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The original item was published from 9/1/2021 4:34:00 PM to 9/24/2021 4:11:30 PM.
Posted on: September 1, 2021
[ARCHIVED] SPECIAL WEATHER ADVISORY: As of September 1, 2021 - 4:30 pm
We are anticipating a significant flood event in the Twsp due to the remnants of Hurricane Ida moving through our area. Forecasting indicates the Pompton River will crest Thurs, 9/2/21 in the evening; this is the time of greatest impact on our community.
- Rainfall - 5”- 6” most of it on Wednesday night, ending Thursday morning
- Saturated ground, based upon the recent impact of Hurricane/Tropical Storm Henri
- Potential backflow issues due to major flooding on the Passaic River
- Additional flow if the Pompton Gates open
- Heaviest rain subsides by midnight tonight (Wednesday, September 1, 2021)
- Rain ends end by mid-morning on Thursday, September 2, 2021
- Total expected rainfall: 5 inches – 6 inches
Projected Pompton River Crest:
- Thursday, September 2, 2021 in the evening
- Based on rainfall projections: Pompton crests at 17 ft. – 19 ft.
- If added flow from Passaic River/Pompton Gates - increased crest could rise as high as 21 ft.
Flood-Affected Areas Based on Crest Predictions:
- 17 ft. – 19 ft.: Harrison Road, Route 23, Neighborhoods: Pequannock/Madison/Garrow/Riverside/Roland area
- 20 ft. – 21 ft.: The Village
- Please check Thursday morning for updates regarding any potential evacuations, well before expected river crest Thursday evening
- Please understand that the foregoing information represents the results of the Township’s most recent analysis. This storm continues to be very challenging to predict but the goal is to be prepared!
- Please remain alert to any changing conditions - some helpful links:
- Pompton River hydrograph
- Local Weather Forecast