The following conditions influenced this month's forecasts:
Precipitation:
Seasonal October-February
precipitation was below average at 80 percent of average in the Virgin Headwaters.
February
precipitation was 85 percent of average in the Virgin Headwaters.
Snow:
March 1st snowpack in the Virgin River Basin was 65 percent of average.
Virgin River Basin
Snow Plot
Streamflow:
February streamflow volume for the Virgin River Basin was 80 percent of average and 95 percent of median.
Soil Moisture:
Modeled
soil moisture content was above average in the Virgin River Headwaters going into the winter.
Climate Forecasts:
La Nina climate conditions suggest slightly decreased chances of precipitation in this area.
Forecast Summary:
Conditions within the basin remain similar to last month, so there are currently no changes to the forecasts of April-July runoff volume.
The March 1st snowpack in the Virgin River Basin remains much below average at 65 percent of average.
As of March 1st, April-July runoff volumes are forecast to be 42 to 55 percent of average and 68 to 78 percent of the median.
Differences between the full period forecasts and the residual forecasts may not exactly equal the actual observed volumes due to rounding conventions (see Definitions section).