Weather StoryAlmanac, microseasons, and the day's weather story.

Longboat Key, Florida Weather

Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →

Longboat Key weather forecast — hour by hour, 7-day outlook, NOAA radar

Longboat Key, FL
Thursday, June 4 at 9:24 PM
83
°
Overcast
Feels like
84°
Humidity
62%
Wind
15 mph
Sunrise
6:35 AM
Sunset
8:22 PM
Longboat Key, FL
Hour by hour · 24h
24-Hour ForecastLongboat Key, FL: 24-hour forecast. Temperatures range from 75 to 85 degrees Fahrenheit.
L 75°H 85°
Longboat Key, FL
7-day forecast
  1. Today
    Jun 4
    Overcast
    85°73°
  2. Friday
    Jun 5
    Overcast
    85°75°
  3. Saturday
    Jun 6
    Light Drizzle
    93°77°+8°
  4. Sunday
    Jun 7
    Overcast
    95°72°+2°
  5. Monday
    Jun 8
    Overcast
    27%
    94°76°-1°
  6. Tuesday
    Jun 9
    Drizzle
    41%
    90°77°-4°
  7. Wednesday
    Jun 10
    Light Drizzle
    53%
    84°75°-6°
Longboat Key, FL
Anemometer · 24h winds · from true
NESW
From · True
ESE
113° · veering 49°
Direction
ESE
113°
Sustained
15
mph
Gust
15
mph
Peak 24h
34
avg 17
Beaufort · 4 · MOD BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 17 · pk 34 @ 11:00p
0102030MPHB1B2B3B4B5B6-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 2613SUSTGUST
−24h−18h−12h−6hnow
A fresh breeze drives the ese-bound air across the harbor.
Longboat Key, FL
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
1017.0
+0.3 mb in 3h · steady · 30.03 inHg
Now
1017.0
mb
3h
+0.3
mb
12h
-0.9
mb
24h
-0.4
mb
Regime · FAIR
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 10171019
1010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY-21h-18h-15h-12h-9h-6h-3h-24hNOW1019.21016.91017.8
−24h−18h−12h−6hnow
Fair, steady air — a quiet anticyclone holds the sky.
Longboat Key, FL
Air quality
46
AQI
Good
+5 in 6h

PM2.5/PM10 ratio 0.65 with 15 mph wind — characteristic of long-range haze transport rather than a local source. AQI up 5 over the last 6 hours (gradual rise).

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.

PM 2.5DRIVERGood
8.7μg/m³
PM 10Good
13μg/m³
NO₂Good
1μg/m³
OzoneModerate
99μg/m³
UV IndexLow
1.9

What's driving it

Ozone × UV × Sky

Ozone at AQI 47 — peak already passed at 1 PM under overcast skies. Levels should ease through evening.

Present
AQI 47
UV peak
1.6 at earlier today
Sky at peak
overcast
Projected peak
AQI 47

PM × Wind × Precip

PM2.5/PM10 ratio 0.65 with 15 mph wind — characteristic of long-range haze transport rather than a local source.

PM2.5/PM10
0.65
Wind
breezy
Recent rain
0h in last 6h
Pattern
transport
Longboat Key, FL
Sky cover · visibility · 24h
Cloud cover
100%
OVERCAST
100%0%−24h−18h−12h−6hnow

Visibility
56.3mi
UNLIMITED
86 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
21:24 UTC ·Longboat Key, FL · NOAA NESDIS / STAR · 21696x21696 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
21:24 UTC ·Longboat Key, FL · NOAA NESDIS / STAR · 5-min cadence · 10000x6000 px
Longboat Key, FL
Satellite · infrared · animated
Longboat Key, FL
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Longboat Key, FL
Almanac · Thursday, June 4
A summer fog for fair, a winter fog for rain.
Civil dawn
10:10 AM
Sunrise
6:35 AM
Daylight
13h 47m
Sunset
8:22 PM
Civil dusk
12:50 AM
Planting note
Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Longboat Key, FL
The moon
Waning Gibbous
82% illuminated
Moonrise
3:24 AM
Moonset
2:04 PM
In sign
♒︎ Aquarius
Longboat Key, FL
Microseason
Jun 1–5

Fireflies pulse through the magnolias

plant
Jan 142% of the yearDec 31

Read this microseason across nine climate regions →

Longboat Key at a glance

  • Today vs. normal: 5°F below the seasonal normal for this latitude
  • Last frost: January 30 (climatological average for this latitude)
  • Microseason: Jun 1–5
  • Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.

Right now in the garden

Peak growing season

As of June 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.

ZIP codes in Longboat Key

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.