Search
Rob Van Kirk
- Apr 13
Summer 2021 Predictions: Another 2016?
This is the 5th consecutive year I have predicted upcoming spring and summer streamflow conditions based on April-1 data, including...
1 view
Rob Van Kirk
- Dec 30, 2020
Winter Flow Shows Increasing Trend
Winter flow at Island Park Dam is the single biggest management factor determining trout recruitment in the Henry's Fork downstream of...
0 views
Rob Van Kirk
- Nov 6, 2020
High Turbidity Headlines 2020 Water Quality
Temperatures were below average and highly variable during the spring but above average for most of August and September, reflecting air...
1 view
Rob Van Kirk
- Oct 14, 2020
Water Year 2020: 92% of Average Supply
Climate: Record-breaking cold in October, a generally dry winter, a 9th-inning rally that brought snowpack up to average just in time for...
1 view
Rob Van Kirk
- Apr 2, 2020
Predicted 2020 Water Supply Near Average
A cold, wet March brought snow water equivalent up to 97% of average, after it spent most of the winter down around 90% of average....
1 view
Rob Van Kirk
- Oct 11, 2019
Water Year 2019: 3rd Year of High Reservoir Carryover
Climate: Record-breaking February snow, springtime temperature 2 degrees below average, and heavy precipitation in September. Mean...
0 views
Rob Van Kirk
- Apr 10, 2019
Water Supply Above Average for 3rd Consecutive Year
Record precipitation in February moved snowpack from 80% of average on February 1 to 110% of average on April 1. Watershed-wide natural...
0 views
Rob Van Kirk
- Oct 6, 2018
Water Year 2018: Average Supply but Above-Average Reservoir Carryover
Water-year 2018 ended up close to average, at 102% of average precipitation and 105% of average streamflow. Upper Henry's Fork...
0 views
Rob Van Kirk
- May 9, 2018
Streamflow and Reservoir Predictions for Summer 2018
Cool, wet weather from mid-February to mid-April turned an average water supply into one that is decidedly above average. As of May 9,...
1 view
Rob Van Kirk
- Oct 6, 2017
Water Year 2017: Precipitation 138% of Average, Streamflow 109% of Average
Water year 2017 was above average in both precipitation and streamflow. Averaged over the whole watershed, precipitation was 138% of...
1 view
Rob Van Kirk
- Apr 21, 2017
Summer 2017 Streamflow Predictions: Much Better than 2016
To provide streamflow information for all river stakeholders, we have constructed a computer simulation model of the Henry’s Fork...
2 views