* WHAT…Overnight temperatures of 28 to 37 degrees will result in
frost formation in wind sheltered valleys in portions of the
Inland Empire and San Diego County.
* WHERE…San Bernardino and Riverside County Valleys-The Inland
Empire and San Diego County Valleys.
* WHEN…Until 9 AM PST Sunday.
* IMPACTS…Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS…Lowest temperatures will be in and near
Ramona and San Pasqual Valley in San Diego County and near Corona
and Sun City in the Inland Empire.