Alert archive / Alaska / Flash Flood Warnings in 2005
Flash Flood Warning 9, NWS Fairbanks, AK
NWS Fairbanks, AK issued this flash flood warning at Jul 24, 2005, 6:39 PM AKDT. It was in force for 6 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2005, 6:39 PM AKDT (02:39 UTC)
- Expired
- Jul 24, 2005, 6:45 PM AKDT
- In force
- 6 min
- Issued by
- NWS Fairbanks, AK
- Area
- Counties, with a storm outline in the text
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The nearest sounding before it
Kotzebue, (POTZ), launched 00:00Z, 2.7 hours before the alert went out and 267 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 30 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 2046 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGAK59 PAFG 250741 FFWAFG AKZ210-212-216-251345- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE FAIRBANKS AK 1139 PM ADT SUN JUL 24 2005 THE NATIONAL WEATHER SERVICE IN FAIRBANKS HAS ISSUED A * FLASH FLOOD WARNING FOR... EASTERN NORTON SOUND AND NULATO HILLS AREA OF ALASKA FOR THE NULATO HILLS NORTH OF UNALAKLEET LOWER KOYUKUK AND MIDDLE YUKON VALLEYS AREA OF ALASKA OVER THE NULATO HILLS NORTHERN AND INTERIOR SEWARD PENINSULA AREA OF ALASKA EAST OF BUCKLAND AND HAYCOCK * UNTIL 545 AM ADT * AT 1100 PM ADT...VERY HEAVY RAIN WAS REPORTED FROM A THUNDERSTORM OVER THE WARNED AREA. * THE STORM PRODUCING VERY HEAVY RAIN WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED . A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY AUTOMOBILE. LAT...LON 6447 16001 6446 15818 6551 15793 6564 15981 $$ SHY
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Fairbanks, AK wrote its last area forecast discussion before this flash flood warning went out at Jul 24, 9:30 AM AKDT, 9 hours 9 minutes earlier.
Area forecast discussion, Jul 24, 9:30 AM AKDT, 9 hours 9 minutes before
NORTH ALASKA FORECAST DISCUSSION
230 PM ADT SUN JUL 24 2005
.DISCUSSION...
UPPER AIR...HIGH PRESSURE WITH CENTER NORTH OF ALASKA AND LOW
PRESSURE CENTERED 150 MILES SOUTHEAST OF COLD BAY WILL MOVE SLOWLY
THROUGH THU. ANOTHER LOW WITH CENTER OVER FAR NORTHERN CANADA WILL
ROTATE AND MOVE A LITTLE NORTH THROUGH THU. BY THU AFTERNOON...THE
LOW WILL BE NEAR 75N/118W...THE HIGH WILL BE CENTERED OVER THE
HIGH ARCTIC NEAR 82N/153W...THE GULF OF ALASKA LOW WILL BE NEAR
54N/147W.
SURFACE...1000 MB LOW 240 MILES SOUTHEAST OF COLD BAY WILL MOVE
EAST AND BE 1008 MB 600 MILES EAST OF COLD BAY WED AFTERNOON. HIGH
PRESSURE OVER THE ARCTIC OCEAN WITH CENTER JUST NORTH OF THE STATE
WILL PERSIST BUT THE CENTER WILL MOVE TO OVER THE HIGH ARCTIC NEAR
85N/131W BY THU AFTERNOON. THERMAL TROUGH WEST TO EAST ACROSS THE
INTERIOR WILL CONTINUE.
NORTH SLOPE...HIGH PRESSURE OVER THE ARCTIC WILL PRODUCE EAST
WINDS THROUGH THIS WEEK. WINDS MAY REACH MINIMAL ADVISORY LEVELS
OVER MARINE AREAS AT TIMES. TEMPERATURES WILL WARM FROM BARROW
EAST TONIGHT AND MON AS UPPER LEVEL LOW OVER NORTHERN CANADA MOVES
NORTHEAST. TEMPERATURES TO THE WEST OF BARROW WILL CONTINUE WARM.
NO PRECIPITATION IS EXPECTED.
WEST COAST...LOW PRESSURE MOVING EAST OF COLD BAY WILL
FEED MOISTURE INTO THE YUKON DELTA AND SOUTHWESTERN
INTERIOR THROUGH TUE. THE INCREASE OF MOISTURE MAY BE ENOUGH
TO SET OFF AFTERNOON AND EVENING THUNDERSTORMS FOR THAT AREA.
TEMPERATURES WILL REMAIN WARM AND WINDS LIGHT.
INTERIOR...THE NORTHERN INTERIOR WILL BE CUT OFF FROM ANY MOISTURE
SOURCE THIS WEEK. ON MON AFTERNOON AND EVENING...A WEAKENING
OCCLUDED FRONT ASSOCIATED WITH LOW PRESSURE NEAR KODIAK WILL MOVE
NORTH OUT OF THE GULF OF ALASKA. ANOTHER ONE WILL FOLLOW ON WED.
MOST OF THE SHOWERS ASSOCIATED WITH THE FRONTS WILL BE OVER THE
ALASKA RANGE. MOISTURE FLOW FROM THE SOUTHEAST SHOULD ENTER THE
SOUTHEAST INTERIOR ON WED AS THE GULF OF ALASKA LOWS MOVES EAST.
.HYDRO...NO SIGNIFICANT ISSUES.
.FIRE WEATHER...ISOLATED DRY THUNDERSTORMS MAY OCCUR OVER THE
CENTRAL AND EASTERN INTERIOR THIS AFTERNOON. THUNDERSTORMS SHOULD
TURN WET ON MON. NO THUNDERSTORMS OR SHOWERS ARE EXPECTED FOR THE
NORTHERN INTERIOR.
.AFG WATCH/WARNING/ADVISORIES...
PUBLIC...DENSE FOG ADVISORY ZONE 204 EASTERN BEAUFORT SEA COAST.
MARINE...SMALL CRAFT ADVISORY:
ZONE 225 CAPE THOMPSON TO CAPE BEAUFORT
ZONE 230 CAPE BEAUFORT TO POINT FRANKLIN
ZONE 235 POINT FRANKLIN TO CAPE HALKETT
DA JUL 05Nearby
Flash Flood Warnings in Alaska, 2005Every flash flood warning in 2005
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.