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Severe weather returns to central US this weekend with flood potential | Click to see the impacts. Chevron right
Torrential rain in Arthur's wake could lead to more flooding. Click for the forecast. Chevron right

Mattawa, WA

94°F
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Mattawa

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

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7 PM

93°
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.
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rain drop 0%
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Sunny

RealFeel Shade™91°

Heat Index89°

WindSE 6 mph

Air QualityFair

Max UV Index1.4 (Low)

Wind Gusts14 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point36° 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.
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rain drop 0%
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Mostly sunny

RealFeel Shade™89°

Heat Index87°

WindSSE 6 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts15 mph

Humidity17%

Indoor Humidity17% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

89°
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.
LEARN MORE
rain drop 0%
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Mostly clear

Heat Index85°

WindWSW 8 mph

Air QualityFair

Wind Gusts20 mph

Humidity21%

Indoor Humidity21% (Ideal Humidity)

Dew Point44° 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.
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rain drop 0%
Chevron down
Mostly clear

Heat Index82°

WindWNW 10 mph

Air QualityFair

Wind Gusts27 mph

Humidity27%

Indoor Humidity27% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

82°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

Heat Index80°

WindWNW 13 mph

Air QualityExcellent

Wind Gusts31 mph

Humidity31%

Indoor Humidity31% (Ideal Humidity)

Dew Point49° 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 93° with a RealFeel® of 93°, 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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