Tri-Cities weather

Name: Tri-Cities
Address: US

The forecast for Tri-Cities (United States) for the next 10 days in local time: every 3 hours for the first 6 days, then every 6 hours. See when it will rain, how hard the wind will blow and how warm it will get.

Washington, United States46.25°N, 119.2°WAmerica/Los Angeles (UTC-7)ECMWF: October 25 at 05:00 AM

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Next 48 hours (local time)

10-day forecast

TodayOctober 25Cloudy
gusts 23 km/h13°C 9°C
TomorrowOctober 26Light rain
0.6 mm · gusts 27 km/h14°C 5°C
TuesdayOctober 27Partly cloudy
gusts 46 km/h16°C 7°C
WednesdayOctober 28Light rain
2 mm · gusts 48 km/h14°C 8°C
ThursdayOctober 29Light rain
0.4 mm · gusts 9 km/h11°C 3°C
FridayOctober 30Clear sky
0.2 mm · gusts 6 km/h12°C 3°C
SaturdayOctober 31Rain
5 mm · gusts 14 km/h7°C 3°C
SundayNovember 1Clear sky
0.2 mm · gusts 23 km/h10°C 2°C
MondayNovember 2Clear sky
gusts 18 km/h9°C 1°C
TuesdayNovember 3Clear sky
gusts 23 km/h9°C 2°C

Over the next 10 days in Tri-Cities, temperatures will range from 1°C to 16°C, with 8 mm of rain or snow in total. Days with at least 1 mm of precipitation: 2. ECMWF model run from October 25 at 05:00 AM.

Tri-Cities wind forecast for 10 days

Windiest: Wednesday, October 28 - average 18 km/h, gusts up to 48 km/h. Calmest: Tuesday, November 3 - average 2 km/h. The wind blows most often from the southwest.

Day	Wind	Gusts	Direction
Today	6 km/h	23 km/h	northwest
Tomorrow	6 km/h	27 km/h	southwest
Tue, 10/27	13 km/h	46 km/h	southwest
Wed, 10/28	18 km/h	48 km/h	southwest
Thu, 10/29	5 km/h	9 km/h	northwest
Fri, 10/30	3 km/h	6 km/h	north
Sat, 10/31	4 km/h	14 km/h	southwest
Sun, 11/1	4 km/h	23 km/h	southwest
Mon, 11/2	2 km/h	18 km/h	northwest
Tue, 11/3	2 km/h	23 km/h	northwest

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Climate through the year

In October, daytime temperatures here average 18°C and nights 6°C, with about 24 mm of rain over the month. The warmest month is July (an average of 34°C by day), the coolest is December (5°C by day, -2°C at night). The wettest month is December (about 42 mm) and the driest is July (4 mm).

Month	Day	Night	Rain
January	5°C	-2°C	36 mm
February	8°C	-1°C	25 mm
March	13°C	2°C	28 mm
April	18°C	5°C	24 mm
May	24°C	9°C	27 mm
June	28°C	13°C	21 mm
July	34°C	17°C	4 mm
August	32°C	16°C	7 mm
September	26°C	12°C	11 mm
October	18°C	6°C	24 mm
November	10°C	1°C	30 mm
December	5°C	-2°C	42 mm

Long-term averages from NASA POWER data (MERRA-2, 2001-2020 reanalysis, CC BY 4.0). Sea temperature is the average water surface temperature at the nearest grid point over the sea. This is climate, not a forecast for a specific day. NASA POWER

The forecast for Tri-Cities comes from the ECMWF model and is computed for the point 46.25°N, 119.2°W. Temperature is measured 2 m above the ground, wind at 10 m. Gusts are the strongest bursts of wind within each 3-hour period.

Source: ECMWF IFS model (CC BY 4.0), data modified. A forecast is a model result, not a measurement. ECMWF

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