Category 2 · NO FLOODING EXPECTED

Flood Watch

Redondo Beach, WA

Day 1: 2026-08-17

CATEGORY 2

WHAT
Category 2 indicates no flooding risk. The moderate astronomical tide is the main factor, with slightly below-normal pressure providing a small additional influence.

WHEN
Peak water levels are expected in the morning near 9:06 AM and again in the evening around 9:00 PM.

IMPACTS
• No impact anticipated.

REASONING
Tide is the primary contributor, with a minor effect from pressure; onshore wind is minimal. All model members agree on Category 2, so there is no added uncertainty to note.

Day 2: 2026-08-18

CATEGORY 2

WHAT
Category 2 again means no flooding risk. Tidal effects remain moderate, and pressure is slightly lower than average but not enough to trigger any concerns.

WHEN
Peak water levels will occur late morning around 10:12 AM and again in the evening near 9:36 PM.

IMPACTS
• No impact anticipated.

REASONING
The moderate astronomical tide is the main driver, with a small contribution from slightly below-normal pressure. Onshore wind is present but not significant. Ensemble members unanimously place this day in Category 2.

Day 3: 2026-08-19

CATEGORY 1

WHAT
Category 1 indicates routine conditions with no flood concerns. Tides are lower than the previous days, and pressure remains near normal.

WHEN
High tides are in the late morning around 11:36 AM and again at night near 10:12 PM.

IMPACTS
• No impact anticipated.

REASONING
The tide is modest, with a small effect from pressure and minimal wind influence. This day is similar to the 2026-08-09 Cat 1 event under similar conditions. All ensemble models align on Category 1.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

CATEGORY KEY

Forecast detail

72-hour tide forecast at Tacoma (NOAA), local time. Dashed line is the Category 3 threshold.
14 ft 12 ft 10 ft TodayTueWed Cat 3 · 13 ft 12.7 ft

Weather panel — Day 1

CentralEnsemble p10–p90
Pressure1018.1 hPa1017.3–1017.8
Wind8 mph NW1–2
Surge (forecast)0.40 ft
NOAA HTF likelihood0%

Onshore component: 0.0 mph. Pressure values are MSL; wind is the 10-meter forecast. Ensemble spread is the 10th–90th percentile across five weather models (GFS, ECMWF, ICON, GEM, UKMO).

Closest past event

Friday, February 06, 2026 Category 1
Tide
13.0 ft
Pressure
1018.2 hPa
Wind
7 mph E

Selected from the nearest-neighbor search across every logged flood event · 99% similar.