Short range weather overview a.m. Friday 21 May 2021

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.


Flash flooding risk continues across TX and LA Gulf Coasts and into AR. Low pressure over the Great Basin brings more snow today for the MT and northern ID Rockies, the Great Basin and higher elevations of the eastern slopes of the Sierra Nevada, a slight risk today and this evening for severe thunderstorms over western NE, and strong wind gusts to UT and the four-corners region.

— CA southern Central Coast: Wind Advisories through this evening. Gusts 30-45 mph. US-101 impacted.

— Southern CA deserts north and northeast of Los Angeles, San Diego County deserts extreme southern NV: Wind Advisories today and tonight. Gusts to 45 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 midmorning. A couple of additional inches accumulation possible. I-15, I-90 impacted.

— East-Central NV: Winter Weather Advisory through Saturday morning. 5-9 inches accumulation. I-80 on northern edge of advisory and potentially impacted.

— Central and southern UT, extreme northwest CO: Wind Advisory today. Gusts 55-60 mph. I-15, I-70 impacted.

— Central and northern AZ: Wind Advisory Saturday. Gusts to 50 mph. I-40 impacted.

— NE Panhandle: Slight risk of severe thunderstorms this afternoon and evening. Large hail and damaging wind gusts are the primary threats. I-80 potentially impacted.

— Western NE, eastern CO, eastern NM, extreme southwest TX: Slight risk of severe thunderstorms Saturday afternoon and evening. Large hail and damaging wind gusts are the primary threats. I-10, I-20, I-25, I-40, I-70, I-80 potentially impacted.

— Northeast NM: Wind Advisory this afternoon and early evening. Gusts to 55 mph. I-25 impacted.

— Eastern TX, southwest AR, western, central and southern LA: Flash Flood Watches through this evening. I-10, I-12, I-20, I-30, I-49 potentially impacted.

— Coastal LA, MS, AL: Wind Advisory through this evening. Gusts to 40 mph in non-thunderstorm winds. I-10 impacted.

Leave a Reply