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A Major Severe Weather Outbreak is Forecast Today and/or Tonight

A severe thunderstorm and tornado outbreak is expected today across north Florida and south Georgia, with the significant severe threat also expected to extend southward into central Florida and northeastward into South Carolina this evening. A few long-track, strong tornadoes will be possible. In the west, more heavy rain and mountain snow will occur into the early part of this week. Read More >

Current conditions at

Ontario, Ontario International Airport (KONT)

Lat: 34.05333°NLon: 117.57583°WElev: 942ft.

Hvy Rain, Fog

48°F

9°C

Humidity 93%
Wind Speed NNE 13 MPH
Barometer 29.95 in
Dewpoint 46°F (8°C)
Visibility 2.50 mi
Wind Chill43°F (6°C)
Last update 22 Jan 3:10 pm PST
Extended Forecast for

2 Miles SW Rancho Cucamonga CA

Flash Flood Watch until January 23, 10:00pm
Flood Advisory until January 22, 06:15pm
High Wind Warning until January 23, 06:00am
Flash Flood Warning until January 22, 05:30pm
Click here for hazard details and duration
Flash Flood Watch
Flood Advisory
High Wind Warning
Flash Flood Warning
  •  
    Flash Flood Watch until January 23, 10:00pm
    Flood Advisory until January 22, 06:15pm
    High Wind Warning until January 23, 06:00am
    Flash Flood Warning until January 22, 05:30pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Rain. The rain could be heavy at times.  High near 51. Northeast wind around 10 mph.  Chance of precipitation is 100%.

    Heavy Rain

    High: 51 °F

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Low around 49. West wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%.

    Heavy Rain

    Low: 49 °F

  • Monday

    Monday: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  High near 50. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    Heavy Rain

    High: 50 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming east in the evening.  Chance of precipitation is 40%.

    Chance
    Showers

    Low: 40 °F

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly before 10am.  Mostly sunny, with a high near 51. East wind around 5 mph becoming calm.

    Chance
    Showers

    High: 51 °F

  • Tuesday
    Night

    Tuesday Night: A 20 percent chance of showers before 10pm.  Partly cloudy, with a low around 41.

    Slight Chance
    Showers then
    Mostly Clear

    Low: 41 °F

  • Wednesday

    Wednesday: Sunny, with a high near 56.

    Sunny

    High: 56 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 43.

    Mostly Clear

    Low: 43 °F

Detailed Forecast

This Afternoon
Rain. The rain could be heavy at times. High near 51. Northeast wind around 10 mph. Chance of precipitation is 100%.
Tonight
Rain. The rain could be heavy at times. Low around 49. West wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%.
Monday
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 50. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 40. Southwest wind 5 to 10 mph becoming east in the evening. Chance of precipitation is 40%.
Tuesday
A 30 percent chance of showers, mainly before 10am. Mostly sunny, with a high near 51. East wind around 5 mph becoming calm.
Tuesday Night
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 41.
Wednesday
Sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 46.
Sunday
Sunny, with a high near 67.
Click Map For Forecast
Point Forecast:
2 Miles SW Rancho Cucamonga CA
 34.1°N 117.59°W (Elev. 1224 ft)
10:57 am PST Jan 22, 2017
3pm PST Jan 22, 2017-6pm PST Jan 29, 2017
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database