Forecast and Conditions for Hercules, California

Updated: 12:11 AM PDT on July 19, 2008 Observed at El Sobrante, El Sobrante, California
Temperature	55.5 °F / 13.1 °C
Humidity	82%
Dew Point	50 °F / 10 °C
Wind	SSE at 2.0 mph / 3.2 km/h
Pressure	29.81 in / 1009.4 hPa (Steady)
Conditions	Clear
Visibility	10.0 miles / 16.1 kilometers
Clouds	Clear (CLR) : -
Yesterday's Maximum	75.5 °F / 24.2 °C
Yesterday's Minimum	52.8 °F / 11.6 °C
Normal high	85 °F / 29 °C
Normal low	56 °F / 13 °C
Record high	100 °F / 37 °C (1998)
Record low	54 °F / 12 °C (1999)
Sunrise	06:01 AM (PDT)
Sunset	08:28 PM (PDT)
Moon Rise	09:30 PM (PDT)
Moon Set	07:15 AM (PDT)
Moon Phase

Forecast as of 4:00 PM PDT on July 18, 2008

	Tonight Clear in the evening then areas of low clouds and fog. Lows in the 50s. Southwest winds 5 to 15 mph.
	Saturday Areas of low clouds and fog in the morning then mostly sunny. Highs in the 80s. Southwest winds 5 to 15 mph.
	Saturday Night Clear in the evening then areas of low clouds and fog. Lows in the 50s. Southwest winds 5 to 15 mph.
	Sunday Mostly cloudy with patchy fog in the morning then becoming sunny. Highs in the mid 70s to upper 80s. Southwest winds 5 to 15 mph.
	Sunday Night Clear in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s. Southwest winds 5 to 15 mph.
	Monday Areas of low clouds and fog in the morning then mostly sunny. Highs in the 70s to mid 80s.
	Monday Night Clear in the evening then becoming mostly cloudy. Patchy fog after midnight. Lows in the 50s.
	Tuesday through Friday Patchy low clouds and fog. Highs in the mid 70s to lower 90s. Lows in the 50s to lower 60s.

	Temperature				Probability of Precipitation
Place	Tonight	Saturday	Saturday Night	Sunday	Tonight	Saturday	Saturday Night	Sunday
Santa Rosa	53	83	52	79	0	0	0	0
San Rafael	54	81	54	78	0	0	0	0
Napa	55	81	54	79	0	0	0	0
Concord	58	86	58	86	0	0	0	0
Livermore	56	87	57	86	0	0	0	0