TidePlanet

Weather in Eureka

14-day forecast · updated today, Thursday, October 29, at 12:55 am (PDT)
Now · overcast 46 °F
Feels like
42 °F
Low / high
44 / 57 °F
Rain
2%
Wind
4 mph N
↘ 30.01 inHg · falling

Today in Eureka: overcast, 44 °F to 57 °F, with a 2% chance of rain and a light breeze from the north (4 mph). Tomorrow, overcast, 42 °F to 55 °F and a 4% chance of rain. The warmest day of the week is Tuesday 3, at 59 °F. Next likely rain: Saturday 31 (41%).

Temperatures for the next 14 days

Day by day

Day Sky Low / high Rain Max wind Max wave High tides Model
Today · 29 Overcast 44 / 57 °F 2% 11 mph N 5.5 ft 3:41 am · 2:27 pm HRRR + NBM
Fri 30 Overcast 42 / 55 °F 4% 5 mph NNE 4.9 ft 4:42 am · 3:20 pm NBM
Sat 31 Overcast 42 / 54 °F 41% · 0.05 in 4 mph NE 3.9 ft 5:48 am · 4:23 pm NBM
Sun 1 Overcast 40 / 55 °F 8% 9 mph NNE 5.5 ft 5:54 am · 4:38 pm NBM
Mon 2 Overcast 42 / 58 °F 19% · 0.01 in 3 mph E 7.8 ft 6:54 am · 5:59 pm NBM
Tue 3 Overcast 47 / 59 °F 19% · 0.13 in 3 mph SE 7.7 ft 7:46 am · 7:20 pm NBM
Wed 4 Drizzle 47 / 59 °F 27% · 0.01 in 4 mph S 6.2 ft 8:29 am · 8:35 pm NBM
Thu 5 Heavy drizzle 48 / 58 °F 27% · 0.09 in 5 mph SSE 7.0 ft 9:07 am · 9:41 pm NBM
Fri 6 Light drizzle 47 / 56 °F 25% · 0.14 in 5 mph S 10 ft 9:42 am · 10:40 pm NBM
Sat 7 Light rain 47 / 57 °F 21% · 0.12 in 4 mph E 6.8 ft 10:14 am · 11:33 pm NBM
Sun 8 Light rain 49 / 61 °F 28% · 0.16 in 8 mph SSE 8.4 ft 10:45 am NBM + ECMWF
Mon 9 Light rain 58 / 69 °F 24% · 0.08 in 15 mph SSE 7.8 ft 12:21 am · 11:16 am ECMWF
Tue 10 Rain 60 / 64 °F 37% · 2.37 in 20 mph SSE 9.5 ft 1:05 am · 11:46 am ECMWF
Wed 11 Rain 60 / 62 °F 39% · 1.11 in 17 mph S 9.7 ft 1:49 am · 12:18 pm ECMWF

Each hour comes from the best model for this spot: HRRR until Thursday 29 7:00 pm; then NBM until Sunday 8 5:00 pm; then ECMWF until Thursday 12 7:00 pm; then GFS.

Each day comes from the best model covering this spot: regional ones first (HRRR and NBM in the U.S., AROME, ICON-EU), then ECMWF; day 16, NOAA GFS. Waves: Météo-France up to day 10, then ECMWF WAM, coarser and further offshore. High tides: our own tide calculation.

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Sky OvercastOvercastOvercastOvercastOvercastOvercastPartly cloudyClear
Temperature 46°46°45°46°56°57°53°49°
Chance of rain 0%0%0%0%0%1%1%1%
Rain 0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in0.00 in
Wind (mph) 4 NNE4 NNE5 NNE4 NW6 NNW11 NNW7 NNW4 NNE
Humidity 81%80%76%77%73%74%83%97%
UV 00002200
Model HRRRHRRRHRRRHRRRHRRRHRRRHRRRNBM

Do the models agree?

High confidence

The models agree for the next few days: the forecast is fairly solid.

What 6 forecast models say for the next few days. The closer they are, the more reliable the forecast.

Do the models agree? · High
High (°F) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 59°60°59°60°66°70°70°
AIFS 57°57°54°56°60°62°60°
GFS 59°62°49°57°63°69°70°
ICON 56°58°55°55°57°62°59°
HRRR 57°——————
NBM 56°55°54°55°58°59°59°
Confidence highhighhighhighmediumlowlow
Do the models agree? · Rain
Rain TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 0000000
AIFS 000.05 in0000
GFS 00.00 in0.44 in0000
ICON 000.14 in0000
HRRR 0——————
NBM 000.05 in00.01 in0.13 in0
Confidence highhighhighhighhighhighhigh
Do the models agree? · Wind
Wind (mph) TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF 719516413617413411418
AIFS 7669345
GFS 687644795564613
ICON 71461281691871448511
HRRR 1117——————
NBM 8125645911343444
Confidence highhighhighhighhighhighhigh

Chance of rain from the ensemble models

Model TodayFri 30Sat 31Sun 1Mon 2Tue 3Wed 4
ECMWF (51 scenarios) 0%4%76%17%8%7%16%
GFS (GEFS, 31 scenarios) 0%3%52%9%7%16%3%
NBM (NOAA) 2%4%41%8%19%19%17%
Thunderstorm (NBM) 0%0%4%1%0%0%1%

Each model's day runs midnight to midnight local time; models that reach fewer days are left blank. Rain: daily total. Wind: the day's highest average wind and, in small type, the strongest gust. Highlighted: values that stand out from the rest. The chance of rain comes from many runs of the same model with slightly different starting data.

Outlook

How the coming weeks and months compare with what is normal for the time of year. It is a trend, not a day-by-day forecast.

Next few weeks, compared with normal: warmer, wetter and a much warmer sea.

Next 6 weeks

When TemperatureTemp. Rain Sea Typical high / low
Nov 2 – Nov 8Nov 2–Nov 8 Above +3.2 °F A bit below −35% Well above +7.0 °F —
Nov 9 – Nov 15Nov 9–Nov 15 Well above +5.6 °F Well above +118% Well above +8.8 °F —
Nov 16 – Nov 22Nov 16–Nov 22 Above +4.7 °F Above +71% Well above +9.5 °F 58° / 52°
Nov 23 – Nov 29Nov 23–Nov 29 Above +4.9 °F A bit above +45% Well above +10.1 °F 58° / 51°
Nov 30 – Dec 6Nov 30–Dec 6 Above +4.3 °F A bit above +33% Well above +9.9 °F 57° / 50°

Coming months

When TemperatureTemp. Rain Sea
November Above +4.0 °F A bit above +31% Well above +8.5 °F
December Above +5.2 °F A bit above +42% Well above +10.3 °F
January Above +4.5 °F Above +81% Well above +8.5 °F
February Above +3.1 °F Above +56% Well above +6.5 °F
March Above +3.4 °F Above +53% Well above +5.0 °F

Weeks: ECMWF 46-day (average of its scenarios), against the normal of the last 20 years for those dates. Months: ECMWF SEAS5. Rain: total against normal. The further ahead, the closer it gets to normal and the less detail it can give.

Eureka climate by monthClimate by month

Normal weather for each month (1991–2020 averages)

The best time to visit Eureka is from July to September: highs of 68 °F, barely 1 rainy day a month and 9 hours of sunshine a day.

Month High Low Rain Rainy daysDays Sun (h/day) Water Waves
JanuaryJan 56° 41° 5.96 in 14 2.7 52° 8.1 ft
FebruaryFeb 56° 42° 5.39 in 12 3.8 52° 7.6 ft
MarchMar 58° 43° 5.37 in 13 5.4 52° 7.2 ft
AprilApr 60° 44° 3.14 in 10 6.0 52° 6.7 ft
MayMay 62° 47° 1.66 in 6 7.6 52° 5.5 ft
JuneJun 65° 51° 0.72 in 3 9.0 53° 5.3 ft
JulyJul 67° 52° 0.14 in 1 9.4 54° 5.1 ft
AugustAug 68° 53° 0.28 in 1 8.4 55° 4.5 ft
SeptemberSep 68° 51° 0.70 in 2 7.7 55° 5.2 ft
OctoberOct 65° 47° 2.62 in 6 5.9 54° 6.2 ft
NovemberNov 59° 43° 5.20 in 11 3.8 53° 7.2 ft
DecemberDec 56° 41° 7.60 in 14 2.3 52° 8.2 ft
Month Water Waves
Jan 52° 8.1 ft
Feb 52° 7.6 ft
Mar 52° 7.2 ft
Apr 52° 6.7 ft
May 52° 5.5 ft
Jun 53° 5.3 ft
Jul 54° 5.1 ft
Aug 55° 4.5 ft
Sep 55° 5.2 ft
Oct 54° 6.2 ft
Nov 53° 7.2 ft
Dec 52° 8.2 ft

Days: rainy days in the month. Sun: hours a day.

A normal year brings 38.80 in of rain on about 92 days and about 2,200 hours of sunshine.

1991–2020 averages. Highs, lows and rainfall: TerraClimate; rainy days (0.04 in or more): NASA POWER (MERRA-2); sunshine hours: estimated from solar radiation; water: NOAA OISST; waves (average height): ERA5, 2011–2020. Normals are not a forecast: any given year can turn out very different. Sources and licenses

Temperature

Now46 °Ffeels like 42 °F
Tomorrow42 / 55 °F

It's 46 °F now (feels like 42 °F). Today, 44 °F to 57 °F; tomorrow, 42 °F to 55 °F.

Chance of rain

  • Today 2%
  • Fri 30 4%
  • Sat 31 41% 0.05 in
  • Sun 1 8%
  • Mon 2 19% 0.01 in
  • Tue 3 19% 0.13 in
  • Wed 4 27% 0.01 in

Today the chance of rain reaches 2%. The next day with likely rain is Saturday 31: 41% and 0.05 in.

Recent rain: last 24 hours, 0.00 in; last 3 days, 0.22 in; last 7 days, 0.53 in.

Humidity and dew point

Humidity80%
Dew point40 °F

Humidity is 80% now and the dew point is 40 °F.

The dew point is the temperature at which the air becomes saturated: the higher it is, the heavier the air feels.

Visibility and fog

Now8.4 migood
Clouds92%

Visibility is good now (8.4 mi). No fog expected today.

UV index

Now0
Today's peak3low

Fri 30: 3 · Sat 31: 2 · Sun 1: 3

IndexLevelWhat to do
0–2lowNo special protection needed.
3–5moderateHat, sunglasses and sunscreen around midday.
6–7highSunscreen, hat and shade between 12 and 4 pm.
8–10very highAvoid the midday sun; reflection off the water adds to it.
11+extremeAvoid the sun between 11 am and 5 pm; protect yourself even if it is cloudy.

Reflection off water and sand adds radiation: protect yourself more on a boat or at the beach.

Barometric pressure

  • ↗ Rising Anglers say fish bite less for a while
  • → Steady Anglers expect normal activity
  • ↘ Falling · now Anglers say fish feed more before the change

Falling now (−0.04 inHg in 3 hours). Over the next 48 hours: −0.05 inHg. Falling pressure: anglers say fish feed more before the change. Fast changes, either way, tend to affect fishing.

Air and pollen

Air qualityGood · 35
Saharan dustNo

Previous days

The weather over the last 30 days, as the models analyzed it. Tap a day to see it hour by hour.

DaySkyLow / highRainMax wind
Wed 28 Overcast39 / 60 °F08 mph N
Tue 27 Light drizzle42 / 57 °F0.02 in9 mph N
Mon 26 Heavy drizzle46 / 59 °F0.20 in6 mph S
Sun 25 Overcast47 / 64 °F05 mph WSW
Sat 24 Overcast41 / 68 °F04 mph NW
Fri 23 Overcast43 / 60 °F09 mph NW
Thu 22 Heavy drizzle53 / 58 °F0.31 in5 mph WSW
Show all 30 days
DaySkyLow / highRainMax wind
Wed 21 Overcast51 / 72 °F03 mph NNE
Tue 20 Light drizzle47 / 66 °F0.01 in5 mph NNW
Mon 19 Drizzle48 / 60 °F0.06 in6 mph NW
Sun 18 Overcast51 / 64 °F05 mph W
Sat 17 Overcast52 / 68 °F04 mph NW
Fri 16 Overcast56 / 78 °F04 mph WNW
Thu 15 Clear sky49 / 86 °F05 mph NE
Wed 14 Mainly clear50 / 72 °F04 mph NW
Tue 13 Partly cloudy45 / 68 °F05 mph NW
Mon 12 Clear sky43 / 65 °F07 mph NW
Sun 11 Clear sky42 / 63 °F014 mph NNW
Sat 10 Overcast48 / 61 °F013 mph NNW
Fri 9 Overcast54 / 66 °F05 mph NW
Thu 8 Partly cloudy61 / 80 °F03 mph NW
Wed 7 Partly cloudy61 / 79 °F04 mph NW
Tue 6 Partly cloudy60 / 77 °F04 mph NW
Mon 5 Partly cloudy61 / 74 °F04 mph NW
Sun 4 Overcast64 / 78 °F02 mph NNW
Sat 3 Overcast60 / 78 °F04 mph NW
Fri 2 Overcast58 / 74 °F04 mph NW
Thu 1 Overcast58 / 77 °F04 mph WNW
Wed 30 Overcast55 / 72 °F04 mph WNW
Tue 29 Overcast51 / 69 °F08 mph NNW

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the weather in EurekaQuestions

What's the weather like today in Eureka?

Overcast, from 44 °F to 57 °F, with a light breeze from the north (4 mph) and a 2% chance of rain.

Will it rain tomorrow in Eureka?

On Friday 30 the chance of rain is 4% (0.00 in): overcast.

How warm will it be this week?

Between a low of 40 °F and a high of 59 °F; the warmest day, Tuesday 3.

What's the UV index today?

It reaches 3 (low). No special protection needed.

Is the pressure rising or falling?

It's 30.01 inHg and falling: −0.10 inHg over the last 24 hours.

When is the best time to visit Eureka?

The best time to visit Eureka is from July to September: highs of 68 °F, barely 1 rainy day a month and 9 hours of sunshine a day.

What is the weather like in Eureka in October?

In October, Eureka normally sees highs of 65 °F and lows of 47 °F, with about 6 rainy days (2.62 in for the month) and 6 hours of sunshine a day. The sea is around 54 °F. These are 1991–2020 averages.

What are the warmest and wettest months in Eureka?

The warmest is August, with average highs of 68 °F, and the coldest December, with lows of 41 °F. The wettest is December (7.60 in) and the driest, July.

More about Eureka today

Weather near Eureka

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Weather: Open-Meteo, CC BY 4.0, with the best model for each spot and lead time (NOAA HRRR and NBM in the U.S., Météo-France AROME, DWD ICON-EU, ECMWF IFS and NOAA GFS); ECMWF grid point 9.3 mi away. The comparison also uses ICON (DWD), AIFS (ECMWF) and ARPEGE (Météo-France). Outlook: ECMWF 46-day and SEAS5. Chance of rain from ensemble models (ECMWF, GEFS and NBM). UV, air quality and pollen: CAMS (Copernicus).

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 12:55 am (local time).

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