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Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

NA

51°F

11°C

Humidity 88%
Wind Speed SSW 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 48°F (9°C)
Visibility NA
Last update 19 May 03:37 AM PDT
Extended Forecast for

Maple Valley WA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Patchy Fog

  • Tuesday

    Tuesday: A 10 percent chance of rain after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Fog
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 10 percent chance of rain before 7pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Slight Chance
    Rain then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 68 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47. North northwest wind around 5 mph becoming calm in the evening.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, cloudy, with a low around 46. Calm wind.
Tuesday
A 10 percent chance of rain after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 64. Calm wind.
Tuesday Night
A 10 percent chance of rain before 7pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 48. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 68. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 47. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Partly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Partly sunny, with a high near 68.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 47.
Memorial Day
A chance of rain. Mostly cloudy, with a high near 62.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maple Valley WA
 47.37°N 122.06°W (Elev. 600 ft)
Last Update:
11:26 pm PDT May 18, 2026
Forecast Valid:
3am PDT May 19, 2026-6pm PDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation