Yukon Delta Coast, Alaska
Tornadoes, hail, floods and severe storms recorded here between 2024 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
0
Tornado reports
0
Hail reports
7
Floods since 1996
28
All events
0
Deaths
$345K
Property damage
Year by year
All storm eventsTornadoes
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
Most significant events
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
Flood Flood
The NWS River Watch team reported that the Alakanuk Slough jammed at its mouth, causing minor flooding that primarily impacted the south riverbank. Roads leading to the airport were covered in water by Tuesday afternoon (May 26th). However, because the upstream Yukon River was la…
Flood Flood
The NWS River Watch team observed a 30-mile thick run of bank to bank ice pushing towards the coast that caused Kwiguk Pass to jam up heavily at it's mouth, backing floodwaters directly into the village of Emmonak. The river stage surged to 9.7 feet (approaching the historic 11.5…
Flood Flood
The NWS River Watch team reported that thick, bank-to-bank river ice became severely restricted downriver, forcing the river to back up several feet over the weekend at Mountain Village causing flooding of low-lying areas. Water levels continued a slow, steady rise through Monday…
Blizzard Blizzard
The Hooper Bay AWOS site (PAHP) reported blizzard like conditions beginning at 00:25 AKDT on 4/22 and continued through 08:50 AKDT on 4/22. Blizzard conditions were met at 03:25 AKDT on 4/22 with heavy snow, ice fog, 1/4 miles visibility, and 38 mph winds gusting to 44 mph. A pea…
Winter Storm Winter Storm
NWS Fairbanks upgraded a Winter Storm Watch to a Winter Storm Warning at 1020AKST on April 18, 2026 for the Yukon Delta Coast. On April 18, the AWOS site at Hooper Bay Airport (PAHP) first reported blizzard conditions at 1630AKST, which continued through 2210AKST before subsiding…
Blizzard Blizzard
NWS Fairbanks issued a Blizzard Warning for the Yukon Delta Coast at 0837AKST on March 7, 2026. The AWOS site at Chevak Airport (PAVA) first reported blizzard conditions at 0835AKST on March 7, 2026; the final verifying observation occurred at 1956AKST on March 7, 2026. At the pe…
Blizzard Blizzard
The Hooper Bay AWOS (PAHP) first reported blizzard conditions at 12:41L on 2/16 and continued through 19:43L on 2/16. Blizzard conditions were met at 15:45L on 2/16. A nearby AWOS site at Chevak (PAVA) also reported consistent winds above 35 mph and visibilities less than or equa…
Blizzard Blizzard
Blizzard conditions returned to the Yukon Delta Coast during the late morning hours of the 13th. The Hooper Bay AWOS (PAHP) reported strong east winds gusting to between 35 and 40 miles per hour along with heavy snow and visibility readings of 1/4 mile for approximately 7 hours. …
Blizzard Blizzard
Snowfall began shortly after midnight along the Yukon Delta coast and by mid morning, heavy snow and strong winds had resulted in blizzard conditions all along the coast as well as inland. The Chevak AWOS (PAVA) began reporting wind gusts in excess of 35 mph and visibilities as l…
Blizzard Blizzard
Both the Chevak and Hooper Bay AWOS stations reported blizzard conditions ongoing for multiple hours. At the Chevak AWOS site (PAVA), blizzard conditions were first met on 1/4/26 at 14:15L reporting 1/4 mi visibility with 39 mph sustained winds. The peak observation at the AWOS s…
Coastal Flood Coastal Flood
A Facebook post from a resident of Kotlik at 0258AKST on October 12th indicated that a storage container was lifted and moved by high waters. At Scammon Bay, a member of the public reported minor flooding and a road washout via Facebook at 0602AKST on October 12th. At Emmonak, a …
High Wind High Wind
The USArray fixed Vaisala WXT536 weather station, operated by the Alaska Earthquake Center on Kusilvak Mountain (K13KX), reported sustained winds of 45 to 75 mph from the night of October 11th through midday October 12th. A peak wind gust of 107 mph was measured on October 12th a…
Coastal Flood Coastal Flood
Emergency managers reported at 15:00 local time on October 7th that boats were lost due to flood waters (caused by coastal flooding) inundating low-lying areas of the community.
High Wind High Wind
The USARRAY mesonet (K13KX) located atop of Kusilvak Mountain reported an initial verifying observation of 53 kt peak wind at 11:45 local time on October 7th. The peak observation at this site was a 61 mph wind gust at 19:45 local time on October 7th. The hazard did not verify at…
Blizzard Blizzard
Blizzard conditions became established at the Chevak AWOS (PAVA) along the Yukon Coast during the early morning hours. These conditions persisted until midday with a peak wind gust of 48 mph reported.
Blizzard Blizzard
A combination of steady snowfall and strong winds led to a period of visibilities reduced to or below one quarter mile at the Chevak AWOS (PAVA). During this time frame peak wind gusts were measured at 54 mph with gusts consistently between 45 and 50 mph.
Blizzard Blizzard
PAVA reported winds greater than35 mph and visibilities of 1/4 mile or less from 4:40 PM to 8:20 PM on March 2nd. During the height of the blizzard, winds were sustained at 47 mph with gusts to 53 mph and visibility below 1/4 mile.
Winter Storm Winter Storm
The Chevak Airport AWOS (PAVA) reported Winter Storm conditions with visibilities dropping to between 1/4 and 1/2 mile for more than 12 hours while reporting heavy snow and fog. Sustained winds of 30 to 40 mph were common during this time frame.
Coastal Flood Coastal Flood
Widespread coastal flooding was reported across the Yukon Delta coast as strong winds pushed water onshore. A tribal official from Kotlik reported water flooding and lifting boardwalks, as well as extensive road flooding throughout the community, that closed the Kotlik Tribal Off…
Flood Flood
An ice jam formed in the Yukon River Delta near Emmonak on May 23rd. Ice started moving at Emmonak at 4 am on Thursday, May 23rd, and then stopped, with ice blocked up from bank to bank. Water was rising fast at Emmonak and flooding low-lying areas, including the road to the airp…
Blizzard Blizzard
Blizzard conditions developed during the morning hours of April 15th at Cape Romanzof (PACZ) and Chevak (PAVA) and during the afternoon hours at Mountain Village (PAMO). Strong winds with gusts to 71 mph were reported at Cape Romanzof and wind gusts to 62 mph were reported at Mou…
Blizzard Blizzard
Blizzard conditions developed after midnight on April 10th at Cape Romanzof (PACZ). Wind gusts to 64 mph were reported, accompanied by visibility in blowing snow of less than a quarter of a mile.
Blizzard Blizzard
Blizzard conditions developed during the late morning hours of April 2nd at Cape Romanzof (PACZ) and during the afternoon hours of April 2nd at Chevak (PAVA). Wind gusts to 58 mph were reported at Cape Romanzof and to 52 mph at Chevak. These winds were accompanied by visibility i…
Blizzard Blizzard
Blizzard conditions developed during the afternoon hours on March 23rd at Chevak (PAVA). Northeast winds with gusts to 41 mph were reported, accompanied by heavy snow, resulted in blizzard conditions developing. Conditions improved after noon on March 24th.
Blizzard Blizzard
Blizzard conditions developed during the evening hours on March 18th at Chevak (PAVA). Strong winds with gusts to 51 mph were reported accompanied by heavy snow, resulted in blizzard conditions developing. Conditions improved after midnight on March 19th.
Blizzard Blizzard
Blizzard conditions were observed on the Yukon Delta Coast on the morning of the 21st. Scammon Bay had a peak wind gust of 52 mph during the event.
Blizzard Blizzard
Blizzard conditions were observed on the Yukon Delta Coast on the morning of the 21st. Scammon Bay had a peak wind gust of 52 mph during the event.
Blizzard Blizzard
Blizzard conditions developed at Cape Romonzof the morning of the 6th and continued through the morning of the 7th.
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2026 | 10 | 0 |
| 2025 | 8 | 0 |
| 2024 | 10 | 0 |
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