Extreme Heat and Tropical Storm Bertha Impacts

Dangerous heat will expand from the Gulf Coast into the Southern Plains and Desert Southwest through week's end. Additional extreme heat impacting the Pacific Northwest will shift to the northern Plains by the weekend. Tropical Storm Bertha is expected to continue to impact portions of the northern Gulf Coast from the western Florida Panhandle to southeastern Louisiana through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424° N Lon: 117.00808° W Elev: 2185.0 ft.

Clear

75°F

24°C

Humidity	64%
Wind Speed	N 0 MPH
Barometer	29.96 in (1014.56 mb)
Dewpoint	63°F (17°C)
Visibility	8.00 mi
Last update	22 Jul 11:05 PM MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Detailed forecast for

Oregon Lower Treasure Valley

Tonight

Partly cloudy this evening, then clearing. Areas of smoke. Lows 68 to 73. Southwest winds up to 10 mph.

Thursday

Sunny. Areas of smoke. A chance of showers in the afternoon. Chance of rain 30 percent. Highs 100 to 105. South winds up to 10 mph with gusts to 20 mph.

Thursday Night

Decreasing clouds. Patchy smoke in the evening. Lows 68 to 73. Southeast winds up to 10 mph in the evening, shifting to northwest after midnight. Gusts to 20 mph.

Friday

Sunny. Highs 102 to 107. West winds up to 10 mph in the morning, shifting to south with gusts to 30 mph in the afternoon.

Friday Night

Clear. Lows 66 to 72. Southwest winds 10 to 15 mph. Gusts to 30 mph in the evening.

Saturday

Sunny. Highs 100 to 105.

Saturday Night And Sunday

Clear. Lows 63 to 68. Highs 94 to 99. Breezy.

Sunday Night And Monday

Mostly clear. Lows 63 to 68. Highs 94 to 99.

Monday Night And Tuesday

Clear. Lows 62 to 67. Highs 94 to 99.