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Napa Weather Warning NWS WEATHER ALERT FOR THE NAPA, CA AREA - Issued: 739 PM PDT Thu Oct 1 2026 Napa Weather Warning

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Napa, CA Weather - Hour by Hour Forecast

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Napa, CA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 56°F13°C, dew point 54°F12°C, humidity 93%. Wind direction is SSE at 3 mph5 km/h with visibility of 10 mi16 km. Barometric pressure is 29.88 in1011 mb.
Rest of Tonight - Partly cloudy late in the evening then becoming mostly cloudy. Areas of fog. Lows in the 50s to lower 60s. Southwest winds up to 5.. Full Forecast
Friday - Mostly cloudy. Patchy dense fog in the morning. Highs in the upper 70s to lower 90s. South winds 5 to 10 mph... Full Forecast

Napa Hourly Weather

24 Hour Forecast Scroll
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Napa, CA Hourly Weather - Clear - 12:00 AM Napa, CA Hourly Weather - Clear - 1:00 AM Napa, CA Hourly Weather - Clear - 2:00 AM Napa, CA Hourly Weather - Clear - 3:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 4:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 5:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 6:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 7:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 8:00 AM Napa, CA Hourly Weather - Mostly Cloudy - 9:00 AM Napa, CA Hourly Weather - Clear - 10:00 AM Napa, CA Hourly Weather - Clear - 11:00 AM Napa, CA Hourly Weather - Clear - 12:00 PM Napa, CA Hourly Weather - Clear - 1:00 PM Napa, CA Hourly Weather - Clear - 2:00 PM Napa, CA Hourly Weather - Clear - 3:00 PM Napa, CA Hourly Weather - Clear - 4:00 PM Napa, CA Hourly Weather - Clear - 5:00 PM Napa, CA Hourly Weather - Clear - 6:00 PM Napa, CA Hourly Weather - Clear - 7:00 PM Napa, CA Hourly Weather - Clear - 8:00 PM Napa, CA Hourly Weather - Clear - 9:00 PM Napa, CA Hourly Weather - Clear - 10:00 PM Napa, CA Hourly Weather - Clear - 11:00 PM
Clear Clear Clear Clear Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
57°F14°C 55°F13°C 54°F12°C 54°F12°C 53°F12°C 53°F12°C 54°F12°C 56°F13°C 57°F14°C 61°F16°C 66°F19°C 70°F21°C 74°F23°C 78°F26°C 82°F28°C 82°F28°C 83°F28°C 83°F28°C 78°F26°C 74°F23°C 69°F21°C 66°F19°C 64°F18°C 61°F16°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0%
55°F13°C 55°F13°C 54°F12°C 53°F12°C 53°F12°C 52°F11°C 53°F12°C 53°F12°C 54°F12°C 55°F13°C 57°F14°C 58°F14°C 57°F14°C 56°F13°C 55°F13°C 55°F13°C 54°F12°C 54°F12°C 53°F12°C 52°F11°C 51°F11°C 51°F11°C 50°F10°C 50°F10°C
93% 100% 100% 96% 100% 96% 96% 90% 90% 81% 73% 66% 55% 47% 40% 40% 37% 37% 42% 46% 53% 58% 60% 67%
SSE SSE SSE S S SSE SSE SE E SE SSE S S S S S S S S SSE SSE S S SSE
3 mph 1 mph 1 mph 1 mph 2 mph 2 mph 2 mph 1 mph 1 mph 1 mph 3 mph 3 mph 3 mph 6 mph 6 mph 6 mph 6 mph 6 mph 6 mph 5 mph 5 mph 5 mph 2 mph 2 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 6 mi10 km 6 mi10 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (PDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
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Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KAPC model statistics.

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Prob Precip % = Probability of Precipitation.

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POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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