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Observed 6:40 AM PDT at KAWO

Lake McMurray, WA weather

Overcast and 37°3°.

Today: low 42°6° (likely 39°4° to 42°6°), high 54°12° (likely 48°9° to 54°12°).

Mostly agree

Now 37°3°

Cloudy

Wind
Calm
Light through 7 PM
Dew point
37°3°
Comfortable
Humidity
100%
Air 37°3°, dew point 37°3° · fog or dew likely
UV tomorrow
2Low
Low all day (peak 2)
Air quality
26Good
Main pollutant: PM2.5 (fine particles)
Pressure
30.25 inHg1024 hPa
Falling slowly · −0.04 inHg−1.4 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

4°2° cooler than this time yesterday (41°5° then, 37°3° now)

Good hours for
  • Dry until tonight 3 AM
  • High 54°12° today at 3 PM
  • Rain tonight 3–7 AM (50%, 0.06 in1.5 mm)
  • Dry break tomorrow 7 AM–1 PM
  • Rain tomorrow 1–3 PM (50%)
  1. This morningUp to 48°9° by 11 AM · rain chance 10% · Cloudy
  2. This afternoonUp to 54°12° by 3 PM · rain chance 10% · Cloudy
  3. TonightDown to 44°7° by 4 AM · Rain 3–6 AM (50%)
  4. Tomorrow morningUp to 50°10° by 11 AM · Rain 6–7 AM (40%)
  5. Tomorrow afternoonUp to 56°13° by 3 PM · Rain 1–3 PM (50%)
  6. Tomorrow nightDown to 45°7° by 4 AM · rain chance 10% · Mostly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 7aCloudy40°4° (likely 40°4° to 43°6°)38°3°5%3 mph5 km/h from ESE, gusts 7 mph11 km/h80%83%0
Sat 8aCloudy41°5° (likely 41°5° to 43°6°)41°5°5%2 mph3 km/h from SE, gusts 5 mph9 km/h77%83%0
Sat 9aCloudy41°5° (likely 41°5° to 44°7°)41°5°5%2 mph3 km/h from SE, gusts 5 mph8 km/h86%98%0
Sat 10aCloudy44°7° (likely 44°7° to 47°8°)44°7°10%1 mph2 km/h from SE, gusts 6 mph10 km/h84%99%1
Sat 11aCloudy48°9° (likely 46°8° to 50°10°)48°9°10%0 mph0 km/h, gusts 6 mph9 km/h75%100%1
Sat 12pCloudy50°10° (likely 47°8° to 53°12°)50°10°5%0 mph0 km/h, gusts 6 mph9 km/h71%99%2
Sat 1pCloudy52°11° (likely 47°8° to 54°12°)52°11°5%0 mph0 km/h, gusts 6 mph10 km/h67%100%2
Sat 2pCloudy53°12° (likely 48°9° to 54°12°)53°12°5%0 mph0 km/h, gusts 5 mph8 km/h66%99%1
Sat 3pCloudy54°12° (likely 48°9° to 54°12°)54°12°10%0 mph0 km/h, gusts 4 mph6 km/h65%100%1
Sat 4pCloudy54°12° (likely 48°9° to 54°12°)54°12°10%1 mph2 km/h from SE, gusts 6 mph10 km/h66%100%1
Sat 5pCloudy52°11° (likely 48°9° to 52°11°)52°11°5%1 mph2 km/h from ESE, gusts 7 mph11 km/h70%91%0
Sat 6pCloudy51°11° (likely 47°8° to 51°11°)51°11°5%1 mph2 km/h from ESE, gusts 8 mph13 km/h73%88%0
Sat 7pCloudy48°9° (likely 46°8° to 51°11°)48°9°5%2 mph3 km/h from ESE, gusts 6 mph10 km/h75%90%0
Sat 8pCloudy47°8° (likely 45°7° to 50°10°)46°8°5%3 mph5 km/h from SE, gusts 6 mph9 km/h72%89%0
Sat 9pCloudy46°8° (likely 45°7° to 49°9°)44°7°5%5 mph8 km/h from SE, gusts 6 mph10 km/h75%93%0
Sat 10pCloudy46°8° (likely 45°7° to 49°9°)43°6°5%6 mph10 km/h from ESE, gusts 9 mph14 km/h74%97%0
Sat 11pCloudy46°8° (likely 45°7° to 50°10°)43°6°10%, 0.02 in0.5 mm6 mph10 km/h from SE, gusts 9 mph14 km/h76%100%0
Sun 12aCloudy46°8° (likely 45°7° to 49°9°)44°7°10%, 0.02 in0.5 mm5 mph8 km/h from ESE, gusts 8 mph13 km/h72%100%0
Sun 1aCloudy46°8° (likely 45°7° to 48°9°)44°7°10%, 0.02 in0.5 mm5 mph8 km/h from SE, gusts 9 mph15 km/h71%100%0
Sun 2aCloudy46°8° (likely 45°7° to 47°8°)44°7°20%, 0.02 in0.5 mm5 mph8 km/h from SE, gusts 10 mph15 km/h73%100%0
Sun 3aCloudy46°8° (likely 44°7° to 48°9°)44°7°20%, 0.02 in0.5 mm5 mph8 km/h from SE, gusts 11 mph18 km/h72%99%0
Sun 4aCloudy44°7° (likely 44°7° to 48°9°)41°5°20%, 0.02 in0.5 mm5 mph8 km/h from SE, gusts 8 mph14 km/h76%99%0
Sun 5aRain44°7° (likely 44°7° to 47°8°)42°6°50%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 9 mph14 km/h73%100%0
Sun 6aRain44°7° (likely 44°7° to 48°9°)42°6°40%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 8 mph12 km/h71%100%0
Sun 7aCloudy43°6° (likely 43°6° to 47°8°)41°5°10%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 7 mph11 km/h76%98%0
Sun 8aCloudy44°7° (likely 44°7° to 47°8°)42°6°10%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 8 mph12 km/h75%100%0
Sun 9aCloudy44°7° (likely 44°7° to 48°9°)42°6°10%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 7 mph11 km/h86%98%0
Sun 10aCloudy46°8° (likely 46°8° to 50°10°)45°7°5%, 0.01 in0.3 mm3 mph5 km/h from ESE, gusts 13 mph21 km/h89%99%1
Sun 11aCloudy50°10° (likely 48°9° to 51°11°)50°10°0%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 12 mph20 km/h81%100%1
Sun 12pCloudy52°11° (likely 49°9° to 53°12°)52°11°10%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 12 mph19 km/h77%100%2
Sun 1pDrizzle54°12° (likely 50°10° to 54°12°)54°12°50%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 15 mph24 km/h71%100%2
Sun 2pRain55°13° (likely 50°10° to 55°13°)55°13°50%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 19 mph30 km/h71%99%2
Sun 3pDrizzle56°13° (likely 50°10° to 56°13°)56°13°20%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 16 mph26 km/h69%95%2
Sun 4pDrizzle56°13° (likely 50°10° to 56°13°)56°13°5%, 0.01 in0.3 mm2 mph3 km/h from ESE, gusts 15 mph24 km/h72%90%1
Sun 5pMostly cloudy54°12° (likely 50°10° to 54°12°)54°12°10%2 mph3 km/h from E, gusts 14 mph22 km/h77%89%1
Sun 6pMostly cloudy52°11° (likely 49°9° to 52°11°)52°11°10%2 mph3 km/h from E, gusts 12 mph19 km/h81%94%0
Sun 7pCloudy50°10° (likely 48°9° to 50°10°)50°10°10%2 mph3 km/h from E, gusts 9 mph15 km/h83%99%0
Sun 8pMostly cloudy48°9° (likely 48°9° to 49°9°)47°8°10%3 mph5 km/h from ENE, gusts 7 mph12 km/h84%78%0
Sun 9pCloudy47°8° (likely 47°8° to 49°9°)46°8°10%3 mph5 km/h from ENE, gusts 4 mph6 km/h86%93%0
Sun 10pCloudy46°8° (likely 46°8° to 49°9°)45°7°10%3 mph5 km/h from ENE, gusts 7 mph11 km/h87%86%0
Sun 11pMostly cloudy46°8° (likely 46°8° to 49°9°)44°7°10%5 mph8 km/h from ENE, gusts 10 mph15 km/h87%81%0
Mon 12aMostly cloudy46°8° (likely 45°7° to 49°9°)44°7°10%5 mph8 km/h from ENE, gusts 10 mph16 km/h85%78%0
Mon 1aCloudy46°8° (likely 45°7° to 49°9°)44°7°10%5 mph8 km/h from ENE, gusts 7 mph11 km/h83%81%0
Mon 2aCloudy46°8° (likely 44°7° to 49°9°)45°7°10%3 mph5 km/h from ENE, gusts 6 mph10 km/h81%86%0
Mon 3aMostly cloudy46°8° (likely 43°6° to 48°9°)44°7°10%3 mph5 km/h from ENE, gusts 6 mph9 km/h81%85%0
Mon 4aMostly cloudy45°7° (likely 43°6° to 48°9°)44°7°10%3 mph5 km/h from ENE, gusts 6 mph10 km/h81%73%0
Mon 5aCloudy45°7° (likely 43°6° to 48°9°)45°7°10%2 mph3 km/h from NE, gusts 6 mph10 km/h81%64%0
Mon 6aMostly cloudy44°7° (likely 40°4° to 48°9°)44°7°10%2 mph3 km/h from NE, gusts 4 mph6 km/h80%48%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Mostly cloudy. High 54°12°, low 42°6°. Typical 57°14° / 42°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 41°5°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 54°12°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 47°8°

      Dry

    4. Overnight

      midnight–6 AM

      Rain, 44°7°

      50% chance · 0.11 in2.8 mm

    Official NWS forecast

    Today: Mostly cloudy. High near 54, with temperatures falling to around 52 in the afternoon. Southeast wind 0 to 3 mph.

    Tonight: A chance of rain after 2am. Mostly cloudy. Low around 42, with temperatures rising to around 44 overnight. Southeast wind 1 to 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    48°9°–54°12°
    Low, likely
    39°4°–42°6°
    Typical high / low
    57°14° / 42°6°
    Wind
    6 mph9 km/h, gusts 13 mph21 km/h
    UV peak
    2
  2. Tomorrow, Oct 25. Rain. High 56°13°, low 43°6°. Typical 56°13° / 42°6°. Rain 0.21 in5.3 mm, 50% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Rain, 44°7°

      40% chance · 0.06 in1.5 mm

    2. Afternoon

      noon–6 PM

      Rain, 56°13°

      50% chance · 0.05 in1.3 mm

    3. Evening

      6 PM–midnight

      Cloudy, 48°9°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly cloudy, 45°7°

      Dry

    Official NWS forecast

    Day: A chance of rain before 4pm. Mostly cloudy. High near 56, with temperatures falling to around 54 in the afternoon. East southeast wind around 3 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

    Night: Mostly cloudy, with a low around 43. East northeast wind around 5 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    51°11°–56°13°
    Low, likely
    43°6°–47°8°
    Typical high / low
    56°13° / 42°6°
    Wind
    13 mph21 km/h, gusts 33 mph53 km/h
    UV peak
    2
  3. Monday, Oct 26. Partly sunny. High 57°14°, low 42°6°. Typical 56°13° / 42°6°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 42°5°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 55°13°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 48°9°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 46°8°

      40% chance

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 57. North wind around 2 mph.

    Night: A chance of rain after 11pm. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    53°12°–57°14°
    Low, likely
    40°4°–45°7°
    Typical high / low
    56°13° / 42°6°
    Wind
    6 mph9 km/h, gusts 15 mph24 km/h
    UV peak
    3
  4. Tuesday, Oct 27. Rain. High 56°13°, low 41°5°. Typical 56°13° / 41°5°. Rain 0.43 in11 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 47°8°

      50% chance · 0.05 in1.1 mm

    2. Afternoon

      noon–6 PM

      Showers, 51°11°

      60% chance · 0.13 in3.4 mm

    3. Evening

      6 PM–midnight

      Drizzle, 47°9°

      70% chance · 0.18 in4.5 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 45°7°

      80% chance · 0.14 in3.6 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain. Mostly cloudy, with a high near 56.

    Night: Rain likely. Mostly cloudy, with a low around 41.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    49°9°–56°13°
    Low, likely
    41°5°–47°8°
    Typical high / low
    56°13° / 41°5°
    Wind
    10 mph17 km/h, gusts 22 mph35 km/h
    UV peak
    2
  5. Wednesday, Oct 28. Rain. High 54°12°, low 38°3°. Typical 56°13° / 41°5°. Rain 0.69 in18 mm, 50% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Rain, 45°7°

      80% chance · 0.17 in4.4 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 49°9°

      60% chance · 0.18 in4.5 mm

    3. Evening

      6 PM–midnight

      Drizzle, 45°7°

      60% chance · 0.17 in4.3 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 43°6°

      50% chance · 0.1 in2.6 mm

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain. Mostly cloudy, with a high near 54.

    Night: A chance of rain. Mostly cloudy, with a low around 38.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    47°8°–54°12°
    Low, likely
    38°3°–45°7°
    Typical high / low
    56°13° / 41°5°
    Wind
    11 mph18 km/h, gusts 25 mph41 km/h
  6. Thursday, Oct 29. Rain. High 54°12°, low 36°2°. Typical 55°13° / 41°5°. Rain 0.26 in6.6 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 42°5°

      40% chance · 0.09 in2.3 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 51°10°

      30% chance · 0.03 in0.7 mm

    3. Evening

      6 PM–midnight

      Drizzle, 42°6°

      20% chance · 0.02 in0.4 mm

    4. Overnight

      midnight–6 AM

      Cloudy, 39°4°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A chance of rain. Partly sunny, with a high near 54.

    Night: A slight chance of rain before 5am. Mostly cloudy, with a low around 36.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    46°8°–54°12°
    Low, likely
    36°2°–42°6°
    Typical high / low
    55°13° / 41°5°
    Wind
    8 mph13 km/h, gusts 28 mph44 km/h
    UV peak
    2
  7. Friday, Oct 30. Drizzle. High 54°12°, low 36°2°. Typical 55°13° / 41°5°. Rain 0.08 in2 mm, 10% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 40°5°

      Dry

    2. Afternoon

      noon–6 PM

      Drizzle, 47°8°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 42°5°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 37°3°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 54.

    Night: Partly cloudy, with a low around 36.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    45°7°–54°12°
    Low, likely
    36°2°–40°4°
    Typical high / low
    55°13° / 41°5°
    Wind
    6 mph10 km/h, gusts 17 mph27 km/h
    UV peak
    2
  8. Saturday, Oct 31. Cloudy. High 48°9°, low 36°2°. Typical 55°13° / 41°5°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 39°4°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 48°9°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 42°5°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 41°5°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    46°8°–50°10°
    Low, likely
    34°1°–39°4°
    Typical high / low
    55°13° / 41°5°
    Wind
    6 mph9 km/h, gusts 11 mph18 km/h
    UV peak
    2
  9. Sunday, Nov 1. Cloudy. High 50°10°, low 40°4°. Typical 54°12° / 41°5°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 43°6°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 49°10°

      Dry

    3. Evening

      6 PM–midnight

      Partly cloudy, 46°8°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 43°6°

      Dry

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    47°8°–55°13°
    Low, likely
    36°2°–46°8°
    Typical high / low
    54°12° / 41°5°
    Wind
    8 mph13 km/h, gusts 21 mph33 km/h
  10. Monday, Nov 2. Cloudy. High 54°12°, low 41°5°. Typical 54°12° / 41°5°. Rain 0.13 in3.3 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 47°8°

      20% chance · 0.04 in1.1 mm

    2. Afternoon

      noon–6 PM

      Sunny, 55°13°

      20% chance · 0.03 in0.9 mm

    3. Evening

      6 PM–midnight

      Partly cloudy, 46°8°

      20% chance

    Hours this far out come from computer models only.

    The National Weather Service writes about seven days ahead; this day is our model forecast only.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    49°9°–64°18°
    Low, likely
    36°2°–44°7°
    Typical high / low
    54°12° / 41°5°
    Wind
    7 mph11 km/h, gusts 12 mph19 km/h
    UV peak
    3

The outlook

  1. Today

    Dry, high 54°, low 42°.

  2. Tomorrow

    54% chance of rain, high 56°, low 43°.

  3. Monday

    Dry, high 57°, low 42°.

  4. Rest of week

    Highs 48–56°; chance of precipitation on Wednesday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (SEW) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Stillaguamish River at Arlington

9.3 mi
Below flood stage
Level
0.0 ft
Flow
358 cfs

Forecast peak 0.3 ft Mon 4 AM

Reading from Sat 6:05 AM · NWS gauge page

North Fork Stillaguamish River near Arlington

9.5 mi
Below flood stage
Level
1.4 ft
Flow
177 cfs

Forecast peak 1.8 ft Mon 4 AM

Reading from Sat 5:15 AM · NWS gauge page

Skagit River near Mt Vernon

9.8 mi
Below flood stage
Level
10.8 ft
Flow
7,030 cfs

Forecast peak 10.3 ft Sat 11 AM

Reading from Sat 5:15 AM · NWS gauge page

South Fork Nooksack River near Saxon Bridge

25 mi
Below flood stage
Level
0.3 ft
Flow
98 cfs

Forecast peak 0.8 ft Mon 4 AM

Reading from Sat 6 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 71% less heating than a typical week.

This week 34Typical 115

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
28
h below 17°F
0
h below 5°F
0

47, 17 and 5°F are the test points heat pumps are rated at. About 1 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 37°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

SEDRO-WOOLLEY · official normals 1991–2020 · records 1896–2026

Oct 24, today vs a typical year

Today’s expected high is 3°2° colder than typical.

Normal high / low
57°14° / 42°6°
Forecast high / low
54°12° / 42°6°
Record high
78°26° in 1901
Record low
28°−2° in 1954

Last 7 days vs normal

  1. —SunOct 18
  2. —MonOct 19
  3. —TueOct 20
  4. —WedOct 21
  5. —ThuOct 22
  6. —FriOct 23
  7. —SatOct 24

Lake McMurray weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Sunrise 7:42 AM, sunset 6:02 PM.

Daylight
10 h 20 min
Losing 3 min 22 s a day; shortest Dec 21, 2 h 1 min less
Golden hour
5:18–6:22 PM
Morning 7:22–8:26 AM
Blue hour
6:22–6:34 PM
Morning 7:10–7:22 AM; first light 7:10 AM

Stars tonight? Poor

Clouds most of the night (about 97% cover).

Moon

Waxing gibbous

97% lit · growing

Today
sets 5:58 AM · rises 5:04 PM
Full moon
Oct 25
New moon
Nov 8
Looking east from Lake McMurray. The highest point on the skyline is about 6,600 ft, 27 mi away.Skyline from USGS elevation data, heights drawn up to 5× taller. Sky, sun and moon as they are now.