Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

51°F

11°C

Humidity 1%
Wind Speed WSW 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint -45°F (-43°C)
Visibility NA
Last update 19 Mar 11:51 AM PDT
Extended Forecast for

Issaquah WA

Flood Watch March 19, 12:08pm until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 19, 12:08pm until March 20, 05:00pm

    NOW until 5:00pm Fri

    Flood Watch

  • This Afternoon

    High: 57 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 53. South wind 6 to 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Rain

  • Friday

    Friday: Rain.  Steady temperature around 54. South southwest wind 7 to 13 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: Rain before 11pm, then a chance of showers after 11pm.  Low around 39. Southwest wind 6 to 11 mph becoming northwest after midnight.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers.  Partly sunny, with a high near 50. North northwest wind around 6 mph.

    High: 50 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 11am.  Partly sunny, with a high near 53.

    High: 53 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Rain. High near 57. South southwest wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 53. South wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. Steady temperature around 54. South southwest wind 7 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain before 11pm, then a chance of showers after 11pm. Low around 39. Southwest wind 6 to 11 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 50. North northwest wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 53.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
A slight chance of showers after 11am. Mostly cloudy, with a high near 56.
Monday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45.
Tuesday
Rain. Cloudy, with a high near 54.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain. Mostly cloudy, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.52°N 122.04°W (Elev. 200 ft)
11:22 am PDT Mar 19, 2026
12pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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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