Flood Watch

Redondo Beach, WA

Day 1: 2024-09-10

CATEGORY 2

WHAT Minor coastal flooding expected. Possible inundation of up to 1 foot above ground level near shorelines and low-lying areas.

*WHEN From 04:48 AM to 07:00 PM PST.

IMPACTS Minor flooding of low-lying areas, parks, and roads. Isolated road closures possible.

ADDITIONAL DETAILS...

The barometric pressure on 2024-09-10 is relatively high at 1011.17 hPa during the high tide at 04:48 AM and 01:30 AM. The tide height reaches up to approximately 17.22 feet, which is significant but not extreme compared to historical events. Wind speeds are low, ranging from 0 to 10 kmph, with varying directions. Given these conditions, the likelihood of severe flooding is low, but minor coastal flooding could occur.

Day 2: 2024-09-11

CATEGORY 2

WHAT Minor coastal flooding expected. Possible inundation of up to 1 foot above ground level near shorelines and low-lying areas.

WHEN From 05:54 AM to 12:12 PM PST.

IMPACTS Minor flooding of low-lying areas, parks, and roads. Isolated road closures possible.

ADDITIONAL DETAILS...

On 2024-09-11, the barometric pressure is higher at 1016.79 hPa during the high tide at 12:12 PM and slightly lower at 1013.77 hPa during the high tide at 05:54 AM. The tide height reaches up to approximately 17.22 feet. Wind speeds remain low, with directions varying from SSW to SSE. These conditions suggest a low likelihood of severe flooding but minor coastal flooding could still occur.

Day 3: 2024-09-12

CATEGORY 3

WHAT Moderate coastal flooding expected. Possible inundation of up to 2 feet above ground level near shorelines and low-lying areas.

WHEN From 03:12 AM to 01:48 PM PST.

IMPACTS Moderate flooding of low-lying areas, parks, and roads. Some road closures possible.

ADDITIONAL DETAILS...

On 2024-09-12, the barometric pressure is relatively high at 1016.43 hPa during the high tide at 03:12 AM and slightly lower at 1012.90 hPa during the high tide at 01:48 PM. The tide height reaches up to approximately 17.75 feet, which is significant but not extreme compared to historical events like those on 12/27/2022 (Category 5). Wind speeds remain low with varying directions from NNE to SE. These conditions suggest a moderate likelihood of coastal flooding, warranting closer monitoring.

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.


Forecast Reasoning:

Day 1 (2024-09-10):

  1. Barometric Pressure: High at around 1011 hPa.
  2. Tide Height: Approximately up to 17.22 feet.
  3. Wind Direction: Varying with low speeds.
  4. NOAA Likelihood: Low likelihood of flooding.
  5. Conclusion: Category 2 - Minor coastal flooding expected due to high tide but mitigated by higher barometric pressure.

Day 2 (2024-09-11):

  1. Barometric Pressure: High at around 1016 hPa.
  2. Tide Height: Approximately up to 17.22 feet.
  3. Wind Direction: Varying with low speeds.
  4. NOAA Likelihood: Low likelihood of flooding.
  5. Conclusion: Category 2 - Minor coastal flooding expected due to high tide but mitigated by higher barometric pressure.

Day 3 (2024-09-12):

  1. Barometric Pressure: High at around 1016 hPa.
  2. Tide Height: Approximately up to 17.75 feet.
  3. Wind Direction: Varying with low speeds.
  4. NOAA Likelihood: Low likelihood of flooding.
  5. Conclusion: Category 3 - Moderate coastal flooding expected due to higher tide height despite higher barometric pressure.

This analysis is based on the provided data and historical comparisons for Redondo Beach, WA, emphasizing the importance of monitoring local forecasts and consulting with local authorities for final decision-making in flood-related situations.