An intense Bering Sea storm with its associated front into the north Pacific produced heavy rain along the Alaska Peninsula. The combination of the heavy rain and a high tide resulted in excess water flow from Chignik Lake becoming dammed in the mouth of the river and flooding along the road into town.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS AFC wrote it up.
An intense Bering Sea storm with its associated front into the north Pacific produced heavy rain along the Alaska Peninsula. The combination of the heavy rain and a high tide resulted in excess water flow from Chignik Lake becoming dammed in the mouth of the river and flooding along the road into town.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Anchorage, AK wrote its last area forecast discussion before the first event at Dec 1, 12:00 AM AKST, 3 hours earlier.
AREA FORECAST DISCUSSION SOUTHCENTRAL AND SOUTHWEST ALASKA 500 AM AST SAT DEC 1 2007 .ANALYSIS AND UPPER LEVELS... UPPER LEVEL RIDGE THIS MORNING CENTERED OVER MAINLAND AK AND EXTENDING NORTH TO THE POLE AND SOUTH BEYOND THE GULF OF AK. TROUGHS EXTEND FROM A HUDSON BAY LOW TO THE PAC NW...AND FROM SIBERIA ACROSS KAMCHATKA AND THE EXTREME WESTERN ALEUTIANS. AT THE SURFACE...A LOW IS MOVING INTO EASTERN RUSSIA FROM THE BERING AND A MASSIVE RIDGE CENTERED OVER THE ALCAN COVERS ALL OF MAINLAND AK AND THE YUKON. A DISSIPATING WEATHER FRONT EXTENDS FROM THE BERING STRAIT TO THE AKPEN AND BEYOND. .MODEL DISCUSSION... MODELS REMAIN IN EXCELLENT AGREEMENT WITH A TREND TOWARD THE GFS FOR THE NEXT THREE DAYS AS ALL SURFACE FEATURES RETROGRADE TO THE WEST. AFTER THAT POINT UNCERTAINTY INCREASES AS THE MODELS STRUGGLE TO RESOLVE A PATTERN CHANGE. NEW FORECAST MAKES LITTLE CHANGE AFTER 3 DAYS FROM THE PREVIOUS SOLUTION. .SHORT TERM FORECAST... SOUTH AND EAST OF THE AK RANGE...HIGH PRESSURE BUILDS OVER THE AREA. AS A LOW DEVELOPS OVER THE NORTHERN GULF TODAY...A SIGNIFICANT PRESSURE GRADIENT DEVELOPS BETWEEN COLD HIGH PRESSURE OVER THE ALCAN AND COPPER RIVER BASIN AND WARMER LOW PRESSURE OVER THE GULF. THIS WILL CAUSE POTENTIALLY DANGEROUS WINDS TO DEVELOP LATER TODAY OUT OF THE MATANUSKA VALLEY AND COPPER RIVER DELTA...AS WELL AS THOMPSON PASS AND THE VALDEZ AREA...WHICH WILL PERSIST INTO THE EARLY PART OF NEXT WEEK. AS THE GULF LOW MOVES TOWARD THE AKPEN...IT WILL BRING SNOW TO GULF COASTAL SECTIONS THROUGH MON...WITH HEAVIER AMOUNTS TUE. FOR SW AK...LINGERING WINDS DIMINISH TODAY AND SIGNIFICANT CLEARING BEGINS TO AFFECT THE ENTIRE AREA. AS THE GULF LOW MOVES TO THE AKPEN...SNOW SHOWERS WILL AFFECT AREAS NEAR THE AK RANGE MON... SPREADING NORTH AND WEST THROUGH TUE. IN THE WEST...THE EASTERN BERING WILL HAVE RAIN ASSOCIATED WITH THE WESTWARD DRIFTING FRONT FROM WESTERN AK. THIS WASHES OUT SUN MORNING AGAINST A RIDGE OVER THE CENTRAL BERING. LIGHT SNOW IN THE EXTREME WEST WILL BE ASSOCIATED WITH A FRONT UNABLE TO MOVE EAST BECAUSE OF THE CENTRAL BERING RIDGE. THIS WILL CONTINUE THROUGH MONDAY. NORTH FLOW ACROSS MUCH OF THE BERING SETS UP IN RESPONSE TO THE GULF LOW MOVING TO THE EASTERN ALEUTIANS MON NIGHT. .LONG TERM FORECAST... IN THE EAST A SERIES OF WEAK WEATHER FRONTS WILL CROSS THE GULF. PRECIPITATION WILL BE LIMITED TO COASTAL SECTIONS. IN THE SOUTHWEST...WEAK SOUTHWEST FLOW SETS UP WITH SOME SNOW MOVING INTO THE AREA. IN THE WEST...BENIGN CONDITION PERSIST UNTIL A LOW MOVES ACROSS THE BERING IN THE MIDDLE OF THE WEEK WITH SIGNIFICANT WIND AND SNOW FOR THE ALEUTIANS. .AER/ALU...WATCH/WARNING SUMMARY PUBLIC... HIGH WIND WATCH 111 131 135 MARINE...GALES 121 132 138 150 155 160 180 FIRE WEATHER...NONE DS DEC 07
The national radar mosaic for the moment the first event began.
1 flood. Local standard time, as filed.
Heavy rain overnight November 30th into the morning of December 1st produced local flooding in Chignik.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Alaska in 2007Every state in 2007This day in weather historyWarnings in Alaska, December 2007
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 62063.