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Now · 3:42 PM

Forest Grove Weather & Hourly Forecast

United States · Oregon · 97116

Partly cloudy
73°F
Partly cloudy
Feels like: 72°F
💧 Humidity 44% 🌡 Pressure 30.03 inHg 💨 Wind 2 mph 👁 Visibility 30.9 mi Clouds 45% ☀️ UV index 3.4 · Moderate 🌅 Sunrise 6:58 AM 🌇 Sunset 7:11 PM

Hourly Forecast for Forest Grove

Today
Partly cloudy · 4:00 PM Partly cloudy
73° 💧 0.000 in 💨 2 mph H 44%30.03 inHg
Sunny · 7:00 PM Sunny
64° 💧 None 💨 7 mph H 57%30.06 inHg
Mostly clear night · 10:00 PM Mostly clear night
55° 💧 None 💨 2 mph H 84%30.09 inHg
Tomorrow
Mostly cloudy night · 1:00 AM Mostly cloudy night
50° 💧 None 💨 1 mph H 93%30.12 inHg
Overcast night · 4:00 AM Overcast night
49° 💧 None 💨 2 mph H 93%30.12 inHg
Overcast · 7:00 AM Overcast
49° 💧 None 💨 1 mph H 93%30.12 inHg
Mostly cloudy · 10:00 AM Mostly cloudy
59° 💧 None 💨 1 mph H 67%30.15 inHg
Partly cloudy · 1:00 PM Partly cloudy
67° 💧 None 💨 2 mph H 49%30.12 inHg
Mostly cloudy · 4:00 PM Mostly cloudy
69° 💧 None 💨 7 mph H 52%30.06 inHg
Overcast · 7:00 PM Overcast
63° 💧 None 💨 8 mph H 66%30.06 inHg
Mostly cloudy night · 10:00 PM Mostly cloudy night
56° 💧 None 💨 6 mph H 73%30.06 inHg
Thursday
Overcast night · 1:00 AM Overcast night
53° 💧 None 💨 4 mph H 74%30.03 inHg
Partly cloudy night · 4:00 AM Partly cloudy night
50° 💧 None 💨 3 mph H 79%30.00 inHg
Mostly cloudy night · 7:00 AM Mostly cloudy night
49° 💧 None 💨 1 mph H 80%29.94 inHg
Overcast · 10:00 AM Overcast
59° 💧 None 💨 1 mph H 61%29.91 inHg
Overcast · 1:00 PM Overcast
67° 💧 None 💨 1 mph H 51%29.85 inHg

In Forest Grove and, more broadly, across the state of Oregon: Clear skies are expected throughout the evening, with temperatures gradually cooling from around 67 degrees to the low 60s. Winds will be light, coming from the southeast at no more than 1 mph, with occasional gusts up to 7 mph. No precipitation is anticipated during this time, making for a calm and dry night. Conditions will remain mild and comfortable, with clear views and gentle breezes.

15-Day Weather Outlook for Forest Grove

TomorrowTomorrow Partly cloudy Partly cloudy 69°/48° 💧 None 💨 8 mph
Thursday, Sep 24Thu Sep 24 Overcast Overcast 69°/49° 💧 None 💨 8 mph
Friday, Sep 25Fri Sep 25 Light rain Light rain 60°/49° 💧 0.916 in 💨 11 mph
Saturday, Sep 26Sat Sep 26 Partly cloudy Partly cloudy 62°/44° 💧 None 💨 8 mph
Sunday, Sep 27Sun Sep 27 Overcast Overcast 68°/49° 💧 None 💨 8 mph
Monday, Sep 28Mon Sep 28 Partly cloudy Partly cloudy 67°/45° 💧 None 💨 3 mph
Tuesday, Sep 29Tue Sep 29 Mostly cloudy Mostly cloudy 59°/48° 💧 0.429 in 💨 8 mph
Wednesday, Sep 30Wed Sep 30 Mostly sunny Mostly sunny 61°/47° 💧 0.028 in 💨 8 mph
Thursday, Oct 1Thu Oct 1 Partly cloudy Partly cloudy 66°/41° 💧 None 💨 6 mph
Friday, Oct 2Fri Oct 2 Mostly sunny Mostly sunny 71°/47° 💧 None 💨 5 mph
Saturday, Oct 3Sat Oct 3 Overcast Overcast 63°/48° 💧 None 💨 9 mph
Sunday, Oct 4Sun Oct 4 Partly cloudy Partly cloudy 62°/46° 💧 None 💨 9 mph
Monday, Oct 5Mon Oct 5 Sunny Sunny 64°/46° 💧 None 💨 10 mph
Tuesday, Oct 6Tue Oct 6 Sunny Sunny 69°/44° 💧 None 💨 6 mph
Wednesday, Oct 7Wed Oct 7 Sunny Sunny 44°/44° 💧 None 💨 4 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Forest Grove

Vertical axis: °F · Color based on temperature
Partly cloudy at 4:00 PM
73° Today 4:00 PM
Partly cloudy at 5:00 PM
73° 5:00 PM
Mostly sunny at 6:00 PM
69° 6:00 PM
Sunny at 7:00 PM
64° 7:00 PM
Clear night at 8:00 PM
61° Today 8:00 PM
Clear night at 9:00 PM
57° 9:00 PM
Mostly clear night at 10:00 PM
55° 10:00 PM
Mostly clear night at 11:00 PM
53° 11:00 PM
Partly cloudy night at 12:00 AM
51° Tomorrow 12:00 AM
Mostly cloudy night at 1:00 AM
50° 1:00 AM
Mostly cloudy night at 2:00 AM
49° 2:00 AM
Mostly cloudy night at 3:00 AM
49° 3:00 AM
Overcast night at 4:00 AM
49° Tomorrow 4:00 AM
Overcast night at 5:00 AM
48° 5:00 AM
Overcast night at 6:00 AM
49° 6:00 AM
Overcast at 7:00 AM
49° 7:00 AM
Mostly cloudy at 8:00 AM
51° Tomorrow 8:00 AM
Mostly cloudy at 9:00 AM
56° 9:00 AM
Mostly cloudy at 10:00 AM
59° 10:00 AM
Mostly cloudy at 11:00 AM
62° 11:00 AM
Mostly cloudy at 12:00 PM
64° Tomorrow 12:00 PM
Partly cloudy at 1:00 PM
67° 1:00 PM
Mostly cloudy at 2:00 PM
68° 2:00 PM
Mostly cloudy at 3:00 PM
69° 3:00 PM
Mostly cloudy at 4:00 PM
69° Tomorrow 4:00 PM
Mostly cloudy at 5:00 PM
68° 5:00 PM
Overcast at 6:00 PM
66° 6:00 PM
Overcast at 7:00 PM
63° 7:00 PM
Overcast night at 8:00 PM
61° Tomorrow 8:00 PM
Mostly cloudy night at 9:00 PM
59° 9:00 PM
Mostly cloudy night at 10:00 PM
56° 10:00 PM
Mostly cloudy night at 11:00 PM
54° 11:00 PM
Overcast night at 12:00 AM
53° Thursday 12:00 AM
Overcast night at 1:00 AM
53° 1:00 AM
Mostly clear night at 2:00 AM
52° 2:00 AM
Mostly clear night at 3:00 AM
51° 3:00 AM
Partly cloudy night at 4:00 AM
50° Thursday 4:00 AM
Mostly cloudy night at 5:00 AM
50° 5:00 AM
Overcast night at 6:00 AM
49° 6:00 AM
Mostly cloudy night at 7:00 AM
49° 7:00 AM
Mostly cloudy at 8:00 AM
51° Thursday 8:00 AM
Overcast at 9:00 AM
55° 9:00 AM
Overcast at 10:00 AM
59° 10:00 AM
Overcast at 11:00 AM
63° 11:00 AM
Overcast at 12:00 PM
66° Thursday 12:00 PM
Overcast at 1:00 PM
67° 1:00 PM
Overcast at 2:00 PM
67° 2:00 PM
Overcast at 3:00 PM
68° 3:00 PM
Overcast at 4:00 PM
69° Thursday 4:00 PM
Overcast at 5:00 PM
68° 5:00 PM
Light rain at 6:00 PM
66° 6:00 PM
Light rain at 7:00 PM
62° 7:00 PM
Moderate rain at 8:00 PM
61° Thursday 8:00 PM
Light rain at 9:00 PM
60° 9:00 PM
Light rain at 10:00 PM
59° 10:00 PM
Light rain at 11:00 PM
57° 11:00 PM
Overcast night at 12:00 AM
56° Friday 12:00 AM
Overcast night at 1:00 AM
56° 1:00 AM
Mostly cloudy night at 2:00 AM
56° 2:00 AM
Mostly cloudy night at 3:00 AM
56° 3:00 AM
Mostly cloudy night at 4:00 AM
55° Friday 4:00 AM
Light rain at 5:00 AM
54° 5:00 AM
Partly cloudy at 8:00 AM
55° 8:00 AM
Light rain at 11:00 AM
55° 11:00 AM
Partly cloudy at 2:00 PM
60° Friday 2:00 PM
Mostly sunny at 5:00 PM
60° 5:00 PM
Clear night at 8:00 PM
53° 8:00 PM
Clear night at 11:00 PM
49° 11:00 PM
Clear night at 2:00 AM
45° Saturday 2:00 AM
Partly cloudy night at 5:00 AM
44° 5:00 AM
Overcast at 8:00 AM
44° 8:00 AM
Mostly sunny at 11:00 AM
56° 11:00 AM
Partly cloudy at 2:00 PM
61° Saturday 2:00 PM
Overcast at 5:00 PM
62° 5:00 PM
Overcast night at 8:00 PM
57° 8:00 PM
Mostly cloudy night at 11:00 PM
55° 11:00 PM
Overcast night at 2:00 AM
53° Sunday 2:00 AM
Clear night at 5:00 AM
49° 5:00 AM
Mostly sunny at 8:00 AM
49° 8:00 AM
Sunny at 11:00 AM
61° 11:00 AM
Sunny at 2:00 PM
68° Sunday 2:00 PM
Sunny at 5:00 PM
68° 5:00 PM
Clear night at 8:00 PM
57° 8:00 PM
Clear night at 11:00 PM
52° 11:00 PM
Clear night at 2:00 AM
48° Monday 2:00 AM
Partly cloudy night at 5:00 AM
45° 5:00 AM
Mostly sunny at 11:00 AM
58° 11:00 AM
Overcast at 5:00 PM
67° 5:00 PM
Overcast night at 11:00 PM
52° Monday 11:00 PM
Overcast night at 5:00 AM
48° 5:00 AM
Overcast at 11:00 AM
55° 11:00 AM
Mostly cloudy at 5:00 PM
59° 5:00 PM
Mostly clear night at 11:00 PM
53° Tuesday 11:00 PM
Mostly clear night at 5:00 AM
48° 5:00 AM
Mostly sunny at 11:00 AM
58° 11:00 AM
Mostly sunny at 5:00 PM
61° 5:00 PM
Clear night at 11:00 PM
47° Wednesday 11:00 PM
Partly cloudy night at 5:00 AM
41° 5:00 AM
Partly cloudy at 11:00 AM
53° 11:00 AM
Mostly sunny at 5:00 PM
66° 5:00 PM
Mostly clear night at 11:00 PM
49° Thursday 11:00 PM
Mostly clear night at 5:00 AM
47° 5:00 AM
Sunny at 11:00 AM
63° 11:00 AM
Sunny at 5:00 PM
71° 5:00 PM
Mostly cloudy night at 11:00 PM
52° Friday 11:00 PM
Overcast night at 5:00 AM
48° 5:00 AM
Partly cloudy at 11:00 AM
60° 11:00 AM
Sunny at 5:00 PM
63° 5:00 PM
Mostly clear night at 11:00 PM
50° Saturday 11:00 PM
Partly cloudy night at 5:00 AM
46° 5:00 AM
Sunny at 11:00 AM
57° 11:00 AM
Sunny at 5:00 PM
62° 5:00 PM
Clear night at 11:00 PM
49° Sunday 11:00 PM
Clear night at 5:00 AM
46° 5:00 AM
Sunny at 11:00 AM
57° 11:00 AM
Sunny at 5:00 PM
64° 5:00 PM
Clear night at 11:00 PM
52° Monday 11:00 PM
Clear night at 5:00 AM
44° 5:00 AM
Sunny at 11:00 AM
60° 11:00 AM
Sunny at 5:00 PM
69° 5:00 PM
Clear night at 11:00 PM
51° Tuesday 11:00 PM
Clear night at 5:00 AM
44° 5:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for Forest Grove

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 4:00 PM
PM2.5 Fine particles Good 1,2µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 2,3µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Fair 80,2µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 0,5µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Forest Grove

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 4,4Moderate 🙂Fair
Tomorrow UV 4,4Moderate 🙂Fair
Thursday UV 3,3Moderate 🙂Fair
Friday UV 3,9Moderate 🙂Fair
Saturday UV 4,0Moderate 🙂Fair
Sunday UV 5,0Moderate Unavailable
Monday UV 5,0Moderate Unavailable
Hourly UV index today
4:00 PMUV 2,1 5:00 PMUV 1,1 6:00 PMUV 0,3 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for Forest Grove

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Thursday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Thursday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Thursday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Thursday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Thursday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Thursday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Friday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Friday 4:00 AM 5:00 AM 8:00 AM 11:00 AM Friday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Saturday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Saturday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Sunday 2:00 AM 5:00 AM 8:00 AM 11:00 AM Sunday 2:00 PM 5:00 PM 8:00 PM 11:00 PM Monday 2:00 AM 5:00 AM 11:00 AM 5:00 PM Monday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Tuesday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Wednesday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Thursday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Friday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Saturday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Sunday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Monday 11:00 PM 5:00 AM 11:00 AM 5:00 PM Tuesday 11:00 PM 5:00 AM
Sustained wind Max gusts
NIGHT SKY · FOREST GROVE, OREGON

Tonight's Stargazing & Shooting Stars

Excellent observing conditions. Best local viewing window: 9:00 PM–10:00 PM.

87/100Best-hour score
BEST TIME TONIGHT 9:00 PM–10:00 PM Astronomical darkness: 8:50 PM–5:21 AM
Cloud cover 9% Real hourly forecast for the best viewing hour.
Moonlight 87% Waxing Gibbous · Moon about 25° above the horizon at the best viewing hour.
Meteor activity Southern Taurids Reference ZHR 7 · Radiant -5° high at the best hour.
Estimated visible meteors 0–1/hour Local estimate after weather, moonlight and radiant-height adjustments.
Chance ≥1 meteor in 30 min5%
UPCOMING METEOR PERIODSStart, peak and end dates · weather should be checked closer to the peak.
SEP 20–NOV 20
Southern TauridsStart SEP 20 · Peak NOV 5 · End NOV 20 · ZHR 7 · 20% Moon at peak
ACTIVE NOW
OCT 2–NOV 7
OrionidsStart OCT 2 · Peak OCT 21 · End NOV 7 · ZHR 20 · 77% Moon at peak
UPCOMING
OCT 20–DEC 10
Northern TauridsStart OCT 20 · Peak NOV 12 · End DEC 10 · ZHR 5 · 7% Moon at peak
UPCOMING
NOV 6–NOV 30
LeonidsStart NOV 6 · Peak NOV 17 · End NOV 30 · ZHR 15 · 52% Moon at peak
UPCOMING

Experimental local observing estimate. Weather values come from the hourly forecast already used on this page. Moon position and astronomical darkness are calculated locally from time and coordinates. Meteor-shower ZHR describes ideal conditions and is not the number of meteors a person should expect to see locally.

Forecast data for Forest Grove were last refreshed today at 3:42 PM. The current forecast period extends through 24/09/2026 at 1:00 PM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.