Weather Alert
Lake O'Neill Weather Warning NWS WEATHER ALERT FOR THE LAKE ONEILL, CA AREA - WIND ADVISORY Issued: 1232 AM PDT Fri Oct 2 2026 Lake O'Neill Weather Warning

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Lake O'Neill, CA Weather - Hour by Hour Forecast

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Lake O'Neill, CA Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 66°F19°C, dew point 55°F13°C, humidity 68%. Wind direction is NNE at 7 mph11 km/h with visibility of 10.00 mi16 km. Barometric pressure is 29.85 in1011 mb.
Today - Sunny, hot. Highs 100 to 104 in the western valleys to 92 to 97 near the foothills. Areas of winds east 10 to 20 mph. Gusts to 30 .. Full Forecast
Tonight - Clear. Lows 70 to 76. Areas of winds east 10 to 20 mph with gusts to 30 mph... Full Forecast

Lake O'Neill Hourly Weather

24 Hour Forecast Scroll
Fri, Oct 02
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Lake O'Neill, CA Hourly Weather - Mostly Cloudy - 4:00 AM Lake O'Neill, CA Hourly Weather - Mostly Cloudy - 5:00 AM Lake O'Neill, CA Hourly Weather - Mostly Cloudy - 6:00 AM Lake O'Neill, CA Hourly Weather - Clear - 7:00 AM Lake O'Neill, CA Hourly Weather - Clear - 8:00 AM Lake O'Neill, CA Hourly Weather - Clear - 9:00 AM Lake O'Neill, CA Hourly Weather - Clear - 10:00 AM Lake O'Neill, CA Hourly Weather - Clear - 11:00 AM Lake O'Neill, CA Hourly Weather - Clear - 12:00 PM Lake O'Neill, CA Hourly Weather - Clear - 1:00 PM Lake O'Neill, CA Hourly Weather - Clear - 2:00 PM Lake O'Neill, CA Hourly Weather - Clear - 3:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 4:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 5:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 6:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 7:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 8:00 PM Lake O'Neill, CA Hourly Weather - Mostly Clear - 9:00 PM Lake O'Neill, CA Hourly Weather - Clear - 10:00 PM Lake O'Neill, CA Hourly Weather - Clear - 11:00 PM Lake O'Neill, CA Hourly Weather - Clear - 12:00 AM Lake O'Neill, CA Hourly Weather - Clear - 1:00 AM Lake O'Neill, CA Hourly Weather - Clear - 2:00 AM Lake O'Neill, CA Hourly Weather - Clear - 3:00 AM
Mostly Cloudy Mostly Cloudy Mostly Cloudy Clear Clear Clear Clear Clear Clear Clear Clear Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Mostly Clear Clear Clear Clear Clear Clear Clear
63°F17°C 62°F17°C 63°F17°C 64°F18°C 65°F18°C 73°F23°C 81°F27°C 89°F32°C 89°F32°C 90°F32°C 90°F32°C 88°F31°C 87°F31°C 85°F29°C 82°F28°C 78°F26°C 75°F24°C 73°F23°C 70°F21°C 68°F20°C 67°F19°C 66°F19°C 65°F18°C 64°F18°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%
57°F14°C 56°F13°C 57°F14°C 57°F14°C 58°F14°C 58°F14°C 59°F15°C 59°F15°C 59°F15°C 58°F14°C 58°F14°C 58°F14°C 58°F14°C 58°F14°C 60°F16°C 63°F17°C 65°F18°C 64°F18°C 62°F17°C 61°F16°C 59°F15°C 57°F14°C 55°F13°C 54°F12°C
81% 81% 81% 78% 78% 59% 47% 37% 37% 34% 34% 36% 38% 40% 47% 60% 71% 73% 76% 78% 76% 73% 70% 70%
NE NE NE NE NE ENE E SE SSE S SW SSE SSE S S S S SE E NE NE NE NE NE
2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 5 mph 5 mph 5 mph 9 mph 9 mph 9 mph 10 mph 10 mph 10 mph 4 mph 4 mph 4 mph 1 mph 1 mph 1 mph 1 mph 1 mph 1 mph
5 mi8 km 5 mi8 km 5 mi8 km 3 mi5 km 3 mi5 km 5 mi8 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 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (PDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KNFG model statistics.

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Prob Precip % = Probability of Precipitation.

Lake O'Neill 36 Hour Forecast

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

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