Elevated North America

NWS / NOAA weather: Coastal Flood Warning issued September 23 at 11:00AM AKDT until September 26 at 4:00AM AKDT by NWS Anchorage AK

* WHAT...Water levels on average of 1.5 to 2.5 feet above the
normal highest tide line near Kwigillingok. Southeast winds 35
to 45 mph with gusts up to 60 mph expected Thursday. South winds
30 to 40 mph with gusts to 50 mph expected Friday.

* WHERE...Kuskokwim Delta Coast including Kwigillingok and
Kipnuk.

* WHEN...From 4 AM Thursday to 4 AM Saturday.

* IMPACTS...Coastal flooding of low lying areas and erosion are
possible.

* ADDITIONAL DETAILS...There will be multiple peaks in water
levels for the Kuskokwim Delta Thursday morning through
Saturday morning coinciding with high tide cycles and strong
southerly winds. Southeast winds 35 to 45 mph with gusts to 60
mph Thursday afternoon will diminish early Friday until the
low pressure system moves west of the coast by Friday
afternoon. Then, winds will become southerly at 30 to 40 mph
with gusts to 50 mph by Friday afternoon. Winds gradually
weaken but remain southerly through Saturday.

For Kwigillingok, water levels reach 1.5 to 2.5 feet above the
normal highest tide line on Thursday, coinciding with the passage
of a frontal system. Water levels could reach up to 5 feet in a
worst case scenario. If water levels rise to 2.5 feet, impacts
would be comparable to the August 2024 storm.

For Kipnuk, the highest water levels of 1 to 2 feet above the
normal highest tide line are expected on Friday as a low pressure
system moves west of the coast and winds become southerly. Water
levels could reach 2 to 3 feet in a worst case scenario.

For more information regarding potential local flood impacts,
please reference maps.dggs.alaska.gov/akfit/

Severity
Severe (4/5) · CAP Severe
This month
969th Weather alert at severity 4+ in the last 30 days
Source: NWS / NOAA weather

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