Rock Island, WA Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Rock Island, WA in one place.
A chance of rain showers before 5pm. Mostly sunny, with a high near 98. Northeast wind 8 to 12 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Rock Island, WA is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 14, 2026 3:10 PM PDT.
The active forecast window currently covers Jul 16 to Jul 20, 2026 for Rock Island, WA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 16 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 3:10 PM PDT
- Forecast office
- OTX
- Source
- NOAA / NWS
Daily Outlook
This Week in Rock Island
Monday looks like the warmest upcoming period in Rock Island at 100 degrees F.
Friday Night is the coolest period ahead with temperatures near 64 degrees F.
The strongest winds are forecast for Saturday Night at about 10 to 17 mph NW.
Precipitation is mentioned in 1 upcoming forecast period.
Forecast Details
- Last updated
- Jul 14, 2026 3:10 PM PDT
- Coverage
- 6 days
- Time zone
- America/Los_Angeles
- Forecast office
- OTX
- Radar station
- KOTX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 65.
Sunny, with a high near 94.
Clear, with a low around 64.
Sunny, with a high near 95.
Clear, with a low around 66.
Sunny, with a high near 98.
Mostly clear, with a low around 70.
Sunny, with a high near 100.
Partly cloudy, with a low around 73.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Jul 16
|
Chance Rain Showers
|
98°F |
8 to 12 mph
NE
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
65°F |
14 mph
W
|
|
Friday
Jul 17
|
Sunny
|
94°F |
3 to 12 mph
SW
|
|
Friday Night
Jul 17
|
Clear
|
64°F |
10 to 15 mph
W
|
|
Saturday
Jul 18
|
Sunny
|
95°F |
5 to 16 mph
W
|
|
Saturday Night
Jul 18
|
Clear
|
66°F |
10 to 17 mph
NW
|
|
Sunday
Jul 19
|
Sunny
|
98°F |
2 to 10 mph
SW
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
70°F |
7 mph
W
|
|
Monday
Jul 20
|
Sunny
|
100°F |
2 to 7 mph
NW
|
|
Monday Night
Jul 20
|
Partly Cloudy
|
73°F |
3 to 7 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Rock Island.
