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Mattawa, WA

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Mattawa, WA Weather

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12 PM

91°

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.

0%

Sunny

RealFeel Shade™89°

Heat Index87°

WindNE 6 mph

Air QualityFair

Max UV Index8.5 (Very High)

Wind Gusts13 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

93°

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.

0%

Sunny

RealFeel Shade™91°

Heat Index89°

WindENE 6 mph

Air QualityFair

Max UV Index9.3 (Very High)

Wind Gusts13 mph

Humidity14%

Indoor Humidity14% (Slightly Dry)

Dew Point37° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

95°

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.

0%

Sunny

RealFeel Shade™92°

Heat Index90°

WindE 6 mph

Air QualityFair

Max UV Index8.5 (Very High)

Wind Gusts13 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

96°

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.

0%

Sunny

RealFeel Shade™93°

Heat Index91°

WindESE 6 mph

Air QualityFair

Max UV Index6.7 (High)

Wind Gusts14 mph

Humidity12%

Indoor Humidity12% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover1%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

97°

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.

0%

Sunny

RealFeel Shade™94°

Heat Index92°

WindESE 6 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts15 mph

Humidity12%

Indoor Humidity12% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover2%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

96°

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.

0%

Sunny

RealFeel Shade™93°

Heat Index91°

WindESE 6 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts15 mph

Humidity12%

Indoor Humidity12% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™10 (Very Bright)

Cloud Cover3%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

95°

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.

0%

Sunny

RealFeel Shade™93°

Heat Index91°

WindESE 6 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts13 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point36° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover5%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

94°

RealFeel® 94°

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.

0%

Sunny

RealFeel Shade™92°

Heat Index90°

WindSE 6 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts14 mph

Humidity14%

Indoor Humidity14% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

91°

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.

0%

Mostly sunny

RealFeel Shade™89°

Heat Index87°

WindSSE 6 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts15 mph

Humidity17%

Indoor Humidity17% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

87°

RealFeel® 84°

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.

0%

Mostly clear

Heat Index84°

WindWSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity21%

Indoor Humidity21% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover24%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

84°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

Heat Index82°

WindWNW 10 mph

Air QualityFair

Wind Gusts27 mph

Humidity26%

Indoor Humidity26% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

81°

RealFeel® 77°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

Heat Index80°

WindWNW 13 mph

Air QualityFair

Wind Gusts31 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Mattawa

AccuWeather's hourly forecast for Mattawa provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 91° with a RealFeel® of 98°, sunny 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.

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