Tri Cities Airport Weather Forecast 15 Days, Weather in PSC Today
Current weather conditions and 15 day weather forecast for Tri Cities Airport, Washington, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Tri Cities Airport
| 21 February 2026 Saturday -1.7 ° C / 28.9°F  Clear |
Feels Like : -5.9 ° C / 21.3°F Humidity : % 89 Pressure : 1021 mb Wind Speed : 12.2 kmph / 7.6 miles from NNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Tri Cities Airport, WA, USA
Weather Forecast for next 15 Days for Tri Cities Airport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Tri Cities Airport, Washington state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 21 February 2026 Saturday | Sunny |
-1.1 ° C (30°F) |
10.3 ° C (50.5°F) |
3.5 ° C (38.3°F) |
% 72 | 0% | 0.3 | Sunrise:06:49 AM Sunset: 05:32 PM |
Moonrise:08:22 AM Moonset: 11:05 PM Moon Phase ( Waxing Crescent ) |
|
| 22 February 2026 Sunday |  Mist |
-1.7 ° C (28.9°F) |
4.6 ° C (40.3°F) |
1.9 ° C (35.3°F) |
% 89 | 0% | 0.4 | Sunrise:06:48 AM Sunset: 05:33 PM |
Moonrise:08:46 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 23 February 2026 Monday |  Fog |
2.5 ° C (36.5°F) |
11.9 ° C (53.4°F) |
6.4 ° C (43.5°F) |
% 88 | 0% | 0.4 | Sunrise:06:46 AM Sunset: 05:35 PM |
Moonrise:09:16 AM Moonset: 12:26 AM Moon Phase ( Waxing Crescent ) |
|
| 24 February 2026 Tuesday |  Patchy rain nearby |
5.7 ° C (42.2°F) |
14.5 ° C (58.2°F) |
8.9 ° C (48°F) |
% 68 | 81% | 0.5 | Sunrise:06:44 AM Sunset: 05:36 PM |
Moonrise:09:56 AM Moonset: 01:47 AM Moon Phase ( First Quarter ) |
|
| 25 February 2026 Wednesday | Sunny |
1.2 ° C (34.1°F) |
11.7 ° C (53°F) |
5.6 ° C (42.1°F) |
% 61 | 0% | 0 | Sunrise:06:42 AM Sunset: 05:38 PM |
Moonrise:10:49 AM Moonset: 03:02 AM Moon Phase ( Waxing Gibbous ) |
|
| 26 February 2026 Thursday | Sunny |
2.9 ° C (37.2°F) |
13 ° C (55.3°F) |
7.6 ° C (45.7°F) |
% 54 | 0% | 3 | Sunrise:06:40 AM Sunset: 05:39 PM |
Moonrise:11:56 AM Moonset: 04:04 AM Moon Phase ( Waxing Gibbous ) |
|
| 27 February 2026 Friday | Sunny |
6.5 ° C (43.6°F) |
14.3 ° C (57.7°F) |
9.5 ° C (49°F) |
% 50 | 0% | 3 | Sunrise:06:39 AM Sunset: 05:40 PM |
Moonrise:01:14 PM Moonset: 04:53 AM Moon Phase ( Waxing Gibbous ) |
|
| 28 February 2026 Saturday |  Partly Cloudy |
3.2 ° C (37.7°F) |
10.3 ° C (50.5°F) |
6.9 ° C (44.4°F) |
% 60 | 0% | 3 | Sunrise:06:37 AM Sunset: 05:42 PM |
Moonrise:02:34 PM Moonset: 05:29 AM Moon Phase ( Waxing Gibbous ) |
|
| 01 March 2026 Sunday | Partly Cloudy |
6.5 ° C (43.7°F) |
14.3 ° C (57.7°F) |
9.4 ° C (49°F) |
% 61 | 0% | 3 | Sunrise:06:35 AM Sunset: 05:43 PM |
Moonrise:03:54 PM Moonset: 05:56 AM Moon Phase ( Waxing Gibbous ) |
|
| 02 March 2026 Monday |  Overcast |
8.2 ° C (46.7°F) |
13.7 ° C (56.7°F) |
10.5 ° C (51°F) |
% 57 | 0% | 3 | Sunrise:06:33 AM Sunset: 05:45 PM |
Moonrise:05:11 PM Moonset: 06:18 AM Moon Phase ( Waxing Gibbous ) |
|
| 03 March 2026 Tuesday | Partly Cloudy |
8.5 ° C (47.3°F) |
16.7 ° C (62°F) |
11.9 ° C (53.5°F) |
% 59 | 0% | 4 | Sunrise:06:31 AM Sunset: 05:46 PM |
Moonrise:06:24 PM Moonset: 06:36 AM Moon Phase ( Full Moon ) |
|
| 04 March 2026 Wednesday | Overcast |
12.5 ° C (54.5°F) |
20.7 ° C (69.2°F) |
16.1 ° C (61°F) |
% 55 | 0% | 4 | Sunrise:06:29 AM Sunset: 05:47 PM |
Moonrise:07:36 PM Moonset: 06:52 AM Moon Phase ( Waning Gibbous ) |
|
| 05 March 2026 Thursday | Sunny |
6.3 ° C (43.3°F) |
14.3 ° C (57.7°F) |
12 ° C (53.7°F) |
% 46 | 0% | 4 | Sunrise:06:28 AM Sunset: 05:49 PM |
Moonrise:08:45 PM Moonset: 07:09 AM Moon Phase ( Waning Gibbous ) |
|
| 06 March 2026 Friday | Sunny |
2.5 ° C (36.4°F) |
12.6 ° C (54.8°F) |
6.9 ° C (44.4°F) |
% 53 | 0% | 3 | Sunrise:06:26 AM Sunset: 05:50 PM |
Moonrise:09:55 PM Moonset: 07:26 AM Moon Phase ( Waning Gibbous ) |
|
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