Fernandina Beach, Nassau County, Florida, 32035, United States

Last updated: 7:27 PM CDT · Refresh

31°C

Feels like 35°

Mostly Cloudy

▲ 34° / ▼ 26°

Wind

10 mph SW

Humidity

65%

Dew Point

24°

Pressure

29.77 inHg

Visibility

9 mi

UV Index

0.0

Cloud Cover

78%

Sunrise

6:41 AM

Sunset

8:22 PM

Drag to pan · double-click to forecast a point

WeatherAI™ Analysis

WeatherAI Analysis: Fernandina Beach is currently mostly cloudy at 31°C. Precipitation is likely — peak probability 72% around 9 PM. Atmospheric instability is elevated (CAPE up to 2122 J/kg) — isolated convective development possible. Sunrise: 6:41AM · Sunset: 8:22PM.

60 AQI · Moderate Dominant: PM2.5 Air Quality

Hourly Forecast · Next 24 Hours

Now

31°

65%

9 PM

28°

71%

10 PM

27°

58%

11 PM

27°

41%

12 AM

27°

49%

1 AM

27°

49%

2 AM

27°

33%

3 AM

27°

37%

4 AM

27°

24%

5 AM

26°

16%

6 AM

26°

19%

7 AM

26°

17%

8 AM

27°

25%

9 AM

29°

32%

10 AM

30°

42%

11 AM

31°

49%

12 PM

33°

43%

1 PM

34°

45%

2 PM

34°

47%

3 PM

34°

44%

4 PM

33°

48%

5 PM

31°

57%

6 PM

31°

58%

7 PM

30°

61%

7-Day Forecast

Tonight

34° 26°

Mostly Cloudy with a 65% chance of rain.

Thu

37° 26°

Partly Cloudy with a 68% chance of rain.

Fri

37° 26°

Partly Cloudy with a 64% chance of rain.

Sat

34° 26°

Heavy Rain, 90% chance.

Sun

34° 26°

Rain, 77% chance.

Mon

34° 25°

Rain, 72% chance.

Tue

34° 24°

Rain, 86% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 31° Mostly Cloudy 65% 10 mph SW 65%

9 PM 28° Overcast 71% 9 mph SW 77%

10 PM 27° Overcast 58% 9 mph SW 84%

11 PM 27° Mostly Cloudy 41% 9 mph WSW 88%

12 AM 27° Mostly Cloudy 49% 9 mph WSW 87%

1 AM 27° Overcast 49% 8 mph WSW 85%

2 AM 27° Overcast 33% 8 mph WSW 84%

3 AM 27° Overcast 37% 8 mph WSW 84%

4 AM 27° Overcast 24% 8 mph WSW 84%

5 AM 26° Overcast 16% 8 mph WSW 84%

6 AM 26° Mostly Cloudy 19% 8 mph WSW 83%

7 AM 26° Mostly Cloudy 17% 8 mph WSW 82%

8 AM 27° Mostly Cloudy 25% 8 mph WSW 80%

9 AM 29° Partly Cloudy 32% 8 mph WSW 76%

10 AM 30° Partly Cloudy 42% 8 mph WSW 71%

11 AM 31° Mostly Clear 49% 8 mph SW 66%

12 PM 33° Partly Cloudy 43% 7 mph SW 61%

1 PM 34° Partly Cloudy 45% 7 mph SW 57%

2 PM 34° Partly Cloudy 47% 8 mph SW 56%

3 PM 34° Partly Cloudy 44% 8 mph SW 60%

4 PM 33° Partly Cloudy 48% 8 mph SW 64%

5 PM 31° Mostly Cloudy 57% 8 mph SW 67%

6 PM 31° Mostly Cloudy 58% 7 mph SW 68%

7 PM 30° Mostly Cloudy 61% 7 mph SW 70%

15-Day Forecast

Today

7/29

Mostly Cloudy

65%

26°

34°

Thu

7/30

Partly Cloudy

68%

26°

37°

Fri

7/31

Partly Cloudy

64%

26°

37°

Sat

8/1

Heavy Rain

90%

26°

34°

Sun

8/2

Rain

77%

26°

34°

Mon

8/3

Rain

72%

25°

34°

Tue

8/4

Rain

86%

24°

34°

Wed

8/5

Drizzle

63%

25°

34°

Thu

8/6

Rain

58%

26°

34°

Fri

8/7

Drizzle

64%

26°

35°

Sat

8/8

Drizzle

60%

26°

34°

Sun

8/9

Drizzle

60%

26°

37°

Mon

8/10

Drizzle

90%

26°

37°

Tue

8/11

Drizzle

60%

26°

37°

Wed

8/12

Drizzle

60%

26°

37°

Moderate

U.S. Air Quality Index · Dominant: PM2.5

50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today

PM_2.5

Fine particulate matter

Dominant

60 AQI 14.0 µg/m³

O₃

Ground-level ozone

39 AQI 43 ppb

3-Day Outlook

DayAQICategoryO₃PM2.5

Today 60 Moderate 39 60

Fri 58 Moderate 38 58

Sat 58 Moderate 46 58

About the Air Quality Index

0–50 Good

51–100 Moderate

101–150 Unhealthy for Sensitive Groups

151–200 Unhealthy

201–300 Very Unhealthy

301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM_2.5 (fine particles) is reported in µg/m³ and ozone (O₃) in ppb. Forecast source: NWS NAQFC.

Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio

RAP

Valid Wed Jul 29, 23:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE2315 J/kg

MLCAPE1742 J/kg

MUCAPE2315 J/kg

SBCIN0 J/kg

MLCIN0 J/kg

Lifted Index-5.8

Kinematics

0–6 km Shear20 kt

0–1 km Shear11 kt

Eff. Shear19 kt

0–1 km SRH19

0–3 km SRH-3

Eff. SRH-3

Storm Motion259° @ 25 kt

0–1 km EHI0.3

Composite Parameters

Sig. Tornado0.1

STP (eff)0.0

Supercell0.0

K-Index34.4

Thermo & Levels

PWAT2.41 in

0–3 km LR6.2 °C/km

700–500 LR6.0 °C/km

Total Totals50.5

LCL916 hPa

LFC1008 hPa

EL156 hPa

Freezing Lvl15,240 ft

Fernandina Beach, Nassau County, Florida, 32035, United States

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