Fernandina Beach, Nassau County, Florida, United States

Last updated: 9:53 PM CDT · Refresh

27°C

Feels like 29°

Mostly Cloudy

▲ 33° / ▼ 26°

Wind

8 mph SW

Humidity

81%

Dew Point

24°

Pressure

29.85 inHg

Visibility

10 mi

UV Index

0.0

Cloud Cover

71%

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 27°C. Precipitation is likely — peak probability 60% around 6 PM. Atmospheric instability is elevated (CAPE up to 2451 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

27°

26%

11 PM

27°

35%

12 AM

27°

36%

1 AM

26°

32%

2 AM

26°

21%

3 AM

26°

23%

4 AM

26°

25%

5 AM

26°

17%

6 AM

26°

17%

7 AM

26°

13%

8 AM

27°

21%

9 AM

29°

28%

10 AM

30°

29%

11 AM

32°

32%

12 PM

33°

33%

1 PM

36°

43%

2 PM

35°

44%

3 PM

34°

45%

4 PM

34°

45%

5 PM

33°

55%

6 PM

32°

60%

7 PM

32°

60%

8 PM

31°

51%

9 PM

31°

52%

7-Day Forecast

Tonight

33° 26°

Mostly Cloudy with a 26% chance of rain.

Thu

37° 26°

Mostly Clear with a 58% chance of rain.

Fri

37° 26°

Mostly Clear with a 54% chance of rain.

Sat

34° 26°

Heavy Rain, 90% chance.

Sun

34° 26°

Rain, 68% chance.

Mon

34° 25°

Rain, 82% chance.

Tue

34° 25°

Rain, 64% chance.

+ Feels like

TimeTempConditionsPrecipWindHumidity

Now 27° Mostly Cloudy 26% 8 mph SW 81%

11 PM 27° Overcast 35% 9 mph SW 80%

12 AM 27° Overcast 36% 10 mph WSW 79%

1 AM 26° Mostly Cloudy 32% 10 mph WSW 78%

2 AM 26° Overcast 21% 9 mph WSW 79%

3 AM 26° Mostly Cloudy 23% 8 mph WSW 80%

4 AM 26° Partly Cloudy 25% 8 mph WSW 80%

5 AM 26° Mostly Cloudy 17% 7 mph WSW 81%

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

7 AM 26° Mostly Cloudy 13% 7 mph WSW 83%

8 AM 27° Partly Cloudy 21% 8 mph WSW 79%

9 AM 29° Partly Cloudy 28% 8 mph WSW 74%

10 AM 30° Mostly Clear 29% 8 mph SW 69%

11 AM 32° Mostly Clear 32% 8 mph SW 63%

12 PM 33° Clear 33% 8 mph WSW 57%

1 PM 36° Clear 43% 7 mph SW 52%

2 PM 35° Clear 44% 7 mph SSW 57%

3 PM 34° Mostly Clear 45% 7 mph SSW 60%

4 PM 34° Mostly Clear 45% 8 mph S 64%

5 PM 33° Mostly Clear 55% 7 mph S 65%

6 PM 32° Mostly Clear 60% 6 mph S 67%

7 PM 32° Partly Cloudy 60% 6 mph SSW 68%

8 PM 31° Partly Cloudy 51% 7 mph SSW 70%

9 PM 31° Partly Cloudy 52% 8 mph SSW 73%

15-Day Forecast

Today

7/29

Mostly Cloudy

26%

26°

33°

Thu

7/30

Mostly Clear

58%

26°

37°

Fri

7/31

Mostly Clear

54%

26°

37°

Sat

8/1

Heavy Rain

90%

26°

34°

Sun

8/2

Rain

68%

26°

34°

Mon

8/3

Rain

82%

25°

34°

Tue

8/4

Rain

64%

25°

34°

Wed

8/5

Drizzle

63%

25°

34°

Thu

8/6

Rain

68%

26°

34°

Fri

8/7

Drizzle

68%

26°

35°

Sat

8/8

Clear

64%

26°

36°

Sun

8/9

Drizzle

60%

26°

37°

Mon

8/10

Drizzle

60%

26°

37°

Tue

8/11

Drizzle

60%

26°

37°

Wed

8/12

Drizzle

60%

26°

38°

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 Thu Jul 30, 01:00'Z' · F0 · 130 (13 km CONUS/NA)

Hodograph · kt

0–1 1–3 3–6 6–9 km

Instability

SBCAPE1187 J/kg

MLCAPE432 J/kg

MUCAPE1187 J/kg

SBCIN-248 J/kg

MLCIN0 J/kg

Lifted Index-4.3

Kinematics

0–6 km Shear22 kt

0–1 km Shear12 kt

Eff. Shear22 kt

0–1 km SRH22

0–3 km SRH7

Eff. SRH7

Storm Motion268° @ 27 kt

0–1 km EHI0.2

Composite Parameters

Sig. Tornado0.1

STP (eff)0.0

Supercell0.1

K-Index30.0

Thermo & Levels

PWAT1.96 in

0–3 km LR5.0 °C/km

700–500 LR6.0 °C/km

Total Totals44.7

LCL968 hPa

LFC746 hPa

EL185 hPa

Freezing Lvl15,469 ft

Fernandina Beach, Nassau County, Florida, United States

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