Click links below to jump to:
- Current alerts
- Detailed forecasts across Whatcom County locations
- Latest air quality reports
- Tides
- Monthly historical temperatures
- Latest weather stories
Alerts
No current NWS weather alerts for Whatcom County and Northern Inland Waters.
Current detailed forecasts
Click region label to see location-specific current forecast.
Bellingham [Click here to open]
Lummi Island [Click here to open]
Sandy Point [Click here to open]
Birch Bay [Click here to open]
Blaine [Click here to open]
Point Roberts [Click here to open]
Ferndale [Click here to open]
Laurel [Click here to open]
Lynden [Click here to open]
Sumas [Click here to open]
Everson/Nooksack [Click here to open]
Maple Falls [Click here to open]
Glacier [Click here to open]
Deming [Click here to open]
Acme [Click here to open]
Sudden Valley [Click here to open]
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Latest air quality reports (monitor locations)
Bellingham [Click here to open]
Columbia Valley/Maple Falls [Click here to open]
Custer/Lynden [Click here to open]
Tides
Monthly historical temperatures at Bellingham International Airport
| Month | Avg Max (Red Line) | Avg Min (Blue Line) | 2/3 Range High (Yellow) | 2/3 Range Low (Blue) | Extreme Max (+) | Extreme Min (∗) |
| Jan | 45 | 33 | 52 | 24 | 65 | 4 |
| Feb | 49 | 35 | 55 | 27 | 72 | 5 |
| Mar | 53 | 39 | 60 | 30 | 74 | 12 |
| Apr | 59 | 43 | 66 | 34 | 83 | 22 |
| May | 64 | 48 | 72 | 40 | 86 | 30 |
| Jun | 70 | 53 | 77 | 46 | 92 | 38 |
| Jul | 75 | 56 | 81 | 50 | 96 | 42 |
| Aug | 75 | 56 | 81 | 50 | 98 | 42 |
| Sep | 71 | 50 | 77 | 43 | 88 | 34 |
| Oct | 61 | 44 | 67 | 36 | 78 | 25 |
| Nov | 51 | 37 | 57 | 28 | 69 | 10 |
| Dec | 46 | 33 | 52 | 24 | 66 | 6 |
Latest weather stories
What experts are saying about the El Niño expected this winter
El Niño has a 75% chance of sticking around through March 2027.
Wind advisory issued for Whatcom lowlands tomorrow (Tues.)
Tree limbs could be blown down and a few power outages may result.
Wind advisory issued for Whatcom lowlands today (Weds.)
Leaves on trees may produce more widespread impacts than otherwise expected.
Concerns over air quality, Red Flag Warning and critical fire weather conditions in Whatcom County mountains
Currently most smoke is in the upper atmosphere.
Whatcom County wildfire smoke forecast raises concerns
Smoke aloft may reach the ground as early as late Monday.
National Weather Service issues heat advisory for northwest Washington, including Whatcom County
Moderate risk of heat-related illness expected.
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