24.7183’ N, 81.3517’ W

Porpoise Key, Big Spanish Channel, FL

77°
H -°
L 69°
NW
11mph
Low tide
7:24 pm

Tides Today & Tomorrow in Porpoise Key, Big Spanish Channel, FL

TIDE TIMES for Friday, November 13, 2026
The tide is currently falling in Porpoise Key, Big Spanish Channel, FL.
Next low tide : in 57m at 7:24 pm (0.9 ft)
Next high tide (tomorrow) : 3:13 am (1.5 ft)
Sunset today : 5:39 pm
Sunrise tomorrow : 6:40 am
Moon phase : Waxing Crescent (17% illuminated)
Tide Station Location : Station #8724196
Common Questions About Tides

Porpoise Key, Big Spanish Channel, FL Tides - Oct 1847

DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
1Fri5:561.57:451.111:560.611:261.06:216:17Third Quarter1Fri
2Sat7:131.59:011.11:060.76:216:16Third Quarter2Sat
3Sun8:331.59:571.212:451.02:080.76:216:15Waning Crescent3Sun
4Mon9:421.510:381.31:561.02:590.76:226:14Waning Crescent4Mon
5Tue10:371.511:121.32:560.93:410.76:226:12Waning Crescent5Tue
6Wed11:221.511:411.43:460.84:170.76:236:11Waning Crescent6Wed
7Thu12:011.54:290.74:490.86:236:10New Moon7Thu
8Fri12:091.512:381.55:070.65:190.86:246:09New Moon8Fri
9Sat12:361.51:131.45:430.55:480.86:246:09New Moon9Sat
10Sun1:061.61:481.46:180.56:160.86:246:08New Moon10Sun
11Mon1:361.62:251.36:530.46:420.96:256:07Waxing Crescent11Mon
12Tue2:081.63:041.37:290.47:100.96:256:06Waxing Crescent12Tue
13Wed2:421.63:461.28:090.47:391.06:266:05Waxing Crescent13Wed
14Thu3:191.64:331.18:550.58:151.06:266:04Waxing Crescent14Thu
15Fri4:011.55:291.19:490.59:011.16:276:03First Quarter15Fri
16Sat4:511.56:371.110:510.610:091.16:276:02First Quarter16Sat
17Sun5:571.57:501.111:580.611:351.16:286:01First Quarter17Sun
18Mon7:181.58:511.21:010.76:286:00First Quarter18Mon
19Tue8:381.59:411.312:571.01:580.76:295:59Waxing Gibbous19Tue
20Wed9:491.510:241.42:080.82:490.76:295:58Waxing Gibbous20Wed
21Thu10:511.611:061.63:090.63:350.66:305:58Waxing Gibbous21Thu
22Fri11:471.611:471.74:040.44:180.66:305:57Full Moon22Fri
23Sat12:401.54:560.24:590.66:315:56Full Moon23Sat
24Sun12:281.81:311.55:460.15:400.76:315:55Full Moon24Sun
25Mon1:111.82:211.46:350.06:220.76:325:54Waning Gibbous25Mon
26Tue1:561.83:101.37:260.07:050.76:325:54Waning Gibbous26Tue
27Wed2:421.84:001.28:180.17:510.86:335:53Waning Gibbous27Wed
28Thu3:301.74:541.19:150.38:440.96:345:52Waning Gibbous28Thu
29Fri4:231.65:551.110:160.49:491.06:345:51Third Quarter29Fri
30Sat5:231.57:041.111:200.611:071.06:355:51Third Quarter30Sat
31Sun6:351.48:141.112:230.76:355:50Third Quarter31Sun
DateHigh TideLow TideSunMoonDate
AMftPMftAMftPMftRiseSet
Tidal Data Source: (8724196)

Common Questions About Porpoise Key, Big Spanish Channel, FL Tides

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Is this week a spring tide or neap tide in Porpoise Key, Big Spanish Channel, FL?

Porpoise Key, Big Spanish Channel, FL is currently in a spring phase. Tonight's moon is 17% illuminated. Spring tides (largest swings) occur near new and full moons; neap tides (smallest swings) occur near first and third quarter moons. Tidal ranges this week are near their weekly maximum.

What datum are Porpoise Key, Big Spanish Channel, FL tide heights measured from?

Tide heights on this page are measured from Mean Lower Low Water (MLLW), the U.S. NOAA standard. A height of 0 ft represents the 19-year average of each day's lower low tide. Negative values indicate a "minus tide" — water levels below that long-term reference.

What factors can affect the tide predictions for Porpoise Key, Big Spanish Channel, FL?

Tide predictions for Porpoise Key, Big Spanish Channel, FL come from NOAA's harmonic analysis and are typically accurate within about ±10 minutes on timing and ±0.5 ft on height. Actual water levels can deviate further due to sustained winds, atmospheric pressure changes, river flow, and storm surge. During major weather events, be sure to check US Harbors weather pages for factors that could impact tidal predictions.

Which NOAA station provides tide data for Porpoise Key, Big Spanish Channel, FL?

Tide data for Porpoise Key, Big Spanish Channel, FL is sourced from NOAA Station #8724196. View the official NOAA station page at https://tidesandcurrents.noaa.gov/stationhome.html?id=8724196.

What is the moon phase in Porpoise Key, Big Spanish Channel, FL tonight?

Tonight the moon over Porpoise Key, Big Spanish Channel, FL is Waxing Crescent (17% illuminated). This places Porpoise Key, Big Spanish Channel, FL in a spring tide cycle, so tidal ranges are near their weekly maximum this week.

US Harbors Tidal Data

The data in our tide charts, tide tables, and tide graphs is provided by NOAA and others. These predictions are derived mathematically from numerous inputs, including data from historical tide stations and nearby locations where sensors are actively recording. As shown in the tide graph at the top of this page, “Predicted” tides (blue) are what forecasting models expect to happen. “Observed” tides (red) are those recorded by local sensors in real time, overlaid on the predictions for direct comparison. We display Observed water levels for a select group of harbors including Portland, Maine, where a physical sensor monitors water levels in real time.

LEARN MORE ABOUT OUR TIDE DATA