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

YELLOWSTONE MTN. (YEFO3)

Lat: 44.59222°NLon: 122.42778°WElev: 3119.0ft.

NA

40°F

4°C

Humidity 94%
Wind Speed SW 7 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 13 Apr 12:17 PM PDT
Extended Forecast for

4 Miles WNW Green Peter Res OR

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a chance of showers after 2pm.  Snow level 4000 feet. Mostly cloudy, with a high near 40. West wind around 10 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 40 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am.  Snow level 3900 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 35. West wind 5 to 8 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A slight chance of snow before 1pm, then rain, possibly mixed with snow.  Snow level rising to 4100 feet in the afternoon. High near 40. Breezy, with a southwest wind 8 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Breezy.
    Slight Chance
    Snow then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow before 11pm, then rain between 11pm and 5am, then rain and snow after 5am.  Snow level 4100 feet. Low around 35. Breezy, with a south southwest wind around 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Rain and snow showers, becoming all snow after 8am. The snow could be heavy at times. Some thunder is also possible.  High near 37. Breezy, with a south southwest wind 10 to 17 mph becoming west in the morning. Winds could gust as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Rain/Snow and
    Breezy then
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow showers. Some thunder is also possible.  Low around 32. Breezy.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 32 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow showers likely.  Mostly cloudy, with a high near 40. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 2am, then a slight chance of snow.  Partly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then a chance of showers after 2pm. Snow level 4000 feet. Mostly cloudy, with a high near 40. West wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am. Snow level 3900 feet lowering to 3300 feet after midnight . Mostly cloudy, with a low around 35. West wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A slight chance of snow before 1pm, then rain, possibly mixed with snow. Snow level rising to 4100 feet in the afternoon. High near 40. Breezy, with a southwest wind 8 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow before 11pm, then rain between 11pm and 5am, then rain and snow after 5am. Snow level 4100 feet. Low around 35. Breezy, with a south southwest wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Rain and snow showers, becoming all snow after 8am. The snow could be heavy at times. Some thunder is also possible. High near 37. Breezy, with a south southwest wind 10 to 17 mph becoming west in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow showers. Some thunder is also possible. Low around 32. Breezy. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers likely. Mostly cloudy, with a high near 40. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
A chance of rain and snow before 2am, then a slight chance of snow. Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 53.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
Rain and snow likely. Snow level 5000 feet lowering to 4400 feet. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Green Peter Res OR
 44.49°N 122.58°W (Elev. 3301 ft)
11:41 am PDT Apr 13, 2026
12pm PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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