Early Heat Wave in the West; Fire Concerns in the Plains
An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >
Hazardous Weather Conditions
Current conditions at
EW6690 Maple Valley (E6690)
Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.NA
44°F
7°C
| Humidity | 1% |
| Wind Speed | E 0 MPH |
| Barometer | 30.01 in (1016.26 mb) |
| Dewpoint | -49°F (-45°C) |
| Visibility | NA |
| Last update | 17 Mar 04:09 AM PDT |
Extended Forecast for
2 Miles ESE Sammamish WA
Flood Watch March 18, 01:00pm until March 20, 05:00pm
Overnight
Low: 48 °F
Rain
Tuesday
High: 55 °F
Rain
Tuesday Night
Low: 51 °F
Rain
Wednesday
High: 58 °F
Rain
Wednesday Night
Low: 51 °F
Rain
Thursday
High: 59 °F
Rain
Thursday Night
Low: 51 °F
Rain
Friday
High: 58 °F
Rain
Friday Night
Low: 40 °F
Rain Likely
Detailed Forecast
Overnight
Rain. Low around 48. East southeast wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 55. South southeast wind around 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 51. South wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain. High near 58. South wind 5 to 7 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain. Low around 51. South southeast wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 59. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
Rain. Low around 51. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 58.
Friday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 40.
Saturday
A chance of rain. Mostly cloudy, with a high near 52.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 35.
Sunday
A chance of rain. Partly sunny, with a high near 53.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35.
Monday
A chance of rain. Mostly cloudy, with a high near 53.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles ESE Sammamish WA
47.59°N 122°W (Elev. 456 ft)
47.59°N 122°W (Elev. 456 ft)
2:25 am PDT Mar 17, 2026
4am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
Additional Resources
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Hourly Weather Forecast
