Winter Storm System To Bring Widespread Impacts Across the Eastern Half of the U.S. Through Midweek

A developing winter storm system will bring a swath of heavy snow and ice from Oklahoma into the Midwest, Ohio Valley, Mid Atlantic, and the Northeast U.S. Tuesday through Wednesday. Areas of dangerous travel are likely. Further South, several inches of heavy rain will lead to the potential for flooding in the lower Mississippi and Tennessee River Valleys. Read More >

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Current conditions at

CW5283 Foothill Ranch (C5283)

Lat: 33.685°NLon: 117.65583°WElev: 970ft.

49°F

9°C

Humidity	31%
Wind Speed	S 2 G 4 MPH
Barometer	30.02 in
Dewpoint	20°F (-7°C)
Visibility	NA
Last update	19 Feb 9:22 am PST

More Information:

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

Extended Forecast for

Rancho Santa Margarita CA

Today

Sunny
High: 57 °F
Tonight

Patchy Frost
Low: 36 °F
Wednesday

Chance
Showers
High: 56 °F
Wednesday
Night

Showers
Likely
Low: 41 °F
Thursday

Chance
Showers
High: 53 °F
Thursday
Night

Chance
Showers
Low: 37 °F
Friday

Sunny
High: 57 °F
Friday
Night

Mostly Clear
Low: 38 °F
Saturday

Sunny
High: 59 °F

Detailed Forecast

Today

Sunny, with a high near 57. Northeast wind 10 to 15 mph becoming north 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

Tonight

Patchy frost after 10pm. Otherwise, mostly clear, with a low around 36. Calm wind becoming east around 5 mph after midnight.

Wednesday

A chance of showers after 10am. Patchy frost before 9am. Otherwise, partly sunny, with a high near 56. Southeast wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Wednesday Night

Showers likely, mainly after 10pm. Mostly cloudy, with a low around 41. West wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday

A chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 53. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 37. Chance of precipitation is 50%.

Friday

Sunny, with a high near 57.

Friday Night

Mostly clear, with a low around 38.

Saturday

Sunny, with a high near 59.

Saturday Night

Mostly clear, with a low around 42.

Sunday

Mostly sunny, with a high near 59.