Portola Valley Hourly Forecast

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Next 48 Hours

Today

Rain in the morning, then a chance of rain in the afternoon. Highs in the mid 60s. Southeast winds 10 to 20 mph with gusts to around 35 mph.

Tonight

A chance of rain in the evening, then showers after midnight. Lows in the upper 50s. Southeast winds 10 to 20 mph with gusts to around 40 mph.

Thu, Nov 21st	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
9 AM Cloudy UV Index: 0.2	54°F Feels 50°F Dew Point 50.4°F	88%	11.6 S	30.1 inHg	50.4°F	0%
10 AM Partly Cloudy UV Index: 0.3	56°F Feels 52°F Dew Point 50.9°F	85%	11.4 S	30.12 inHg	50.9°F	0%
11 AM Cloudy UV Index: 0.5	57°F Feels 54°F Dew Point 51.6°F	80%	11.6 S	30.12 inHg	51.6°F	0%
12 PM Partly Cloudy UV Index: 0.8	58°F Feels 55°F Dew Point 52.5°F	80%	11.2 S	30.1 inHg	52.5°F	0%
1 PM Partly Cloudy UV Index: 0.7	59°F Feels 58°F Dew Point 52.9°F	82%	11.2 S	30.09 inHg	52.9°F	0%
2 PM Overcast UV Index: 0.5	59°F Feels 57°F Dew Point 53.2°F	77%	10.3 S	30.08 inHg	53.2°F	0%
3 PM Overcast UV Index: 0.3	59°F Feels 56°F Dew Point 53.3°F	82%	9.4 S	30.06 inHg	53.3°F	0%
4 PM Overcast UV Index: 0.1	58°F Feels 56°F Dew Point 53.7°F	85%	8.9 S	30.05 inHg	53.7°F	0%
5 PM Partly Cloudy UV Index: 0	57°F Feels 55°F Dew Point 51.6°F	79%	8.5 S	30.06 inHg	51.6°F	0%
6 PM Partly Cloudy UV Index: 0	56°F Feels 54°F Dew Point 50.7°F	82%	9.6 SSE	30.06 inHg	50.7°F	0%
7 PM Partly Cloudy UV Index: 0	55°F Feels 53°F Dew Point 50.3°F	83%	9.2 SSE	30.06 inHg	50.3°F	0%
8 PM Partly Cloudy UV Index: 0	54°F Feels 51°F Dew Point 49.8°F	85%	9.2 SSE	30.06 inHg	49.8°F	0%
9 PM Partly Cloudy UV Index: 0	53°F Feels 50°F Dew Point 49.2°F	86%	8.7 SSE	30.06 inHg	49.2°F	0%
10 PM Partly Cloudy UV Index: 0	55°F Feels 52°F Dew Point 48.8°F	87%	8.9 SSE	30.06 inHg	48.8°F	0%
11 PM Partly Cloudy UV Index: 0	53°F Feels 50°F Dew Point 52.7°F	88%	8.7 SSE	30.03 inHg	52.7°F	0%

Friday

Breezy, showers. Highs in the mid 60s. South winds 20 to 30 mph.

Friday Night

Showers. Lows in the lower 50s. Southwest winds 10 to 20 mph.

Fri, Nov 22nd	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
12 AM Partly Cloudy UV Index: 0	52°F Feels 48°F Dew Point 47.8°F	89%	8.9 S	30.05 inHg	47.8°F	0%
1 AM Partly Cloudy UV Index: 0	51°F Feels 47°F Dew Point 47.4°F	90%	9.8 S	30.04 inHg	47.4°F	0%
2 AM Partly Cloudy UV Index: 0	50°F Feels 46°F Dew Point 47.1°F	90%	10.3 SSE	30.04 inHg	47.1°F	0%
3 AM Partly Cloudy UV Index: 0	50°F Feels 45°F Dew Point 46.9°F	90%	11 SSE	30.03 inHg	46.9°F	0%
4 AM Partly Cloudy UV Index: 0	50°F Feels 45°F Dew Point 46.7°F	90%	11.9 S	30.03 inHg	46.7°F	0%
5 AM Overcast UV Index: 0	50°F Feels 45°F Dew Point 46.6°F	90%	12.8 SSE	30.03 inHg	46.6°F	0%
6 AM Overcast UV Index: 0	50°F Feels 45°F Dew Point 47°F	90%	11.6 S	30.03 inHg	47°F	0%
7 AM Overcast UV Index: 0	50°F Feels 45°F Dew Point 47.3°F	90%	12.3 SSE	30.03 inHg	47.3°F	0%
8 AM Overcast UV Index: 0	51°F Feels 46°F Dew Point 47.5°F	90%	11.9 SSE	30.03 inHg	47.5°F	0%
9 AM Overcast UV Index: 0.1	52°F Feels 47°F Dew Point 48.5°F	89%	11.9 S	30.04 inHg	48.5°F	0%
10 AM Overcast UV Index: 0.2	52°F Feels 48°F Dew Point 49°F	89%	11.4 SSE	30.04 inHg	49°F	0%
11 AM Overcast UV Index: 0.3	53°F Feels 49°F Dew Point 49.6°F	88%	13 SSE	30.05 inHg	49.6°F	0%
12 PM Moderate Or Heavy Rain Shower UV Index: 0.2	53°F Feels 50°F Dew Point 50.5°F	90%	13.6 SSE	30.04 inHg	50.5°F	100% Rain est. 0.06in
1 PM Moderate Or Heavy Rain Shower UV Index: 0.1	54°F Feels 50°F Dew Point 50.9°F	90%	14.3 SSE	30.03 inHg	50.9°F	100% Rain est. 0.1in
2 PM Moderate Rain UV Index: 0.1	54°F Feels 51°F Dew Point 51.3°F	91%	12.1 S	30.03 inHg	51.3°F	100% Rain est. 0.13in
3 PM Moderate Rain UV Index: 0.1	54°F Feels 52°F Dew Point 52.2°F	92%	10.7 S	30.01 inHg	52.2°F	100% Rain est. 0.09in
4 PM Moderate Rain UV Index: 0.1	55°F Feels 52°F Dew Point 52.6°F	93%	8.1 S	30 inHg	52.6°F	100% Rain est. 0.07in
5 PM Light Rain UV Index: 0	55°F Feels 52°F Dew Point 53°F	93%	7.6 SSW	29.99 inHg	53°F	100% Rain est. 0.05in
6 PM Light Rain UV Index: 0	55°F Feels 52°F Dew Point 52.8°F	94%	7.6 SSW	29.99 inHg	52.8°F	100% Rain est. 0.07in
7 PM Light Rain UV Index: 0	54°F Feels 52°F Dew Point 52.8°F	94%	6.7 SSW	29.99 inHg	52.8°F	100% Rain est. 0.08in
8 PM Light Rain UV Index: 0	54°F Feels 52°F Dew Point 52.7°F	94%	5.1 S	29.98 inHg	52.7°F	100% Rain est. 0.09in
9 PM Light Rain UV Index: 0	54°F Feels 52°F Dew Point 52.8°F	95%	4.7 SW	29.98 inHg	52.8°F	100% Rain est. 0.08in
10 PM Light Rain UV Index: 0	53°F Feels 50°F Dew Point 52.8°F	95%	3.4 SSW	29.98 inHg	52.8°F	100% Rain est. 0.07in
11 PM Clear UV Index: 0	54°F Feels 52°F Dew Point 48.5°F	88%	4.3 SW	30.06 inHg	48.5°F	0%

Saturday

Showers likely in the morning, then a chance of showers in the afternoon. Highs in the lower 60s. West winds 5 to 10 mph. Chance of showers 60 percent.

Saturday Night

Rain likely. Lows in the mid 40s.

Sat, Nov 23rd	Temp	Humidity	Wind (mph)	Pressure	Dew Point	Precip.
12 AM Light Rain UV Index: 0	54°F Feels 52°F Dew Point 52.8°F	96%	2.2 SSW	29.98 inHg	52.8°F	100% Rain est. 0.03in
1 AM Light Rain UV Index: 0	54°F Feels 53°F Dew Point 52.7°F	96%	4.9 SW	29.97 inHg	52.7°F	100% Rain est. 0.02in
2 AM Mist UV Index: 0	54°F Feels 53°F Dew Point 52.7°F	96%	6.5 WSW	29.97 inHg	52.7°F	0%
3 AM Mist UV Index: 0	54°F Feels 53°F Dew Point 52.8°F	97%	4.3 WSW	29.96 inHg	52.8°F	0%
4 AM Mist UV Index: 0	54°F Feels 54°F Dew Point 52.8°F	97%	4.5 WSW	29.95 inHg	52.8°F	0%
5 AM Mist UV Index: 0	54°F Feels 54°F Dew Point 52.8°F	97%	7.8 W	29.94 inHg	52.8°F	0%
6 AM Mist UV Index: 0	54°F Feels 54°F Dew Point 53.1°F	97%	5.4 W	29.96 inHg	53.1°F	100% Rain est. 0.02in
7 AM Mist UV Index: 0	54°F Feels 54°F Dew Point 53.2°F	98%	4.3 W	29.97 inHg	53.2°F	100% Rain est. 0.04in
8 AM Light Rain UV Index: 0.2	55°F Feels 55°F Dew Point 53.4°F	98%	3.8 WSW	29.98 inHg	53.4°F	100% Rain est. 0.05in