An area of low pressure centered over Oregon and Washington this afternoon will bring much cooler temperatures to Nevada, with highs across Northern NV this afternoon in the 50s and 60s, and highs across Central NV in the 70s to low 80s. This evening and overnight the upper level low will drift south and east, centering over Northern NV and Idaho. Low temperatures late tonight into Sunday morning will drop into the 30s for most of Northern and portions of Central NV.