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Mattawa, WA

90°F
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Mattawa

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90°
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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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Today

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

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3 PM

92°
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%
Chevron down
Mostly sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™88°

Heat Index88°

WindWNW 15 mph

Air QualityExcellent

Max UV Index6.5 (High)

Wind Gusts32 mph

Humidity18%

Indoor Humidity18% (Ideal Humidity)

Dew Point43° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

93°
RealFeel® 92°
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 sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™89°

Heat Index89°

WindNW 17 mph

Air QualityExcellent

Max UV Index4.6 (Moderate)

Wind Gusts35 mph

Humidity18%

Indoor Humidity18% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

92°
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 sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™88°

Heat Index88°

WindNW 20 mph

Air QualityExcellent

Max UV Index3.3 (Moderate)

Wind Gusts36 mph

Humidity17%

Indoor Humidity17% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

90°
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 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™86°

Heat Index86°

WindNW 20 mph

Air QualityExcellent

Max UV Index2.2 (Low)

Wind Gusts36 mph

Humidity18%

Indoor Humidity18% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

88°
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.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™83°

Heat Index84°

WindWNW 21 mph

Air QualityExcellent

Max UV Index1.4 (Low)

Wind Gusts36 mph

Humidity19%

Indoor Humidity19% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

84°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
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rain drop 0%
Chevron down
Sunny
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

RealFeel Shade™80°

Heat Index82°

WindWNW 21 mph

Air QualityExcellent

Max UV Index0.6 (Low)

Wind Gusts36 mph

Humidity22%

Indoor Humidity22% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

81°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Red Flag Warning

11:00 AM Wednesday - 10:00 PM Wednesday

WindWNW 20 mph

Air QualityExcellent

Wind Gusts37 mph

Humidity27%

Indoor Humidity27% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

77°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWNW 20 mph

Air QualityExcellent

Wind Gusts38 mph

Humidity32%

Indoor Humidity32% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

74°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindWNW 18 mph

Air QualityExcellent

Wind Gusts39 mph

Humidity37%

Indoor Humidity37% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

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 92° with a RealFeel® of 93°, mostly 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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