Union, WA Hourly Weather Forecast
Next 48 Hours
Tue, Sep 29th 2026
Starting off light rain, turning scattered showers later in the day. Temps range from 48° to 53°. Calm winds, shifting from SW to N at 1.8 mph, while humidity ranges from 96% to 100%, and an avg barometric pressure of 29.91 inHg.
| Tue, Sep 29th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
6 AM Moderate Rain UV: 0 |
49°F Feels 47°F |
100% | 2.9 SW | 29.88 | 49°F | 87% Rain est. 0.1in |
7 AM Light Rain UV: 0 |
50°F Feels 48°F |
100% | 2.9 SW | 29.87 | 49.4°F | 86% Rain est. 0.09in |
8 AM Light Rain UV: 0 |
50°F Feels 49°F |
100% | 3.1 SSW | 29.88 | 49.8°F | 86% Rain est. 0.09in |
9 AM Light RainUV: 0 |
50°F Feels 49°F |
100% | 2.7 SW | 29.88 | 50.1°F | 86% Rain est. 0.1in |
10 AM Light RainUV: 0.1 |
51°F Feels 50°F |
100% | 3.1 SSW | 29.88 | 50.4°F | 85% Rain est. 0.08in |
11 AM Light RainUV: 0.1 |
51°F Feels 50°F |
100% | 2.9 SSW | 29.88 | 50.7°F | 83% Rain est. 0.07in |
12 PM Light RainUV: 0.1 |
51°F Feels 50°F |
100% | 2.7 SW | 29.88 | 50.9°F | 85% Rain est. 0.08in |
1 PM Light RainUV: 0.2 |
51°F Feels 51°F |
100% | 2.2 SSW | 29.88 | 51.4°F | 79% Rain est. 0.05in |
2 PM Light Drizzle UV: 0.2 |
52°F Feels 51°F |
100% | 2.5 SSW | 29.89 | 51.8°F | 65% Rain est. 0.01in |
3 PM Fog UV: 0.4 |
52°F Feels 52°F |
100% | 1.6 SSW | 29.89 | 52.4°F | 57% Rain est. 0.01in |
4 PM Light DrizzleUV: 0.6 |
53°F Feels 53°F |
100% | 1.1 S | 29.89 | 53°F | 61% Rain est. 0.01in |
5 PM Light Rain Shower UV: 0.5 |
53°F Feels 53°F |
99% | 0.9 SW | 29.9 | 52.5°F | 50% Rain est. 0.01in |
6 PM Light Rain ShowerUV: 0.2 |
52°F Feels 53°F |
99% | 0.4 WNW | 29.91 | 52°F | 42% Rain est. 0.01in |
7 PM Scattered Showers UV: 0 |
51°F Feels 51°F |
99% | 0.4 NNW | 29.93 | 50.8°F | 37% |
8 PM Scattered ShowersUV: 0 |
49°F Feels 49°F |
100% | 0.2 WNW | 29.96 | 49.2°F | 34% |
9 PM Fog UV: 0 |
49°F Feels 48°F |
99% | 0.7 NNW | 29.98 | 48.2°F | 45% |
10 PM FogUV: 0 |
48°F Feels 48°F |
97% | 0.7 WNW | 30 | 47.6°F | 42% |
11 PM Mist UV: 0 |
48°F Feels 47°F |
96% | 0.7 N | 30.01 | 47.2°F | 32% |
Wed, Sep 30th 2026
Overcast skies will dominate from morning to night. Temps range from 45° to 59°. Calm winds, shifting from ENE to NW at 2.9 mph, as humidity ranges 52% to 99%, and an avg barometric pressure of 30.09 inHg.
| Wed, Sep 30th | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM MistUV: 0 |
48°F Feels 46°F |
96% | 1.1 ENE | 30.02 | 46.6°F | 30% |
1 AM FogUV: 0 |
47°F Feels 45°F |
98% | 1.6 NNE | 30.04 | 46.1°F | 44% |
2 AM FogUV: 0 |
46°F Feels 43°F |
98% | 2.7 NNE | 30.07 | 45.4°F | 45% |
3 AM FogUV: 0 |
45°F Feels 43°F |
99% | 2.2 NNE | 30.09 | 44.9°F | 45% |
4 AM FogUV: 0 |
45°F Feels 43°F |
98% | 2.7 NNE | 30.09 | 44.7°F | 43% |
5 AM MistUV: 0 |
46°F Feels 43°F |
97% | 2.9 NE | 30.1 | 44.8°F | 40% |
6 AM MistUV: 0 |
45°F Feels 42°F |
96% | 2.7 NE | 30.12 | 44.2°F | 39% |
7 AM MistUV: 0 |
45°F Feels 42°F |
96% | 2.9 NNE | 30.13 | 43.7°F | 38% |
8 AM Mist UV: 0 |
45°F Feels 42°F |
94% | 2.5 NE | 30.15 | 43.4°F | 38% |
9 AM Partly Cloudy UV: 0.5 |
47°F Feels 44°F |
90% | 1.8 ENE | 30.15 | 43.8°F | 18% |
10 AM Cloudy UV: 1.2 |
49°F Feels 46°F |
83% | 2.2 ESE | 30.15 | 44.1°F | 21% |
11 AM Overcast UV: 2.3 |
52°F Feels 49°F |
74% | 2.5 SE | 30.14 | 44°F | 21% |
12 PM OvercastUV: 3 |
55°F Feels 52°F |
63% | 3.1 SE | 30.12 | 42.4°F | 15% |
1 PM OvercastUV: 3.6 |
56°F Feels 53°F |
59% | 3.8 SE | 30.11 | 41.7°F | 14% |
2 PM Sunny UV: 3.3 |
58°F Feels 54°F |
54% | 4 SE | 30.1 | 41.5°F | 3% |
3 PM OvercastUV: 2.6 |
59°F Feels 54°F |
52% | 4.9 SE | 30.07 | 41.4°F | 12% |
4 PM OvercastUV: 1.6 |
58°F Feels 53°F |
54% | 4.5 SE | 30.06 | 41.3°F | 13% |
5 PM OvercastUV: 0.8 |
56°F Feels 52°F |
58% | 4.3 SE | 30.06 | 41.6°F | 14% |
6 PM OvercastUV: 0.2 |
53°F Feels 50°F |
71% | 2.7 SE | 30.07 | 43.7°F | 18% |
7 PM Overcast UV: 0 |
50°F Feels 47°F |
82% | 1.8 NNW | 30.09 | 44.4°F | 25% |
8 PM OvercastUV: 0 |
51°F Feels 49°F |
79% | 3.6 NNW | 30.09 | 44.4°F | 23% |
9 PM OvercastUV: 0 |
51°F Feels 49°F |
79% | 3.8 NNW | 30.08 | 44.7°F | 23% |
10 PM OvercastUV: 0 |
52°F Feels 49°F |
76% | 2.9 N | 30.07 | 44.2°F | 21% |
11 PM OvercastUV: 0 |
51°F Feels 48°F |
77% | 2.7 NW | 30.07 | 44.2°F | 22% |
Thu, Oct 1st 2026
Overcast conditions expected later. Temps range from 51° to 52°. Calm winds, shifting from NNW to N at 2.4 mph, with humidity ranging 68% to 78%, and an avg barometric pressure of 30.04 inHg.
| Thu, Oct 1st | Temp | Humidity | Wind (mph) | Pressure (inHg) | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM OvercastUV: 0 |
51°F Feels 50°F |
78% | 3.1 NNW | 30.06 | 44.3°F | 23% |
1 AM OvercastUV: 0 |
51°F Feels 50°F |
76% | 3.1 NW | 30.06 | 44.1°F | 22% |
2 AM OvercastUV: 0 |
52°F Feels 49°F |
72% | 2.2 N | 30.04 | 42.9°F | 19% |
3 AM OvercastUV: 0 |
51°F Feels 49°F |
71% | 1.6 NE | 30.03 | 42.1°F | 19% |
4 AM OvercastUV: 0 |
51°F Feels 48°F |
72% | 2.5 NNW | 30.04 | 42.3°F | 20% |
5 AM OvercastUV: 0 |
51°F Feels 49°F |
68% | 1.6 N | 30.02 | 41.2°F | 18% |
Ask About Weather
Try our Weather Chatbot. It provides up to 10 days of forecast information!Hourly Weather Nearby
More Local Information
Bookmark and Share
