See https://rvweather.com/warnings-watches-and-advisories/ for latest National Weather Service Warnings and Watches.
See https://rvweather.com/blog/weatherforecasts/weatherforecastanimations/ for latest animations of expected weather conditions.
A significant flood risk continues across TX and LA Gulf Coasts and into AR. Low pressure over the Great Basin brings more snow today for the MT Rockies, a slight risk today and this evening for severe thunderstorms over the Northern and Central High Plains, and strong wind gusts to UT and the four-corners region. Summer-time heat builds into the mid-Atlantic.
— Northeast CA, northwest NV, Northern and Central CA Sierra Nevada mountains above 6500 feet: Winter Weather Advisories t through midday today. Minimal additional impacts.
— CA Central Coasts and Central Valley: Wind Advisories through this evening. Gusts 30-45 mph. I-5, US-101 impacted.
— Southern CA deserts and interior, southern NV: High Wind Warning (CA Tehachapi) and Wind Advisories today and tonight. Gusts 55-65 mph. I-8, I-10, I-15 impacted.
— Northeast ID, Northwest and north-central MT along the Rocky Mountain Front. Winter Storm Warnings (Rocky Mountain Front) and Advisories continue through Friday afternoon. 2-4 inches in lower elevations, 5-12 inches in the mountains, and 1-2 feet of snow above pass levels.. I-15, I-90 impacted.
— Central and northern AZ, southeastern UT: Wind Advisories through Friday evening. Gusts 50-55 mph. I-40, I-70 impacted.
— West-central and southwest UT: High Wind Warning this afternoon and evening. Gusts to 65 mph. I-15 on the eastern edge of the warning area.
— Southeast MT, eastern WY, western SD, western NE: Slight risk of severe thunderstorms this afternoon and evening. Large hail and damaging wind gusts are the primary threats.
— Northwest CO: Wind Advisory this afternoon and evening. Gusts to 50 mph.
— Northwest TX, central and southern TX Panhandle, adjacent NM: Dense Fog Advisory through midmorning. I-40 impacted.
— Central, southern and eastern TX, central and southwest AR, most of LA: Flash Flood Watches through this afternoon. I-10, I-20, I-30, I-35, I-40, I-45, I-49 potentially impacted.
— Coastal LA, MS: Wind Advisory through mid-afternoon. Gusts to 30 mph in non-thunderstorm winds. I-10 impacted.
National Weather Service Warnings Watches and Advisories issued a.m. Thursday 20 May Expected rainfall totals through Friday evening 21 May Expected wind gusts Thursday afternoon 20 May Expected wind gusts Friday afternoon 21 May Expected snowfall amounts through Friday evening 21 May Expected high temperatures Thursday 20 May Expected low temperatures Friday 21 May Thursday 20 May Friday 21 May