Willow Creek near Willow
Highest listed crest 9.01 ftFlood stage 5.9 ft35 crests since 1979
The Willow Creek near Willow crested at major flood stage 5 times among the 35 crests the National Weather Service lists from 1979 to 2020. The highest, 9.01 ft on October 11, 1986, was major flooding, 3.11 feet above flood stage. 1 other gauge on the Willow Creek crested above flood stage within a week of it, 1 at its own highest listed crest.
The gauge
- Highest listed crest
- 9.01 ft
- October 11, 1986; 12,000 cubic feet per second
- Flood stage
- 5.9 ft
- Major flooding from 7.3 ft
- Crests at major
- 5
- 1st of 110 gauges in Alaska
- Most recent flood crest
- September 21, 2012
- 8.27 ft, major flooding
Flood stages
The thresholds the National Weather Service uses for this gauge today, and how many listed crests reached each.
| Action stage | 5.0 | 7 | Sep 29, 2015 |
| Flood stage (minor) | 5.9 | 4 | Aug 12, 1985 |
| Moderate flood stage | 6.8 | 0 | — |
| Major flood stage | 7.3 | 5 | Sep 21, 2012 |
Every listed crest
35 crests from 1979 to 2020. Filled: at or above flood stage. Hover a crest for its date and stage.
Crests at or above flood stage, by decade
- These are the crests the local National Weather Service office lists for the gauge: the highest on record and recent crests. Lesser floods between them may be missing, so counts by decade are a floor.
- Categories use today's flood stages. Levees, dams and channel changes since a crest can make old and new stages not directly comparable.
Highest crests
| 1 | Oct 11, 1986 | 9.01 | +3.11 | Major |
| 2 | Jul 28, 1980 | 8.80 | +2.90 | Major |
| 3 | Sep 21, 2012 | 8.27 | +2.37 | Major |
| 4 | May 28, 1979 | 7.82 | +1.92 | Major |
| 5 | Aug 19, 2006 | 7.38 | +1.48 | Major |
| 6 | Aug 12, 1985 | 6.40 | +0.50 | Minor |
| 7 | Sep 16, 1982 | 6.34 | +0.44 | Minor |
| 8 | Aug 25, 1984 | 6.22 | +0.32 | Minor |
| 9 | Aug 15, 1981 | 5.97 | +0.07 | Minor |
| 10 | Aug 13, 1990 | 5.87 | −0.03 | Action |
| 11 | Sep 13, 1990 | 5.87 | −0.03 | Action |
| 12 | Sep 21, 1993 | 5.74 | −0.16 | Action |
| 13 | Jul 20, 1986 | 5.67 | −0.23 | Action |
| 14 | Oct 1, 2004 | 5.65 | −0.25 | Action |
| 15 | Sep 29, 2015 | 5.64 | −0.26 | Action |
| 16 | Sep 30, 1983 | 5.02 | −0.88 | Action |
| 17 | Jun 21, 2001 | 4.99 | −0.91 | Below flood stage |
| 18 | Jun 16, 2018 | 4.99 | −0.91 | Below flood stage |
| 19 | Aug 27, 1989 | 4.88 | −1.02 | Below flood stage |
| 20 | Aug 9, 2011 | 4.84 | −1.06 | Below flood stage |
| 21 | Sep 13, 2016 | 4.75 | −1.15 | Below flood stage |
| 22 | Aug 13, 2002 | 4.65 | −1.25 | Below flood stage |
| 23 | Sep 11, 2013 | 4.60 | −1.30 | Below flood stage |
| 24 | Oct 7, 2002 | 4.52 | −1.38 | Below flood stage |
| 25 | Sep 1, 2020 | 4.50 | −1.40 | Below flood stage |
| 26 | Jun 17, 2004 | 4.47 | −1.43 | Below flood stage |
| 27 | Jun 6, 1988 | 4.46 | −1.44 | Below flood stage |
| 28 | Jun 9, 2019 | 4.43 | −1.47 | Below flood stage |
| 29 | May 25, 1991 | 4.40 | −1.50 | Below flood stage |
| 30 | Jun 2, 1992 | 4.38 | −1.52 | Below flood stage |
| 31 | Oct 28, 2013 | 4.17 | −1.73 | Below flood stage |
| 32 | Jul 23, 2008 | 4.14 | −1.76 | Below flood stage |
| 33 | May 26, 2009 | 4.09 | −1.81 | Below flood stage |
| 34 | Aug 29, 2010 | 3.95 | −1.95 | Below flood stage |
| 35 | Jul 9, 2017 | 3.48 | −2.42 | Below flood stage |
The worst floods along the Willow Creek
For this gauge's highest crests, the other gauges on the Willow Creek that crested above flood stage within a week.
October 11, 1986: 9.01 ft here, major flooding
- Parks Highway near WillowAK · Oct 11, 1986 · 13.86 ft · Major · its highest
July 28, 1980: 8.80 ft here, major flooding
- Parks Highway near WillowAK · Jul 28, 1980 · 11.02 ft · Minor
September 21, 2012: 8.27 ft here, major flooding
- Parks Highway near WillowAK · Sep 21, 2012 · 13.35 ft · Major
Gauges on the Willow Creek
Flood gauges sharing the river's name, linked within 80 miles of one another.
| Parks Highway near Willow | AK | 13.86 ft, Oct 11, 1986 | 3 |
| Willow this gauge | AK | 9.01 ft, Oct 11, 1986 | 5 |
Other gauges in Matanuska-Susitna Borough
| Chelatna Lake near Lake Outlet | 4.29 ft, Sep 24, 2012 | 0 |
| Willow | 179.70 ft, Sep 21, 2012 | 0 |
| Hatcher Pass Rd Bridge | 12.45 ft, Sep 21, 2012 | 0 |
| Parks Hwy Bridge near Houston | 13.95 ft, Sep 22, 2012 | 2 |
| Palmer | 9.00 ft, Aug 19, 2006 | 2 |
| Paxson | 8.24 ft, Aug 11, 1971 | 0 |
| Parks Highway Bridge | 11.30 ft, Oct 10, 1986 | 1 |
| Oilwell Road near Trapper Creek | 19.05 ft, Jul 23, 2026 | 0 |
| Palmer | 17.96 ft, Aug 7, 2018 | 0 |
| Skwentna | 43.96 ft, Jun 25, 2012 | 0 |
| Gold Creek | 18.30 ft, Jun 15, 1962 | 0 |
| Denali | 13.32 ft, Aug 10, 1971 | 0 |
| Alaska Railroad Bridge 227.1 at Talkeetna | 16.55 ft, Oct 11, 1986 | 2 |
| Talkeetna | 17.38 ft, Oct 11, 1986 | 2 |
| Parks Highway near Willow | 13.86 ft, Oct 11, 1986 | 3 |
| Lake Creek | 22.54 ft, Aug 30, 2025 | 0 |
Matanuska-Susitna Borough: every hazard · River floods across the country · Alaska
NOAA National Water Prediction Service, gauge WLWA2, retrieved October 30, 2026. Stages in feet on the gauge's own datum, not elevation. Crests are as the National Weather Service lists them; preliminary values may be revised.