Clear Lake at Lakeport
0.5 mi- Level
- 1.8 ft
- Flow
- 73,700 cfs
Forecast peak 1.8 ft Sat 3 PM
Reading from Sat 1:15 PM · NWS gauge page
1 active weather alert
Frost Advisory
Starts in 4 h 31 min
- When
- From 8 PM this evening to 10 AM PDT Sunday.
- Where
- Mendocino County, Northern Lake, Western Lake, and Eastern Lake mainly in the valleys that remain clear.
Issued for this forecast zone · National Weather Service Eureka CA
What, impacts and precautionsHide details
What
Temperatures as low as 35 will result in frost formation.
Impacts
Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Coastal Mendocino; Northwestern Interior Mendocino; Northeastern Interior Mendocino; Southwestern Interior Mendocino; Southeastern Interior Mendocino; Northern Lake; Western Lake; Eastern Lake
See it on weather.gov (opens in a new tab)
Observed 3:10 PM PDT at KUKI
Lakeport, CA weather
Sunny and 77°25°, jacket by 9 PM.
Today: low 37°3° (likely 37°3° to 49°9°), high 73°23° (likely 70°21° to 73°23°).
Now 77°25°
Sunny
- Wind
- Calm
- Up to 6 mph10 km/h through 3 AM
- Dew point
- 32°0°
- Dry · up to 40°4° by 6 PM (comfortable)
- UV index
- 4Moderate
- Moderate until 5 PM · peak 5
- Air quality
- 27Good
- Main pollutant: Ozone
- Pressure
- 29.98 inHg1015 hPa
- Falling · −0.06 inHg−2.1 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
Good hours for
This afternoonNear 71°22° · Clear
TonightDown to 41°5° by 5 AM · Partly cloudy
Tomorrow morningUp to 57°14° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 69°21° by 4 PM · Cloudy
Tomorrow nightDown to 42°6° by 5 AM · Clear
Monday morningUp to 54°12° by 11 AM · Partly cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 3p | Sunny | 70°21° (likely 70°21° to 73°23°) | 70°21° | 0% | 1 mph2 km/h from SE, gusts 5 mph8 km/h | 26% | 3% | 4 |
| Sat 4p | Sunny | 72°22° (likely 70°21° to 73°23°) | 72°22° | 0% | 1 mph2 km/h from SE, gusts 5 mph9 km/h | 26% | 1% | 3 |
| Sat 5p | Sunny | 72°22° (likely 68°20° to 73°23°) | 72°22° | 0% | 6 mph10 km/h from W, gusts 6 mph9 km/h | 26% | 1% | 2 |
| Sat 6p | Clear | 68°20° (likely 64°18° to 68°20°) | 68°20° | 0% | 6 mph10 km/h from W, gusts 7 mph11 km/h | 36% | 2% | 1 |
| Sat 7p | Clear | 64°18° (likely 59°15° to 64°18°) | 64°18° | 0% | 6 mph10 km/h from W, gusts 7 mph11 km/h | 42% | 0% | 0 |
| Sat 8p | Clear | 58°14° (likely 56°13° to 59°15°) | 58°14° | 0% | 2 mph3 km/h from WSW, gusts 2 mph4 km/h | 46% | 2% | 0 |
| Sat 9p | Clear | 55°13° (likely 54°12° to 57°14°) | 55°13° | 0% | 2 mph3 km/h from WSW, gusts 4 mph6 km/h | 49% | 40% | 0 |
| Sat 10p | Clear | 53°12° (likely 52°11° to 56°13°) | 53°12° | 0% | 2 mph3 km/h from WSW, gusts 3 mph5 km/h | 51% | 40% | 0 |
| Sat 11p | Clear | 51°11° (likely 51°11° to 55°13°) | 51°11° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 53% | 40% | 0 |
| Sun 12a | Mostly clear | 50°10° (likely 50°10° to 55°13°) | 50°10° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 58% | 45% | 0 |
| Sun 1a | Mostly clear | 48°9° (likely 48°9° to 54°12°) | 48°9° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 63% | 54% | 0 |
| Sun 2a | Mostly clear | 47°8° (likely 47°8° to 53°12°) | 47°8° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 67% | 51% | 0 |
| Sun 3a | Mostly clear | 44°7° (likely 44°7° to 52°11°) | 44°7° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 73% | 65% | 0 |
| Sun 4a | Mostly clear | 43°6° (likely 43°6° to 52°11°) | 43°6° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 75% | 68% | 0 |
| Sun 5a | Partly cloudy | 41°5° (likely 41°5° to 52°11°) | 41°5° | 0% | 1 mph2 km/h from WNW, gusts 3 mph4 km/h | 77% | 71% | 0 |
| Sun 6a | Partly cloudy | 38°3° (likely 38°3° to 51°11°) | 38°3° | 0% | 1 mph2 km/h from WNW, gusts 3 mph4 km/h | 81% | 76% | 0 |
| Sun 7a | Cloudy | 40°4° (likely 40°4° to 51°11°) | 40°4° | 0% | 1 mph2 km/h from WNW, gusts 2 mph4 km/h | 84% | 81% | 0 |
| Sun 8a | Cloudy | 40°4° (likely 40°4° to 50°10°) | 40°4° | 0% | 2 mph3 km/h from S, gusts 3 mph4 km/h | 85% | 84% | 0 |
| Sun 9a | Cloudy | 46°8° (likely 46°8° to 53°12°) | 46°8° | 0% | 2 mph3 km/h from S, gusts 3 mph5 km/h | 77% | 84% | 1 |
| Sun 10a | Cloudy | 53°12° (likely 53°12° to 60°16°) | 53°12° | 0% | 2 mph3 km/h from S, gusts 3 mph5 km/h | 58% | 81% | 2 |
| Sun 11a | Cloudy | 57°14° (likely 57°14° to 64°18°) | 57°14° | 0% | 3 mph5 km/h from ESE, gusts 6 mph10 km/h | 51% | 79% | 2 |
| Sun 12p | Cloudy | 61°16° (likely 61°16° to 67°19°) | 61°16° | 0% | 3 mph5 km/h from ESE, gusts 6 mph10 km/h | 45% | 83% | 4 |
| Sun 1p | Cloudy | 64°18° (likely 64°18° to 70°21°) | 64°18° | 0% | 3 mph5 km/h from ESE, gusts 6 mph9 km/h | 39% | 84% | 4 |
| Sun 2p | Cloudy | 66°19° (likely 66°19° to 73°23°) | 66°19° | 0% | 6 mph10 km/h from SSW, gusts 7 mph11 km/h | 35% | 87% | 4 |
| Sun 3p | Cloudy | 67°19° (likely 67°19° to 73°23°) | 67°19° | 0% | 6 mph10 km/h from SSW, gusts 9 mph14 km/h | 33% | 88% | 3 |
| Sun 4p | Cloudy | 69°21° (likely 67°19° to 72°22°) | 69°21° | 0% | 6 mph10 km/h from SSW, gusts 9 mph14 km/h | 33% | 90% | 2 |
| Sun 5p | Cloudy | 68°20° (likely 65°18° to 70°21°) | 68°20° | 0% | 6 mph10 km/h from SW, gusts 10 mph16 km/h | 33% | 91% | 1 |
| Sun 6p | Cloudy | 66°19° (likely 61°16° to 66°19°) | 66°19° | 0% | 6 mph10 km/h from SW, gusts 10 mph16 km/h | 40% | 85% | 0 |
| Sun 7p | Cloudy | 63°17° (likely 57°14° to 63°17°) | 63°17° | 0% | 6 mph10 km/h from SW, gusts 8 mph12 km/h | 45% | 76% | 0 |
| Sun 8p | Clear | 58°14° (likely 55°13° to 58°14°) | 58°14° | 0% | 2 mph3 km/h from W, gusts 5 mph8 km/h | 49% | 13% | 0 |
| Sun 9p | Clear | 55°13° (likely 52°11° to 55°13°) | 55°13° | 0% | 2 mph3 km/h from W, gusts 4 mph6 km/h | 54% | 0% | 0 |
| Sun 10p | Clear | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 2 mph3 km/h from W, gusts 5 mph7 km/h | 58% | 0% | 0 |
| Sun 11p | Clear | 51°11° (likely 48°9° to 52°11°) | 51°11° | 0% | 5 mph8 km/h from WNW, gusts 5 mph9 km/h | 63% | 0% | 0 |
| Mon 12a | Clear | 48°9° (likely 46°8° to 50°10°) | 46°8° | 0% | 5 mph8 km/h from WNW, gusts 4 mph7 km/h | 68% | 5% | 0 |
| Mon 1a | Clear | 47°8° (likely 45°7° to 49°9°) | 45°7° | 0% | 5 mph8 km/h from WNW, gusts 4 mph6 km/h | 72% | 12% | 0 |
| Mon 2a | Clear | 46°8° (likely 44°7° to 48°9°) | 46°8° | 0% | 2 mph3 km/h from W, gusts 3 mph6 km/h | 74% | 17% | 0 |
| Mon 3a | Clear | 45°7° (likely 44°7° to 47°8°) | 45°7° | 0% | 2 mph3 km/h from W, gusts 4 mph6 km/h | 77% | 21% | 0 |
| Mon 4a | Mostly clear | 44°7° (likely 43°6° to 46°8°) | 44°7° | 0% | 2 mph3 km/h from W, gusts 5 mph7 km/h | 80% | 25% | 0 |
| Mon 5a | Partly cloudy | 42°6° (likely 42°6° to 47°8°) | 38°3° | 5% | 7 mph11 km/h from W, gusts 7 mph11 km/h | 83% | 36% | 0 |
| Mon 6a | Partly cloudy | 42°6° (likely 42°6° to 48°9°) | 38°3° | 5% | 7 mph11 km/h from W, gusts 9 mph15 km/h | 88% | 43% | 0 |
| Mon 7a | Partly cloudy | 42°6° (likely 42°6° to 49°9°) | 37°3° | 5% | 7 mph11 km/h from W, gusts 10 mph16 km/h | 91% | 37% | 0 |
| Mon 8a | Partly sunny | 42°6° (likely 42°6° to 49°9°) | 42°6° | 5% | 2 mph3 km/h from WNW, gusts 9 mph15 km/h | 91% | 23% | 0 |
| Mon 9a | Partly sunny | 45°7° (likely 45°7° to 53°12°) | 45°7° | 5% | 2 mph3 km/h from WNW, gusts 11 mph18 km/h | 89% | 23% | 0 |
| Mon 10a | Mostly sunny | 50°10° (likely 50°10° to 56°13°) | 50°10° | 5% | 2 mph3 km/h from WNW, gusts 11 mph18 km/h | 85% | 28% | 2 |
| Mon 11a | Partly sunny | 54°12° (likely 54°12° to 59°15°) | 54°12° | 5% | 6 mph10 km/h from W, gusts 13 mph22 km/h | 80% | 38% | 3 |
| Mon 12p | Mostly sunny | 56°13° (likely 56°13° to 60°16°) | 56°13° | 5% | 6 mph10 km/h from W, gusts 14 mph22 km/h | 74% | 18% | 4 |
| Mon 1p | Sunny | 57°14° (likely 57°14° to 62°17°) | 57°14° | 5% | 6 mph10 km/h from W, gusts 14 mph23 km/h | 67% | 25% | 4 |
Days ahead
Tap a day for its hours and the official wording.
Today, Oct 24. Sunny. High 73°23°, low 37°3°. Dry. Mostly agree.
Afternoon
noon–6 PM
Sunny, 72°22°Dry
Evening
6 PM–midnight
Clear, 58°14°Dry
Overnight
midnight–6 AM
Mostly clear, 41°5°Dry
Official NWS forecast
Today: Sunny, with a high near 73. South southwest wind 1 to 6 mph.
Tonight: Mostly clear. Low around 37, with temperatures rising to around 41 overnight. West northwest wind 0 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 70°21°–73°23°
- Low, likely
- 37°3°–49°9°
- Wind
- 11 mph17 km/h
- UV peak
- 5
Tomorrow, Oct 25. Cloudy. High 70°21°, low 39°4°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 40°4°Dry
Afternoon
noon–6 PM
Cloudy, 69°21°Dry
Evening
6 PM–midnight
Clear, 58°14°Dry
Overnight
midnight–6 AM
Clear, 42°6°Dry
Official NWS forecast
Day: Partly sunny, with a high near 70. South southwest wind 1 to 6 mph.
Night: Partly cloudy, with a low around 39. West wind 2 to 7 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 67°19°–73°23°
- Low, likely
- 39°4°–50°10°
- Wind
- 8 mph13 km/h, gusts 14 mph22 km/h
- UV peak
- 4
Monday, Oct 26. Cloudy. High 62°17°, low 38°3°. Dry. Forecasts agree.
Morning
6 AM–noon
Partly sunny, 42°6°Dry
Afternoon
noon–6 PM
Mostly sunny, 63°17°Dry
Evening
6 PM–midnight
Clear, 50°10°Dry
Overnight
midnight–6 AM
Clear, 44°6°Dry
Official NWS forecast
Day: Mostly sunny, with a high near 62. West northwest wind 2 to 10 mph, with gusts as high as 20 mph.
Night: Mostly clear, with a low around 38. Northwest wind 1 to 8 mph, with gusts as high as 18 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 61°16°–63°17°
- Low, likely
- 38°3°–47°8°
- Wind
- 12 mph19 km/h, gusts 24 mph38 km/h
- UV peak
- 4
Tuesday, Oct 27. Mostly sunny. High 66°19°, low 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 43°6°Dry
Afternoon
noon–6 PM
Mostly sunny, 64°18°Dry
Evening
6 PM–midnight
Partly cloudy, 50°10°Dry
Overnight
midnight–6 AM
Cloudy, 45°7°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 66.
Night: Partly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 61°16°–66°19°
- Low, likely
- 40°4°–45°7°
- Wind
- 12 mph19 km/h, gusts 17 mph27 km/h
- UV peak
- 4
Wednesday, Oct 28. Cloudy. High 66°19°, low 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 45°7°Dry
Afternoon
noon–6 PM
Cloudy, 64°18°Dry
Evening
6 PM–midnight
Cloudy, 53°12°Dry
Overnight
midnight–6 AM
Cloudy, 46°8°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 66.
Night: Mostly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 62°17°–66°19°
- Low, likely
- 40°4°–45°7°
- Wind
- 7 mph10 km/h, gusts 12 mph20 km/h
- UV peak
- 4
Thursday, Oct 29. Rain. High 63°17°, low 39°4°. Rain, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 46°8°Dry
Afternoon
noon–6 PM
Mostly sunny, 64°18°Dry
Evening
6 PM–midnight
Clear, 50°10°Dry
Overnight
midnight–6 AM
Mostly clear, 41°5°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain after 5pm. Mostly sunny, with a high near 63.
Night: A slight chance of rain before 5am, then a chance of rain and patchy fog. Partly cloudy, with a low around 39.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 59°15°–67°19°
- Low, likely
- 39°4°–44°7°
- Wind
- 9 mph14 km/h, gusts 28 mph45 km/h
- UV peak
- 4
Friday, Oct 30. Rain. High 62°17°, low 38°3°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Sunny, 59°15°Dry
Evening
6 PM–midnight
Clear, 48°9°Dry
Overnight
midnight–6 AM
Clear, 40°5°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and patchy fog. Mostly sunny, with a high near 62.
Night: A slight chance of rain. Partly cloudy, with a low around 38.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 56°13°–62°17°
- Low, likely
- 38°3°–43°6°
- Wind
- 13 mph21 km/h, gusts 28 mph45 km/h
- UV peak
- 4
Saturday, Oct 31. Cloudy. High 59°15°, low 40°4°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Sunny, 60°16°Dry
Evening
6 PM–midnight
Clear, 48°9°Dry
Overnight
midnight–6 AM
Clear, 41°5°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 53°12°–66°19°
- Low, likely
- 37°3°–41°5°
- Wind
- 8 mph14 km/h, gusts 24 mph38 km/h
- UV peak
- 4
Sunday, Nov 1. Cloudy. High 63°17°, low 40°4°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 43°6°Dry
Afternoon
noon–6 PM
Mostly sunny, 65°18°Dry
Evening
6 PM–midnight
Cloudy, 54°12°Dry
Overnight
midnight–6 AM
Drizzle, 44°7°Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 56°13°–71°22°
- Low, likely
- 39°4°–41°5°
- Wind
- 7 mph12 km/h, gusts 19 mph31 km/h
- UV peak
- 4
Monday, Nov 2. Cloudy. High 59°15°, low 44°7°. Rain 0.05 in1.3 mm, 20% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 50°10°Dry
Afternoon
noon–6 PM
Cloudy, 60°16°20% chance
Evening
6 PM–midnight
Cloudy, 53°11°20% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 57°14°–64°18°
- Low, likely
- 40°4°–49°9°
- Wind
- 6 mph9 km/h, gusts 16 mph26 km/h
- UV peak
- 2
The outlook
Today
Dry, high 73°, low 37°.
Tomorrow
Dry, high 70°, low 39°, cooling off.
Monday
Dry, high 62°, low 38°, cooling off.
Rest of week
Mostly dry, highs 59–66°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (EKA) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Below flood stage
Scotts Creek near Lakeport
4.4 mi- Level
- 0.1 ft
Forecast peak 1.6 ft Sat 3 PM
Reading from Sat 1:30 PM · NWS gauge page
Kelsey Creek near Kelseyville
8.8 mi- Level
- 1.6 ft
- Flow
- 5 cfs
Forecast peak 1.6 ft Sat 3 PM
Reading from Sat 1:45 PM · NWS gauge page
Middle Creek near Upper Lake
10 mi- Level
- 5.6 ft
- Flow
- 2 cfs
Forecast peak 5.6 ft Sat 3 PM
Reading from Sat 1:30 PM · NWS gauge page
Sun & moon
Sun
Sunrise 7:30 AM, sunset 6:20 PM.
- Daylight
- 10 h 50 min
- Losing 2 min 21 s a day; shortest Dec 21, 1 h 24 min less
- Golden hour
- 5:43–6:37 PM
- Morning 7:13–8:07 AM
- Blue hour
- 6:37–6:47 PM
- Morning 7:03–7:13 AM; first light 7:03 AM
Stars tonight? Fair
Mostly clear 6:47–9 PM, but the moon is 99% lit and up.
Moon
Waxing gibbous
98% lit · growing
- Today
- sets 5:51 AM · rises 5:20 PM
- Full moon
- Oct 25
- New moon
- Nov 8
