Estimated tide height
0.93 m rising
Next tide
High
1.26 m in 4 hr 19 min
Last tide
Low
0.83 m

Tides

About this chart
2 Fish - Minor Solunar High fish activity
4 Fish - Major Solunar Very high fish activity

San Martin tide chart key:

The tide chart above shows the times and heights of high tide and low tide for San Martin, as well as solunar period times (represented by fish icons). The red line highlights the current time and estimated height.

Two fish mark minor solunar periods (high fish activity); four fish mark major solunar periods (very high fish activity).

San Martin, Antarctica — Tide predictions for Friday, October 23, 2026. Local times: UTC−03:00. Heights in m relative to LAT.
Day Time Tide Height
▲ High 1.15 m
▼ Low 0.9 m
▲ High 1.21 m
▼ Low 0.83 m
▲ High 1.26 m
▼ Low 0.93 m

: The tide at San Martin is rising, with an estimated height of 0.93 m. The next high tide is 1.26 m at . Current forecast: Snow; N winds at 10 km/h, gusting to 28 km/h. Today’s tidal range is approximately 0.42 m.

Weather & Marine Forecast

Friday, October 23, 2026: Conditions: Snow; air temperatures of 0–3°C through tonight; winds at 10–16 km/h, gusting to 39 km/h. Estimated water temperature is -2°C as of 6:00 PM.

Date Fri, Oct 23 Sat, Oct 24 Sun, Oct 25 Mon, Oct 26 Tue, Oct 27 Wed, Oct 28 Thu, Oct 29
Forecast
Weather °C Precip
Snow 0° 98%
Snow 1° 100%
Snow 2° 100%
Snow 2° 100%
Snow 2° 100%
Snow 3° 100%
Snow 3° 100%
Drizzle 3° 77%
Drizzle 3° 46%
Overcast 3° 22%
Overcast 2° 10%
Partly Cloudy 1° 5%
Partly Cloudy 1° 8%
Overcast 1° 25%
Snow 1° 50%
Snow 2° 71%
Snow 2° 82%
Snow 2° 89%
Snow 2° 94%
Snow 2° 98%
Snow 3° 99%
Snow 2° 100%
Snow 2° 100%
Snow Showers 1° 99%
Snow 1° 96%
Snow 2° 92%
Snow 2° 87%
Snow 2° 80%
Snow 2° 69%
Drizzle 3° 56%
Overcast 3° 49%
Snow Showers 3° 53%
Snow 3° 64%
Snow 3° 75%
Snow 3° 84%
Snow 3° 94%
Snow 3° 100%
Snow 3° 100%
Snow 3° 100%
Snow 3° 100%
Snow 3° 93%
Snow 2° 83%
Snow 2° 78%
Snow 1° 81%
Snow 1° 89%
Snow 1° 94%
Snow 0° 94%
Snow 0° 91%
Snow -0° 88%
Snow Showers -1° 84%
Snow Showers -1° 80%
Snow Showers -1° 73%
Snow Showers -1° 63%
Snow -2° 50%
Overcast -2° 39%
Overcast -3° 30%
Overcast -3° 21%
Partly Cloudy -5° 16%
Overcast -5° 15%
Overcast -3° 18%
Overcast -1° 20%
Snow -1° 21%
Snow -1° 22%
Snow -0° 25%
Snow Showers 1° 31%
Snow Showers 2° 39%
Snow Showers 3° 45%
Overcast 3° 47%
Overcast 3° 46%
Overcast 3° 47%
Overcast 3° 52%
Overcast 3° 57%
Overcast 2° 59%
Overcast 2° 52%
Overcast 2° 40%
Overcast 1° 33%
Overcast 2° 35%
Overcast 2° 40%
Overcast 2° 45%
Overcast 2° 46%
Overcast 1° 47%
Overcast 1° 47%
Drizzle 1° 48%
Drizzle 1° 50%
Drizzle 2° 51%
Snow 2° 53%
Snow 3° 55%
Snow 3° 55%
Snow 3° 51%
Snow 3° 45%
Snow 3° 39%
Snow 3° 35%
Snow 3° 31%
Snow 3° 27%
Overcast 3° 22%
Overcast 3° 17%
Overcast 3° 14%
Overcast 3° 15%
Overcast 2° 17%
Overcast 2° 18%
Snow 2° 15%
Snow 3° 11%
Snow 3° 10%
Overcast 3° 13%
Overcast 3° 19%
Overcast 4° 24%
Snow 4° 28%
Snow 4° 32%
Snow 4° 35%
Snow 4° 38%
Snow 5° 42%
Snow 5° 43%
Drizzle 5° 42%
Drizzle 5° 39%
Drizzle 5° 36%
Snow 5° 33%
Snow 5° 30%
Snow 5° 29%
Snow 5° 30%
Snow 5° 32%
Snow 5° 34%
Snow 5° 36%
Snow 5° 39%
Snow 5° 41%
Snow Showers 5° 43%
Snow Showers 5° 44%
Snow Showers 5° 46%
Snow Showers 5° 48%
Snow Showers 5° 49%
Snow Showers 5° 51%
Snow 5° 52%
Snow 4° 53%
Snow 4° 54%
Snow 3° 55%
Snow 3° 56%
Snow 3° 57%
Snow Showers 2° 59%
Snow Showers 2° 60%
Snow Showers 2° 62%
Snow Showers 2° 63%
Snow Showers 1° 65%
Snow Showers 1° 65%
Snow Showers 1° 65%
Snow Showers 0° 63%
Snow Showers -0° 62%
Snow Showers -1° 60%
Snow Showers -1° 58%
Wind km/h 10 Gust 28 14 Gust 35 16 Gust 38 15 Gust 39 15 Gust 37 15 Gust 37 14 Gust 37 9 Gust 34 8 Gust 26 7 Gust 24 7 Gust 24 7 Gust 24 10 Gust 29 13 Gust 39 20 Gust 50 29 Gust 67 32 Gust 75 31 Gust 75 27 Gust 71 21 Gust 63 20 Gust 50 24 Gust 58 22 Gust 58 24 Gust 61 18 Gust 57 15 Gust 46 16 Gust 42 18 Gust 49 15 Gust 46 13 Gust 39 16 Gust 37 13 Gust 38 14 Gust 37 18 Gust 46 21 Gust 51 22 Gust 53 23 Gust 53 23 Gust 56 23 Gust 55 23 Gust 55 22 Gust 56 21 Gust 56 20 Gust 53 22 Gust 55 20 Gust 56 20 Gust 56 20 Gust 55 18 Gust 52 18 Gust 48 17 Gust 47 18 Gust 42 20 Gust 47 20 Gust 48 16 Gust 46 15 Gust 38 12 Gust 36 7 Gust 29 8 Gust 24 11 Gust 23 8 Gust 22 6 Gust 19 7 Gust 20 8 Gust 22 7 Gust 22 9 Gust 26 12 Gust 31 15 Gust 35 15 Gust 37 13 Gust 37 10 Gust 36 5 Gust 34 4 Gust 30 8 Gust 27 7 Gust 24 4 Gust 22 3 Gust 19 3 Gust 18 4 Gust 18 4 Gust 17 4 Gust 16 3 Gust 15 2 Gust 15 1 Gust 15 2 Gust 15 3 Gust 16 5 Gust 17 5 Gust 18 6 Gust 19 5 Gust 20 5 Gust 19 4 Gust 19 3 Gust 18 3 Gust 16 3 Gust 14 2 Gust 13 2 Gust 12 2 Gust 12 0 Gust 11 2 Gust 11 3 Gust 11 1 Gust 12 2 Gust 13 4 Gust 15 4 Gust 18 5 Gust 22 7 Gust 24 6 Gust 25 6 Gust 25 5 Gust 24 4 Gust 23 2 Gust 22 3 Gust 21 2 Gust 19 3 Gust 19 5 Gust 19 5 Gust 20 5 Gust 22 5 Gust 23 8 Gust 24 8 Gust 24 8 Gust 25 8 Gust 25 8 Gust 26 8 Gust 28 9 Gust 31 9 Gust 34 9 Gust 39 9 Gust 43 10 Gust 48 11 Gust 51 12 Gust 55 15 Gust 58 18 Gust 62 21 Gust 65 23 Gust 67 24 Gust 68 24 Gust 68 23 Gust 67 21 Gust 64 21 Gust 62 20 Gust 59 19 Gust 58 19 Gust 58 17 Gust 58 15 Gust 59 13 Gust 59 11 Gust 59
Water °C -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2° -2°

Sun, Moon & Fishing Times

Waxing Gibbous Waxing Gibbous 92% illuminated92%
Major Fishing Times
→
→
Minor Fishing Times
→
→
Sunrise
Sunset
Moonset
Moonrise

Next 7 Days

▲ Blue = High Tide ▼ Red = Low Tide
San Martin, Antarctica — Tide predictions for Friday, October 23, 2026 – Thursday, October 29, 2026. Local times: UTC−03:00. Heights in m relative to LAT.
Day Moon phase 1st Tide 2nd Tide 3rd Tide 4th Tide ☀ Sun Major Times Major fishing times (solunar periods) Minor Times Minor fishing times (solunar periods)
Waxing Gibbous 92%
▼ 0.9 m

▲ 1.21 m

▼ 0.83 m

▲ 1.26 m
▲ 5:00 AM ▼ 9:27 PM 10:04 AM → 12:04 PM
10:27 PM → 12:27 AM
4:28 AM → 5:28 AM
5:15 PM → 6:15 PM
Waxing Gibbous 97%
▼ 0.93 m

▲ 1.09 m

▼ 0.74 m

▲ 1.34 m
▲ 4:56 AM ▼ 9:31 PM 10:50 AM → 12:50 PM
4:09 AM → 5:09 AM
7:15 PM → 8:15 PM
Waxing Gibbous 99%
▼ 1 m

▲ 1.05 m

▼ 0.58 m

▲ 1.39 m
▲ 4:51 AM ▼ 9:36 PM 11:14 PM → 1:14 AM
11:39 AM → 1:39 PM
3:46 AM → 4:46 AM
9:33 PM → 10:33 PM
Full Moon 100%
▼ 0.41 m
▲ 4:47 AM ▼ 9:40 PM 12:05 AM → 2:05 AM
12:32 PM → 2:32 PM
3:14 AM → 4:14 AM
Waning Gibbous 97%
▲ 1.41 m

▼ 0.27 m
▲ 4:42 AM ▼ 9:44 PM 1:01 AM → 3:01 AM
Waning Gibbous 92%
▲ 1.38 m

▼ 1.37 m

▲ 1.45 m

▼ 0.16 m
▲ 4:38 AM ▼ 9:49 PM 2:01 AM → 4:01 AM
Waning Gibbous 84%
▲ 1.63 m

▼ 0.08 m
▲ 4:33 AM ▼ 9:53 PM 3:05 AM → 5:05 AM

Location & Map

Latitude
68° 7' 59" S (-68.133)
Longitude
67° 6' 0" W (-67.1)

About these predictions

Tide heights are predictions, not measurements. Wind, air pressure, storms, and river flow can cause actual water levels to differ. Not for navigation.

Tide prediction source: Slackwater database (https://github.com/openwatersio/slackwater-database). Source: Hart-Davis, M., Dettmering, D., Seitz, F. (2025), TICON-4: TIdal CONstants based on GESLA-4 sea-level records, SEANOE, https://doi.org/10.17882/109129. Licensed CC BY 4.0 ( license details ). Modified: see https://github.com/openwatersio/slackwater-database#modifications-to-source-data Predictions generated with Slackwater; not an official government forecast. Official source
Vertical datum: LAT — LAT

Weather Data: Open-Meteo

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