Weather Tomorrow in Kennewick, WA
Heat AdvisoryUntil Aug 22, 5:00 AM
Heat Advisory issued August 21 at 1:09PM PDT until August 21 at 10:00PM PDT by NWS Pendleton OR
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. For sheltering information and other human services in your area, dial 2 1 1 during business hours or visit 211info.org for Oregon or wa211.org for Washington anytime.
Red Flag WarningUntil Aug 22, 2:00 PM
Red Flag Warning issued August 21 at 11:57AM PDT until August 22 at 10:00PM PDT by NWS Pendleton OR
A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior.
Saturday, August 22, 2026
Precip chance
7%
Wind
3-14 mph
Humidity
37%
Feels like
93–74°F
Data source: National Weather Service (NOAA) · Updated just now
Tomorrow by Hour
| Time | Temp | Condition | Rain % | Wind | ||
|---|---|---|---|---|---|---|
| 7 AM☽ | 85°F | Cloudy | 7% | 3 mph SW | ||
| 8 AM☽ | 83°F | Cloudy | 7% | 3 mph W | ||
| 9 AM☽ | 81°F | Cloudy | 6% | 3 mph W | ||
| 10 AM☽ | 78°F | Partly Cloudy | 6% | 3 mph SW | ||
| 11 AM☽ | 75°F | Mostly Clear | 6% | 3 mph SW | ||
| 12 PM☽ | 74°F | Mostly Clear | 6% | 5 mph SW | ||
| 1 PM | 73°F | Mostly Sunny | 6% | 5 mph S | ||
| 2 PM | 72°F | Mostly Sunny | 6% | 6 mph S | ||
| 3 PM | 74°F | Sunny | 4% | 7 mph S | ||
| 4 PM | 77°F | Sunny | 4% | 8 mph SW | ||
| 5 PM | 81°F | Sunny | 4% | 9 mph SW | ||
| 6 PM | 84°F | Sunny | 2% | 9 mph SW | ||
| 7 PM | 86°F | Sunny | 2% | 12 mph SW | ||
| 8 PM | 89°F | Sunny | 2% | 13 mph SW | ||
| 9 PM | 93°F | Sunny | 2% | 14 mph SW | ||
| 10 PM | 94°F | Sunny | 2% | 14 mph SW | ||
| 11 PM | 94°F | Sunny | 2% | 14 mph SW | ||
| 12 AM | 95°F | Sunny | 3% | 14 mph W | ||
| 1 AM☽ | 94°F | Mostly Clear | 3% | 14 mph W | ||
| 2 AM☽ | 91°F | Mostly Clear | 3% | 14 mph W | ||
| 3 AM☽ | 89°F | Mostly Clear | 0% | 12 mph SW | ||
| 4 AM☽ | 82°F | Mostly Clear | 0% | 12 mph SW | ||
| 5 AM☽ | 79°F | Mostly Clear | 0% | 12 mph SW | ||
| 6 AM☽ | 76°F | Mostly Clear | 0% | 12 mph SW | ||
Precipitation Timeline
What to Wear Tomorrow
Extreme heat — stay cool and protected
Clothing
- • Lightest possible clothing
- • Wide-brim hat
- • UV-protective shirt if outdoors
Footwear
Breathable sandals
Accessories
- • Sunglasses
- • Sunscreen
Conditions
High: 95°F
Low: 72°F
Wind: 3-14 mph
Rain: 7%
Enjoy your day!
Best Time to Be Outside Tomorrow
Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)
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