Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane Thursday as it moves north toward the Big Island of Hawaii. Heavy rainfall will continue through Saturday, with locally catastrophic flooding possible. Hurricane Watch in effect. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

61°F

16°C

Humidity 63%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 23 Sep 11:35 PM MDT
Detailed forecast for

Oregon Lower Treasure Valley

Tonight
Partly cloudy this evening, then clearing. Lows 52 to 58. Light winds.
Thursday
Sunny. Highs 88 to 93. Southeast winds up to 10 mph with gusts to 20 mph.
Thursday Night
Partly cloudy. Lows 58 to 64. Southeast winds up to 10 mph with gusts to 20 mph.
Friday
Decreasing clouds. Not as warm with highs 77 to 82. Breezy. Light winds in the morning, becoming west 15 to 20 mph with gusts to 35 mph in the afternoon.
Friday Night
Partly cloudy in the evening, then becoming mostly clear. Much cooler with lows 43 to 48. Breezy. Northwest winds 10 to 20 mph. Gusts to 35 mph in the evening.
Saturday
Mostly sunny. Cooler with highs 67 to 72.
Saturday Night And Sunday
Mostly cloudy. Lows 45 to 50. Highs 70 to 75.
Sunday Night
Decreasing clouds. Lows 44 to 49.
Monday Through Wednesday
Mostly clear. Highs 68 to 76. Lows 41 to 47.



Basemap Options
Click map to change the forecast location
Loading map...
230 PM MDT Wed Sep 23 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database