Stillaguamish River at Arlington
6.8 mi- Level
- 0.0 ft
- Flow
- 358 cfs
Forecast peak 0.3 ft Mon 4 AM
Reading from Sat 6:05 AM · NWS gauge page
Observed 6:40 AM PDT at KAWO
Sunday Lake, WA weather
Overcast and 37°3°.
Today: low 40°4° (likely 37°3° to 40°4°), high 55°13° (likely 49°9° to 55°13°).
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.
From forecast models
Next 48 hours
4°2° cooler than this time yesterday (41°5° then, 37°3° now)
Good hours for
This morningUp to 47°8° by 11 AM · Cloudy
This afternoonUp to 54°12° by 4 PM · Cloudy
TonightDown to 42°6° by 4 AM · Rain 2–6 AM (50%)
Tomorrow morningUp to 49°9° by 11 AM · Rain 6–7 AM (50%)
Tomorrow afternoonUp to 56°13° by 4 PM · Rain 1–3 PM (60%)
Tomorrow nightDown to 43°6° by 4 AM · rain chance 20% · Cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 7a | Cloudy | 37°3° (likely 37°3° to 41°5°) | 34°1° | 5% | 3 mph5 km/h from E, gusts 5 mph8 km/h | 96% | 83% | 0 |
| Sat 8a | Cloudy | 37°3° (likely 37°3° to 41°5°) | 34°1° | 5% | 3 mph5 km/h from E, gusts 5 mph7 km/h | 95% | 81% | 0 |
| Sat 9a | Cloudy | 39°4° (likely 39°4° to 43°6°) | 37°3° | 5% | 3 mph5 km/h from E, gusts 4 mph6 km/h | 96% | 96% | 0 |
| Sat 10a | Cloudy | 43°6° (likely 43°6° to 45°7°) | 43°6° | 10% | 2 mph3 km/h from ESE, gusts 5 mph8 km/h | 90% | 99% | 1 |
| Sat 11a | Cloudy | 47°8° (likely 46°8° to 48°9°) | 47°8° | 5% | 2 mph3 km/h from SE, gusts 5 mph8 km/h | 81% | 99% | 1 |
| Sat 12p | Cloudy | 50°10° (likely 47°8° to 51°11°) | 50°10° | 5% | 2 mph3 km/h from ESE, gusts 5 mph8 km/h | 75% | 97% | 2 |
| Sat 1p | Cloudy | 53°12° (likely 48°9° to 53°12°) | 53°12° | 5% | 2 mph3 km/h from SE, gusts 5 mph9 km/h | 70% | 97% | 2 |
| Sat 2p | Cloudy | 53°12° (likely 48°9° to 54°12°) | 53°12° | 5% | 2 mph3 km/h from SE, gusts 4 mph7 km/h | 68% | 98% | 1 |
| Sat 3p | Cloudy | 53°12° (likely 49°9° to 53°12°) | 53°12° | 10% | 2 mph3 km/h from S, gusts 3 mph5 km/h | 67% | 99% | 1 |
| Sat 4p | Cloudy | 54°12° (likely 49°9° to 54°12°) | 54°12° | 10% | 3 mph5 km/h from SE, gusts 3 mph5 km/h | 69% | 94% | 1 |
| Sat 5p | Cloudy | 53°12° (likely 48°9° to 53°12°) | 53°12° | 5% | 3 mph5 km/h from ESE, gusts 5 mph8 km/h | 71% | 91% | 0 |
| Sat 6p | Cloudy | 51°11° (likely 47°8° to 51°11°) | 51°11° | 5% | 2 mph3 km/h from E, gusts 7 mph11 km/h | 74% | 86% | 0 |
| Sat 7p | Cloudy | 49°9° (likely 46°8° to 50°10°) | 49°9° | 5% | 2 mph3 km/h from ESE, gusts 3 mph5 km/h | 77% | 85% | 0 |
| Sat 8p | Cloudy | 48°9° (likely 44°7° to 49°9°) | 47°8° | 5% | 3 mph5 km/h from ESE, gusts 3 mph5 km/h | 79% | 84% | 0 |
| Sat 9p | Cloudy | 46°8° (likely 44°7° to 49°9°) | 45°7° | 5% | 3 mph5 km/h from ESE, gusts 5 mph8 km/h | 82% | 93% | 0 |
| Sat 10p | Partly cloudy | 45°7° (likely 45°7° to 47°8°) | 44°7° | 5% | 3 mph5 km/h from ESE, gusts 6 mph9 km/h | 83% | 76% | 0 |
| Sat 11p | Cloudy | 45°7° (likely 45°7° to 48°9°) | 42°6° | 10%, 0.02 in0.5 mm | 6 mph10 km/h from ESE, gusts 4 mph7 km/h | 84% | 100% | 0 |
| Sun 12a | Cloudy | 44°7° (likely 44°7° to 48°9°) | 41°5° | 10%, 0.02 in0.5 mm | 5 mph8 km/h from ESE, gusts 5 mph8 km/h | 85% | 100% | 0 |
| Sun 1a | Cloudy | 44°7° (likely 44°7° to 48°9°) | 41°5° | 10%, 0.02 in0.5 mm | 5 mph8 km/h from ESE, gusts 6 mph9 km/h | 85% | 100% | 0 |
| Sun 2a | Cloudy | 44°7° (likely 44°7° to 47°8°) | 41°5° | 20%, 0.02 in0.5 mm | 5 mph8 km/h from ESE, gusts 6 mph9 km/h | 85% | 100% | 0 |
| Sun 3a | Cloudy | 44°7° (likely 44°7° to 47°8°) | 42°6° | 20%, 0.02 in0.5 mm | 3 mph5 km/h from ESE, gusts 8 mph13 km/h | 84% | 100% | 0 |
| Sun 4a | Cloudy | 42°6° (likely 42°6° to 46°8°) | 40°4° | 20%, 0.02 in0.5 mm | 3 mph5 km/h from ESE, gusts 6 mph9 km/h | 83% | 98% | 0 |
| Sun 5a | Rain | 43°6° (likely 43°6° to 47°8°) | 41°5° | 50%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 7 mph12 km/h | 82% | 100% | 0 |
| Sun 6a | Rain | 42°6° (likely 42°6° to 47°8°) | 40°4° | 50%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 5 mph9 km/h | 86% | 100% | 0 |
| Sun 7a | Rain | 41°5° (likely 41°5° to 47°8°) | 39°4° | 20%, 0.01 in0.3 mm | 3 mph5 km/h from E, gusts 7 mph11 km/h | 87% | 99% | 0 |
| Sun 8a | Rain | 42°6° (likely 42°6° to 47°8°) | 39°4° | 20%, 0.01 in0.3 mm | 5 mph8 km/h from SE, gusts 6 mph10 km/h | 88% | 99% | 0 |
| Sun 9a | Cloudy | 42°6° (likely 42°6° to 48°9°) | 39°4° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from SE, gusts 4 mph7 km/h | 94% | 98% | 0 |
| Sun 10a | Cloudy | 46°8° (likely 46°8° to 50°10°) | 44°7° | 5%, 0.01 in0.3 mm | 5 mph8 km/h from SE, gusts 10 mph16 km/h | 93% | 99% | 0 |
| Sun 11a | Cloudy | 49°9° (likely 47°8° to 51°11°) | 47°8° | 0%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 13 mph21 km/h | 86% | 98% | 1 |
| Sun 12p | Cloudy | 52°11° (likely 48°9° to 52°11°) | 52°11° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 7 mph11 km/h | 81% | 100% | 2 |
| Sun 1p | Drizzle | 54°12° (likely 49°9° to 54°12°) | 54°12° | 60%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 11 mph17 km/h | 75% | 100% | 2 |
| Sun 2p | Rain | 55°13° (likely 49°9° to 55°13°) | 55°13° | 60%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 15 mph24 km/h | 72% | 99% | 2 |
| Sun 3p | Drizzle | 55°13° (likely 50°10° to 55°13°) | 55°13° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 13 mph21 km/h | 73% | 95% | 2 |
| Sun 4p | Drizzle | 56°13° (likely 50°10° to 56°13°) | 56°13° | 10%, 0.01 in0.3 mm | 5 mph8 km/h from ESE, gusts 14 mph23 km/h | 75% | 87% | 1 |
| Sun 5p | Rain | 54°12° (likely 49°9° to 54°12°) | 54°12° | 20% | 5 mph8 km/h from ESE, gusts 10 mph16 km/h | 79% | 89% | 1 |
| Sun 6p | Rain | 53°12° (likely 48°9° to 53°12°) | 53°12° | 20% | 5 mph8 km/h from ESE, gusts 9 mph15 km/h | 81% | 94% | 0 |
| Sun 7p | Cloudy | 51°11° (likely 48°9° to 51°11°) | 49°9° | 20% | 5 mph8 km/h from ESE, gusts 8 mph12 km/h | 84% | 99% | 0 |
| Sun 8p | Cloudy | 48°9° (likely 47°8° to 49°9°) | 47°8° | 20% | 3 mph5 km/h from ENE, gusts 7 mph12 km/h | 88% | 98% | 0 |
| Sun 9p | Cloudy | 46°8° (likely 46°8° to 49°9°) | 45°7° | 20% | 3 mph5 km/h from ENE, gusts 4 mph6 km/h | 91% | 93% | 0 |
| Sun 10p | Cloudy | 46°8° (likely 46°8° to 49°9°) | 44°7° | 20% | 3 mph5 km/h from ENE, gusts 4 mph6 km/h | 93% | 87% | 0 |
| Sun 11p | Mostly cloudy | 45°7° (likely 45°7° to 49°9°) | 44°7° | 10% | 3 mph5 km/h from NE, gusts 8 mph13 km/h | 94% | 81% | 0 |
| Mon 12a | Cloudy | 45°7° (likely 45°7° to 48°9°) | 43°6° | 10% | 3 mph5 km/h from NE, gusts 8 mph12 km/h | 95% | 78% | 0 |
| Mon 1a | Cloudy | 44°7° (likely 44°7° to 49°9°) | 43°6° | 10% | 3 mph5 km/h from NE, gusts 6 mph10 km/h | 94% | 83% | 0 |
| Mon 2a | Cloudy | 44°7° (likely 43°6° to 49°9°) | 44°7° | 10% | 2 mph3 km/h from NNE, gusts 5 mph8 km/h | 94% | 89% | 0 |
| Mon 3a | Cloudy | 44°7° (likely 43°6° to 48°9°) | 44°7° | 10% | 2 mph3 km/h from NNE, gusts 5 mph8 km/h | 93% | 84% | 0 |
| Mon 4a | Mostly cloudy | 43°6° (likely 43°6° to 48°9°) | 43°6° | 10% | 2 mph3 km/h from NNE, gusts 6 mph10 km/h | 92% | 72% | 0 |
| Mon 5a | Mostly cloudy | 43°6° (likely 42°6° to 48°9°) | 43°6° | 10% | 2 mph3 km/h from N, gusts 6 mph10 km/h | 92% | 63% | 0 |
| Mon 6a | Mostly cloudy | 42°6° (likely 39°4° to 47°8°) | 42°6° | 10% | 2 mph3 km/h from N, gusts 4 mph6 km/h | 93% | 48% | 0 |
Days ahead
Tap a day for its hours and the official wording.
Today, Oct 24. Mostly cloudy. High 55°13°, low 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 37°3°Dry
Afternoon
noon–6 PM
Cloudy, 54°12°Dry
Evening
6 PM–midnight
Cloudy, 48°9°Dry
Overnight
midnight–6 AM
Rain, 42°6°50% chance · 0.11 in2.8 mm
Official NWS forecast
Today: Mostly cloudy. High near 55, with temperatures falling to around 53 in the afternoon. Southeast wind around 3 mph.
Tonight: A chance of rain after 2am. Mostly cloudy. Low around 40, with temperatures rising to around 43 overnight. East southeast wind 2 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
- 49°9°–55°13°
- Low, likely
- 37°3°–40°4°
- Wind
- 6 mph10 km/h
- UV peak
- 2
Tomorrow, Oct 25. Rain. High 57°14°, low 41°5°. Rain 0.2 in5.1 mm, 60% chance. Mostly agree.
Morning
6 AM–noon
Rain, 42°6°50% chance · 0.06 in1.5 mm
Afternoon
noon–6 PM
Rain, 56°13°60% chance · 0.05 in1.3 mm
Evening
6 PM–midnight
Cloudy, 48°9°Dry
Overnight
midnight–6 AM
Cloudy, 43°6°Dry
Official NWS forecast
Day: Rain likely. Mostly cloudy. High near 57, with temperatures falling to around 54 in the afternoon. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 41. Northeast wind around 5 mph. Chance of precipitation is 20%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 50°10°–57°14°
- Low, likely
- 41°5°–46°8°
- Wind
- 11 mph17 km/h, gusts 25 mph40 km/h
- UV peak
- 2
Monday, Oct 26. Cloudy. High 57°14°, low 40°4°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 42°5°Dry
Afternoon
noon–6 PM
Cloudy, 54°12°Dry
Evening
6 PM–midnight
Cloudy, 47°8°Dry
Overnight
midnight–6 AM
Cloudy, 45°7°30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 57. North northwest wind around 5 mph.
Night: A chance of rain after 11pm. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 53°12°–57°14°
- Low, likely
- 39°4°–46°8°
- Wind
- 6 mph10 km/h, gusts 12 mph19 km/h
- UV peak
- 3
Tuesday, Oct 27. Rain. High 56°13°, low 39°4°. Rain 0.38 in9.7 mm, 40% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 46°8°40% chance · 0.03 in0.8 mm
Afternoon
noon–6 PM
Showers, 51°10°40% chance · 0.13 in3.2 mm
Evening
6 PM–midnight
Drizzle, 48°9°70% chance · 0.17 in4.4 mm
Overnight
midnight–6 AM
Drizzle, 44°7°70% 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 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 50°10°–56°13°
- Low, likely
- 39°4°–46°8°
- Wind
- 12 mph19 km/h, gusts 22 mph35 km/h
- UV peak
- 1
Wednesday, Oct 28. Rain. High 54°12°, low 36°2°. Rain 0.69 in18 mm, 50% chance. Mostly agree.
Morning
6 AM–noon
Showers, 44°7°70% chance · 0.14 in3.6 mm
Afternoon
noon–6 PM
Drizzle, 49°9°60% chance · 0.18 in4.6 mm
Evening
6 PM–midnight
Drizzle, 45°7°60% chance · 0.19 in4.9 mm
Overnight
midnight–6 AM
Drizzle, 43°6°50% chance · 0.1 in2.5 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 36.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 48°9°–54°12°
- Low, likely
- 36°2°–45°7°
- Wind
- 11 mph18 km/h, gusts 25 mph41 km/h
Thursday, Oct 29. Rain. High 54°12°, low 35°2°. Rain 0.25 in6.4 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Drizzle, 41°5°40% chance · 0.08 in2.1 mm
Afternoon
noon–6 PM
Drizzle, 51°10°30% chance · 0.03 in0.8 mm
Evening
6 PM–midnight
Partly cloudy, 42°6°20% chance · 0.02 in0.4 mm
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 35.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 47°8°–54°12°
- Low, likely
- 35°2°–41°5°
- Wind
- 9 mph14 km/h, gusts 28 mph44 km/h
- UV peak
- 2
Friday, Oct 30. Drizzle. High 54°12°, low 35°2°. Rain 0.08 in2 mm, 10% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 40°5°Dry
Afternoon
noon–6 PM
Drizzle, 47°8°Dry
Evening
6 PM–midnight
Drizzle, 41°5°Dry
Overnight
midnight–6 AM
Clear, 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 35.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 45°7°–54°12°
- Low, likely
- 35°2°–39°4°
- Wind
- 7 mph11 km/h, gusts 14 mph23 km/h
- UV peak
- 2
Saturday, Oct 31. Cloudy. High 48°9°, low 37°3°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 38°3°Dry
Afternoon
noon–6 PM
Cloudy, 48°9°Dry
Evening
6 PM–midnight
Cloudy, 41°5°Dry
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
- 33°1°–38°3°
- Wind
- 7 mph11 km/h
- UV peak
- 2
Sunday, Nov 1. Cloudy. High 50°10°, low 41°5°. Dry. Forecasts differ.
Morning
6 AM–noon
Cloudy, 43°6°Dry
Afternoon
noon–6 PM
Cloudy, 49°9°Dry
Evening
6 PM–midnight
Partly cloudy, 46°8°Dry
Overnight
midnight–6 AM
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
- 46°8°–54°12°
- Low, likely
- 36°2°–46°8°
- Wind
- 8 mph13 km/h, gusts 21 mph33 km/h
Monday, Nov 2. Cloudy. High 53°12°, low 41°5°. Rain 0.1 in2.5 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 46°8°Dry
Afternoon
noon–6 PM
Sunny, 54°12°20% chance · 0.03 in0.9 mm
Evening
6 PM–midnight
Partly cloudy, 45°7°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°–60°16°
- Low, likely
- 36°2°–44°7°
- Wind
- 8 mph13 km/h
- UV peak
- 3
The outlook
Today
Dry, high 55°, low 40°.
Tomorrow
57% chance of rain, high 57°, low 41°.
Monday
Dry, high 57°, low 40°.
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
Rivers
NOAA river gauges within 25 mi
Below flood stage
North Fork Stillaguamish River near Arlington
11 mi- 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
15 mi- 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
Pilchuck River near Snohomish
22 mi- Level
- 9.9 ft
- Flow
- 50 cfs
Forecast peak 9.9 ft Wed 5 PM
Reading from Sat 5:45 AM · NWS gauge page
Sun & moon
Sun
Sunrise 7:42 AM, sunset 6:03 PM.
- Daylight
- 10 h 21 min
- Losing 3 min 12 s a day; shortest Dec 21, 2 h 0 min less
- Golden hour
- 5:19–6:22 PM
- Morning 7:22–8:26 AM
- Blue hour
- 6:22–6:35 PM
- Morning 7:10–7:22 AM; first light 7:10 AM
Stars tonight? Poor
Clouds most of the night (about 94% cover).
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:58 AM · rises 5:05 PM
- Full moon
- Oct 25
- New moon
- Nov 8
