Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.

A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >

Overview

The 2018 Kentucky Derby in Louisville will go down as the wettest ever. 3.15" of rain was recorded at Louisville International Airport on May 5, shattering the previous wettest Kentucky Derby and the daily record for May 5.

Record Rainfall in Louisville during 2018 Kentucky Derby

Flooding
Radar
Environment

Flooding


South Fork Beargrass Creek gage near Audubon Park	South Fork Beargrass Creek near Germantown	Flooding on ramp for I-64/I-264

Radar and Rainfall Totals:

Header


Louisville metro 24 hr precip	Forecast Area 24 hour precip	Radar Loop 2 pm to 5 pm EDT

Environment

The environment supported some heavy rainfall with Precipitable Water (PWAT) values highest across the TN and lower OH Valleys.


Figure 1: 19z Precipitable Water (PWAT)	Figure 2: 19z 850 mb moisture transport	Figure 3: 19z Upwind Propagation Vector

Media use of NWS Web News Stories is encouraged!
Please acknowledge the NWS as the source of any news information accessed from this site.

Weather Story

Weather Map

Local Radar

LMK RSS Feed

Atmospheric River to Begin to Impact the Northwest U.S.; Gusty Winds in the Northeast U.S.

2018 Kentucky Derby Wettest Ever