Fishonomics/Forecast
North Side, Florida Bay · Friday, May 8, 2026

Grassy
Key.

Major lunar window overlaps sunrise/sunset — pressure falling — pre-front feeding window. A falling tide carries through the morning.

85
/ 100
Bite Score

Very good day to be out.

Major lunar window overlaps sunrise/sunset — pressure falling — pre-front feeding window.

Pre-frontMajor @ sun
Wind
N
7mph
E (92°) · gust 7 mph
Light–moderate
◐
Pressure
1014mb
→ stable -0.09/h
◇
Air Temp
82°feels 89° · dew 73°
○
Cloud
1%humidity 75%
◓
UV / Vis
0day max 9 · 42 mi
Hourly

Conditions through the day

12AM
—
— mph
—
2AM
—
— mph
—
4AM
—
— mph
—
6AM
—
— mph
—
8AM
—
— mph
—
10AM
82°
10 mph · N
9% CLOUD
12PM
82°
6 mph · NE
0% CLOUD
2PM
83°
4 mph · NE
0% CLOUD
4PM
83°
3 mph · SE
0% CLOUD
6PM
83°
7 mph · S
0% CLOUD
8PM
82°
6 mph · E
0% CLOUD
10PM
82°
9 mph · E
2% CLOUD
Tide

Two highs, two lows

Next: Low 4:47 AM · in 8h
-0.50.00.51.01.50.02 ft0.65 ft0.76 ft1.10 ftNOW00:0006:0012:0018:0024:00↑ 10:45 AM↓ 11:58 PM
Low
3:51
AM
0.02 ft
High
9:35
AM
0.65 ft
Low
2:22
PM
0.76 ft
High
8:19
PM
1.10 ft
Swell · Hourly

From the SE (127°)

0 ft1 ft2 ft3 ft4 ft3.2s12AM3.1s2AM3.0s4AM3.1s6AM3.3s8AM3.4s10AM3.4s12PM3.5s2PM3.5s4PM3.5s6PM3.5s8PM3.1s10PM
Going direction
Tidal Coefficient
34
Low
AM
20
PM
11
Daily average. Higher coefficients mean stronger tidal currents and bigger range — typically more productive fishing windows around the change.
Monthly

30-day coefficient

≥ 90
70-89
40-69
TDY
MAY 8MAY 23JUN 6
Swell

0.5 ft @ 3.3s SE

84.9°
SST
0.5 ft
Peak
0006121823
━ HEIGHT (FT)┄ PERIOD (S)
Solunar
Waning Gibbous
63% lit · 20.9d old
Low
Moonrise
5:14 AM
115° SE
Moonset
4:11 PM
247° SW
May 9
Last Quarter
+1d
May 16
New
+8d
May 23
First Quarter
+15d
May 31
Full
+23d
Solunar · Windows

Feeding periods today

Quarter moon, no sun/transit overlap
Daylight 13h 13m
↑ 10:45 AM↓ 11:58 PMMAJORMAJORMINORMINOR12a3a6a9a12p3p6p9p12a
Minor
Moonrise
4:44 AM – 5:44 AM
Major
Lunar transit (overhead)
9:40 AM – 11:40 AM
↑ Sun overlap
Minor
Moonset
3:41 PM – 4:41 PM
Major
Lunar underfoot
10:00 PM – 12:00 AM
↑ Sun overlap
Pressure · 24h

Atmospheric pressure

29.94inHg→ Stable
29.9029.9530.0030.05NOW12a6a12p6p12a
Pressure · inches of mercury
Outlook

Next eight days

DateCoef1st High1st Low2nd High2nd Low
Fri May 8
34
9:35 AM · 0.65 ft
3:51 AM
8:19 PM · 1.10 ft
2:22 PM
Sat May 9
29
10:35 AM · 0.71 ft
4:47 AM
9:26 PM · 1.05 ft
3:57 PM
Sun May 10
25
11:26 AM · 0.80 ft
5:39 AM
10:45 PM · 1.01 ft
5:33 PM
Mon May 11
20
12:06 PM · 0.91 ft
6:27 AM
—
6:48 PM
Tue May 12
24
12:05 AM · 0.98 ft
7:10 AM
12:42 PM · 1.03 ft
7:50 PM
Wed May 13
37
1:16 AM · 0.97 ft
7:50 AM
1:18 PM · 1.17 ft
8:45 PM
Thu May 14
51
2:20 AM · 0.95 ft
8:30 AM
1:54 PM · 1.30 ft
9:36 PM
Fri May 15
62
3:18 AM · 0.92 ft
9:09 AM
2:34 PM · 1.42 ft
10:26 PM
Nearby

Other Florida Keys stations

Sorted by distance from Grassy Key, North Side, Florida Bay
L
6h1m
Toms Harbor Channel, Hwy. 1 Bridge
№ 8723918 · 1.1 mi
H 10:02 AM · 0.37 ft·L 2:48 AM · 0.04 ft
→
L
46m
Grassy Key, South Side, Hawk Channel
№ 8723933 · 1.6 mi
H 4:03 AM · 1.18 ft·L 9:33 PM · 0.08 ft
→
L
32m
Duck Key, Hawk Channel
№ 8723927 · 1.7 mi
H 3:44 AM · 0.94 ft·L 9:19 PM · 0.06 ft
→
L
42m
Toms Harbor Cut
№ 8723912 · 2.2 mi
H 3:36 AM · 0.36 ft·L 9:29 PM · 0.04 ft
→
L
27m
Conch Key, Eastern End
№ 8723906 · 3.8 mi
H 3:46 AM · 0.82 ft·L 9:14 PM · 0.06 ft
→
L
7h38m
Fat Deer Key, Florida Bay
№ 8723949 · 5.5 mi
H 10:04 AM · 0.84 ft·L 4:25 AM · 0.10 ft
→
For sport fishing reference only · Not for navigationNOAA · Open-Meteo · SunCalc