80°

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.

43%

Cloudy

RealFeel Shade™87°

Heat Index85°

WindSSE 14 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts15 mph

Humidity92%

Indoor Humidity92% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

79°

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.

51%

Thunderstorms

Heat Index81°

WindSSE 13 mph

Air QualityFair

Wind Gusts14 mph

Humidity93%

Indoor Humidity93% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

10 PM

78°

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.

47%

Cloudy

Heat Index80°

WindS 10 mph

Air QualityFair

Wind Gusts12 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

78°

RealFeel® 86°

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.

34%

Cloudy

Heat Index80°

WindS 9 mph

Air QualityExcellent

Wind Gusts10 mph

Humidity92%

Indoor Humidity92% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for St. Augustine Beach

AccuWeather's hourly forecast for St. Augustine Beach provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 95° with a RealFeel® of 108°, intermittent clouds with a 19% 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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