National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

JOHNSON RIDGE (SKKW1)

Lat: 47.79992°NLon: 121.286°WElev: 2028.0ft.

NA

41°F

5°C

Humidity 100%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 13 Apr 10:29 AM PDT
Extended Forecast for

Index WA

  • Today

    Today: Rain. High near 48. Light west wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 5am. Low around 40. Light southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Tuesday

    Tuesday: Rain, mainly after 7am. Steady temperature around 42. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 42 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain and snow. Low around 33. West wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow. Some thunder is also possible. High near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow, mainly before 11pm. Low around 34. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 34 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 8am, then a slight chance of rain. Partly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

Detailed Forecast

Today
Rain. High near 48. Light west wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly before 5am. Low around 40. Light southwest wind. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain, mainly after 7am. Steady temperature around 42. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain before 11pm, then rain and snow. Low around 33. West wind 3 to 6 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, possibly mixed with snow. Some thunder is also possible. High near 45. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain, possibly mixed with snow, mainly before 11pm. Low around 34. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 47. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
A chance of rain before 2am, then a slight chance of rain and snow. Mostly cloudy, with a low around 35.
Friday
A slight chance of rain and snow before 8am, then a slight chance of rain. Partly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 57.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
Rain likely. Mostly cloudy, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Index WA
 47.82°N 121.56°W (Elev. 486 ft)
Last Update:
11:27 am PDT Apr 13, 2026
Forecast Valid:
11am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation