Weather for Lynden, Washington
Current Weather
Humidity: 81%
Heat Index: 39.6°F
Feels Like: 36.9°F
Wind: NNE 1.9 mph
Wind Gusts: 6 mph
Wind Chill: 36.9°F
Dew Point: 36.9°F
Chance of Precipitation: 2%
Precipitation: 0 in
Cloud Cover: 75%
Visibility: 10 mi
UV Index: 0
Five Day Weather Forecast
Thu
H: 44°F
L: 35°F
Fri
H: 41°F
L: 31°F
Sat
H: 29°F
L: 23°F
Sun
H: 37°F
L: 28°F
Mon
H: 39°F
L: 27°F
Air Quality
Nitrogen Dioxide: 21.65 μg/m3
Sulphur Dioxide: 2.95 μg/m3
Ozone: 43 μg/m3
Astronomical
Sun Transit: 12:10 AM
Sunset: 4:18 PM
Daylight: 8 hrs 15 mins
Moon Transit: 4:46 PM
Moonset: 10:33 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:16 PM - 6:46 PM
Minor Periods
10:03 PM - 11:33 PM10:45 AM - 12:15 AM
Action Rating: 3 out of 5
Coastal Flood Advisory issued December 25 at 1:35AM PST until December 25 at 1:00PM PST by NWS Seattle WA
Effective: Thu December 25, 2025, 1:35 AM
Expires: Thu December 25, 2025, 9:45 AM
* WHAT...Minor coastal flooding expected. Inundation of around 2 feet above ground level is possible along shorelines and low- lying coastal areas. * WHERE...San Juan County zone. * WHEN...From 7 AM this morning to 1 PM PST this afternoon. * IMPACTS...Minor coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with only isolated road closures expected. * ADDITIONAL DETAILS...Coastal flooding will occur in the hours around the morning high tide.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inundation above ground level refers to the height above the Mean Higher High Water (MHHW) level.
Coastal Flood Advisory issued December 25 at 9:45AM PST until December 25 at 1:00PM PST by NWS Seattle WA
Effective: Thu December 25, 2025, 9:45 AM
Expires: Thu December 25, 2025, 1:00 PM
* WHAT...Minor coastal flooding. Inundation of up to two feet above ground level is possible along shorelines and low-lying coastal areas. * WHERE...San Juan County zone. * WHEN...Until 1 PM PST this afternoon. * IMPACTS...Minor coastal flooding due to tidal overflow is expected around high tide. This may lead to flooding of parking lots, parks, and roads, with only isolated road closures expected. * ADDITIONAL DETAILS...Coastal flooding will occur in the hours around the morning high tide.
If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inundation above ground level refers to the height above the Mean Higher High Water (MHHW) level.
Weather Forecast
Average Temperature: 38.7°F
Average Humidity: 85%
Wind: 4.3 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 18.11 μg/m3
Sulphur Dioxide: 3.9 μg/m3
Ozone: 45.16 μg/m3
Astronomical
Sun Transit: 12:10 AM
Sunset: 4:18 PM
Daylight: 8 hrs 15 mins
Moon Transit: 4:46 PM
Moonset: 10:33 PM
Moon Phase: Waxing Crescent
Moon Illumination: 29.7%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM4:16 PM - 6:46 PM
Minor Periods
10:03 PM - 11:33 PM10:45 AM - 12:15 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 37.9°F
Average Humidity: 89%
Wind: 4 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 18.13 μg/m3
Sulphur Dioxide: 2.98 μg/m3
Ozone: 46.72 μg/m3
Astronomical
Sun Transit: 12:10 AM
Sunset: 4:19 PM
Daylight: 8 hrs 16 mins
Moon Transit: 12:00 AM
Moonset: 11:48 PM
Moon Phase: First Quarter
Moon Illumination: 40.5%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM12:11 AM - 2:41 AM
Minor Periods
12:00 AM - 12:00 AM10:59 AM - 12:29 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 28.8°F
Average Humidity: 68%
Wind: 5.1 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 13.93 μg/m3
Sulphur Dioxide: 3.11 μg/m3
Ozone: 58.08 μg/m3
Astronomical
Sun Transit: 12:11 AM
Sunset: 4:19 PM
Daylight: 8 hrs 16 mins
Moon Transit: 1:23 AM
Moonset: 12:48 AM
Moon Phase: First Quarter
Moon Illumination: 51.8%
Best Times for Fishing or Hunting
Major Periods
12:53 AM - 3:23 AM12:53 AM - 3:23 AM
Minor Periods
11:14 AM - 12:44 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 31.4°F
Average Humidity: 92%
Wind: 3.6 mph
UV Index: 0.1
Air Quality
Nitrogen Dioxide: 12.32 μg/m3
Sulphur Dioxide: 3.03 μg/m3
Ozone: 60.96 μg/m3
Astronomical
Sun Transit: 12:11 AM
Sunset: 4:20 PM
Daylight: 8 hrs 17 mins
Moon Transit: 7:05 PM
Moonset: 1:07 AM
Moon Phase: First Quarter
Moon Illumination: 63.0%
Best Times for Fishing or Hunting
Major Periods
1:41 AM - 4:11 AM6:35 PM - 9:05 PM
Minor Periods
11:30 AM - 1:00 PM12:37 AM - 2:07 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 32.4°F
Average Humidity: 92%
Wind: 3.4 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 19.97 μg/m3
Sulphur Dioxide: 3.39 μg/m3
Ozone: 50.38 μg/m3
Astronomical
Sun Transit: 12:12 AM
Sunset: 4:21 PM
Daylight: 8 hrs 17 mins
Moon Transit: 7:57 PM
Moonset: 2:30 AM
Moon Phase: First Quarter
Moon Illumination: 73.5%
Best Times for Fishing or Hunting
Major Periods
2:31 AM - 5:01 AM7:27 PM - 9:57 PM
Minor Periods
11:50 AM - 1:20 PM2:00 AM - 3:30 AM
Action Rating: 2 out of 5