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 widespread and significant flood risk continues across the south-central U.S. from repeated rounds of intense rain and strong to severe thunderstorms. Some snows today and tomorrow in the Northern Rockies. 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 Wednesday night through Thursday midday. 1-4 inches snow expected. I-80 impacted.
— CA Central Coasts and inland west of I-5: Wind Advisories this evening through Thursday morning. Gusts to 50 mph. US-101 impacted.
— Southern CA northwest and north of Los Angeles: High Wind Warnings (Santa Barbara County) and Wind Advisories late this morning through Thursday evening. Gusts 50-60 mph. I-5, I-10, CA-58, US-101 impacted.
— Northeast ID, Northwest and north-central MT along the Rocky Mountain Front. Winter Storm Warnings (Rocky Mountain Front) and Advisories this morning through Friday afternoon. 2-4 inches in lower elevations, but 4-9 inches in the mountains. I-15, I-90 impacted.
— Interior southern CA deserts, southern NV, northern AZ, portions of western UT: High Wind Watches (UT) and Wind Advisories for Thursday. Gusts. 50-60 mph. I-15, I-40 impacted.
— Eastern WY, southwest SD, western NE: Slight threat of severe thunderstorms Thursday. Large hail and damaging wind gusts will be the primary risks.
— Southeast SD, extreme southwest MN, northwest IA: Dense Fog Advisories this morning. I-29, I-90 impacted.
— South-central KS: Dense Fog Advisory this morning. I-70 impacted.
— Central and Eastern TX, southeast OK, central and southwest AR, most of LA: Flash Flood Watches through this evening. I-10, I-12, I-20, I-30, I-35, I-40, I-45, I-49 potentially impacted.
— Southern TX: Severe Thunderstorm Watch in effect through early afternoon. I-2 potentially impacted.
— Coastal LA, MS, AL: 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. Wednesday 19 May Flash flood risk Wednesday 19 May Expected wind gusts Wednesday afternoon 19 May Expected total rainfall amounts through Thursday evening 20 May Expected snowfall accumulations through Thursday evening 20 May Expected high temperatures Wednesday 19 May Expected high temperatures Thursday 20 May Wednesday 19 May Thursday 20 May St