Southwest Deserts storm history

A very cold airmass settled in across the desert southwest from Saturday January 12th through Wednesday January 16th. The cold and relatively dry conditions led to widespread freezing and sub-freezing temperatures across much of the southwestern deserts of Yuma County, including …

Scattered thunderstorms developed over the east-central portion of Yuma County during the early evening hours, and developed towards the west, affecting the Interstate 8 corridor to the east of the town of Wellton. The storms produced gusty outflow winds in excess of 40 mph which…

Thunderstorms developed across portions of the southwest deserts during the late evening hours on August 19th, the stronger storms generated gusty outflow winds that reached as high as 40 mph. The gusty wind picked up large amounts of dust and generated sharply reduced visibility…

Thunderstorms developed across portions of southwest Arizona and southeast California during the afternoon hours on August 6th, and they produced gusty outflow winds in excess of 40 mph. The winds moved into Yuma County and by 1630MST they had produced areas of blowing dust and s…

Thunderstorms developed across portions of southwest Arizona and northwest Mexico during the afternoon hours on July 5th. Gusty east to southeast outflow winds in excess of 40 mph were generated and they produced dust storm conditions across much of Yuma County. At 1630MST, a tra…

Thunderstorms developed during the afternoon hours across southern Pinal county, and due to favorable environmental conditions, they were able to generate strong gusty outflow winds in excess of 50 mph. The winds spread to the west, and in the process they picked up significant a…

Isolated thunderstorms developed across south central Arizona deserts during the late afternoon on September 6th, and due to the very hot and rather dry nature of the atmosphere, they generated very strong and gusty outflow winds. The gusty winds picked up copious amounts of dust…

A very strong upper level high pressure system developed across the desert southwest during the last few days of June, and this led to excessive heat across the southwest Arizona deserts, beginning on June 28 and continuing through the end of the month. High temperatures at Tacna…

Scattered thunderstorms developed across southeast Arizona during the afternoon hours on July 21st and they generated strong gusty outflow winds in excess of 40 mph. The winds picked up substantial amounts of dust and sand as they spread west, and created dust storm conditions ov…

Clearing skies and wet ground in the wake of a departing Pacific low pressure system led to the development of widespread dense fog over the western Arizona deserts during the morning hours on December 14th. A number of trained weather spotters reported dense fog with visibility …

Yuma county's Cooperative Extension Director reported that most, if not all, of the growing areas in Yuma county were a affected by a hard freeze that occurred during the mornings of February 3rd and 4th. According to Kurt Nolte, some fields of leafy green vegatables were wiped o…

Four rollover accidents were reported by DPS on the westbound Interstate 8 near Mohawk. The trucks rolled over into the center median before the travel lanes were closed at 10:30 pm.

A spotter in Tacna reported dense fog with visibility less than 1/4 mile.

Strong winds resulted in widespread areas of blowing dust. Spotters reported visibility at or below 1/4 mile at Tacna, Ligurta and Wenden.

Visibility less than 1/4 mile was reported in Tacna, Ligurta and Wenden.

Large area of blowing dust reported by DPS. At about the same time there was a report of a 52 mph wind at the Yuma Proving Ground.