Eureka, CO Weather Forecast

Local 7-day forecast

59°
F

Showers And Thunderstorms Likely

Track current conditions, temperature changes, wind, and the full daily outlook for Eureka, CO in one place.

Wednesday, September 16, 2026
Wind: 5 mph S
Wednesday

Showers and thunderstorms likely. Mostly cloudy, with a high near 59. South wind around 5 mph. Chance of precipitation is 70%.

Local 7-day forecast

Local Weather Overview

This forecast page for Eureka, CO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 10:06 AM MDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Eureka, CO.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 15, 2026 10:06 AM MDT
Forecast office
GJT
Source
NOAA / NWS
Next High
59°F
Wednesday
Next Low
43°F
Wednesday Night
Rain Outlook
11
Periods mentioning precipitation
Windiest
5 to 10 mph
Friday

Daily Outlook

Today
Sep 16
Showers And Thunderstorms Likely
59 °F
/ 43°F
Wind 5 mph
Thu
Sep 17
Showers And Thunderstorms
58 °F
/ 40°F
Wind 5 mph
Fri
Sep 18
Showers And Thunderstorms Likely
60 °F
/ 36°F
Wind 5 to 10 mph
Sat
Sep 19
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
59 °F
/ 34°F
Wind 0 to 10 mph
Sun
Sep 20
Partly Sunny then Chance Showers And Thunderstorms
58 °F
/ 34°F
Wind 0 to 5 mph
Mon
Sep 21
Showers And Thunderstorms Likely
56 °F
/ 35°F
Wind 0 to 5 mph

This Week in Eureka

Friday looks like the warmest upcoming period in Eureka at 60 degrees F.

Saturday Night is the coolest period ahead with temperatures near 34 degrees F.

The strongest winds are forecast for Friday at about 5 to 10 mph SW.

Precipitation is mentioned in 11 upcoming forecast periods.

Forecast Details

Last updated
Sep 15, 2026 10:06 AM MDT
Coverage
7 days
Time zone
America/Denver
Forecast office
GJT
Radar station
KGJX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
43°F
Showers And Thunderstorms
5 mph SSE

Showers and thunderstorms. Cloudy, with a low around 43. South southeast wind around 5 mph. Chance of precipitation is 80%.

Thursday
Sep 17
58°F
Showers And Thunderstorms
5 mph SSW

Showers and thunderstorms. Cloudy, with a high near 58. South southwest wind around 5 mph. Chance of precipitation is 90%.

Thursday Night
Sep 17
40°F
Showers And Thunderstorms Likely
5 mph SW

Showers and thunderstorms likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.

Friday
Sep 18
60°F
Showers And Thunderstorms Likely
5 to 10 mph SW

Showers and thunderstorms likely. Partly sunny, with a high near 60.

Friday Night
Sep 18
36°F
Slight Chance Showers And Thunderstorms
0 to 5 mph WSW

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 36.

Saturday
Sep 19
59°F
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
0 to 10 mph W

A slight chance of showers and thunderstorms before noon, then showers and thunderstorms likely. Partly sunny, with a high near 59.

Saturday Night
Sep 19
34°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
0 to 5 mph ENE

A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 34.

Sunday
Sep 20
58°F
Partly Sunny then Chance Showers And Thunderstorms
0 to 5 mph NW

A chance of showers and thunderstorms after noon. Partly sunny, with a high near 58.

Sunday Night
Sep 20
34°F
Partly Cloudy
0 to 5 mph ENE

Partly cloudy, with a low around 34.

Monday
Sep 21
56°F
Showers And Thunderstorms Likely
0 to 5 mph SW

A chance of rain showers before noon, then showers and thunderstorms likely. Partly sunny, with a high near 56.

Monday Night
Sep 21
35°F
Chance Showers And Thunderstorms
5 mph SSW

A chance of showers and thunderstorms. Mostly cloudy, with a low around 35.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Showers And Thunderstorms Likely
59°F
5 mph
S
Wednesday Night
Sep 16
Showers And Thunderstorms
43°F
5 mph
SSE
Thursday
Sep 17
Showers And Thunderstorms
58°F
5 mph
SSW
Thursday Night
Sep 17
Showers And Thunderstorms Likely
40°F
5 mph
SW
Friday
Sep 18
Showers And Thunderstorms Likely
60°F
5 to 10 mph
SW
Friday Night
Sep 18
Slight Chance Showers And Thunderstorms
36°F
0 to 5 mph
WSW
Saturday
Sep 19
Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
59°F
0 to 10 mph
W
Saturday Night
Sep 19
Slight Chance Showers And Thunderstorms then Partly Cloudy
34°F
0 to 5 mph
ENE
Sunday
Sep 20
Partly Sunny then Chance Showers And Thunderstorms
58°F
0 to 5 mph
NW
Sunday Night
Sep 20
Partly Cloudy
34°F
0 to 5 mph
ENE
Monday
Sep 21
Showers And Thunderstorms Likely
56°F
0 to 5 mph
SW
Monday Night
Sep 21
Chance Showers And Thunderstorms
35°F
5 mph
SSW

Nearby Forecasts

Explore weather pages for nearby cities and major places around Eureka.

Nearby forecast pages are not available for this location yet.

Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.