| National Weather Service Forecast for:
Maple Valley, WA Issued by: National Weather Service Seattle/Tacoma, WA |
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| Updated: Wed, 18-Mar-2026 8:16pm PDT | ||||||||||||||||||||||||||||||||||||||||
| Maple Valley | ||||||||||||||||||||||||||||||||||||||||
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Flood Watch issued March 18 at 3:54PM PDT until March 20 at 5:00PM PDT
| Tonight |
Rain. Cloudy, with a low around 50. South southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday |
Rain. Cloudy, with a high near 56. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Thursday Night |
Rain. Cloudy, with a low around 51. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
| Friday |
Rain. Cloudy, with a high near 55. South southwest wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
| Friday Night |
Rain likely. Mostly cloudy, with a low around 36. Southwest wind 2 to 7 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
A chance of rain before 5pm. Partly sunny, with a high near 49. Chance of precipitation is 40%. |
| Saturday Night |
Partly cloudy, with a low around 33. |
| Sunday |
A slight chance of rain between 11am and 5pm. Partly sunny, with a high near 51. |
| Sunday Night |
Mostly cloudy, with a low around 35. |
| Monday |
A chance of rain after 11am. Mostly cloudy, with a high near 54. |
| Monday Night |
Rain. Mostly cloudy, with a low around 41. |
| Tuesday |
Rain. Cloudy, with a high near 52. |
| Tuesday Night |
Rain. Mostly cloudy, with a low around 39. |
| Wednesday |
Rain. Mostly cloudy, with a high near 50. |
Forecast from NOAA-NWS for Maple Valley, WA.






