A strong spring storm brought high winds to much of northern Arizona for two days in a row.

High Wind in LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY, ARIZONA
From 16-APR-13 07:30:00 to 16-APR-13 15:30:00 (MST-7)
Magnitude: 57.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Interstate 40 was closed between Twin Arrows and Winslow and for 12 hours (600 AM to 600 PM MST) because of the blowing dust and high winds. Traffic was backed up for more than 12 miles.

High Wind in WESTERN MOGOLLON RIM, ARIZONA
From 14-APR-13 22:00:00 to 16-APR-13 08:00:00 (MST-7)
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A wind sensor in Doney Park reported a peak wind gust of 65 MPH at around 600 AM MST.  Sustained winds of 40 MPH or higher lasted from around 1000 PM on April 14 to 115 PM on April 15.  Wind gusts of at least 58 MPH lasted from around 1245 AM to 8 AM MST on April 15.  Arizona DOT reported that a tree fell across Highway 89 and blocked one lane of traffic north of the Sunset Crater turn off at 519 AM on April 16.

Dust Storm in CHINLE VALLEY, ARIZONA
From 16-APR-13 05:00:00 to 16-APR-13 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Blowing dust reduced the visibility to near zero at times from early morning through the afternoon from Kayenta to Many Farms to Chinle along US Highways 160 and 191.

Dust Storm in NORTHEAST PLATEAUS AND MESAS SOUTH OF HIGHWAY 264, ARIZONA
From 16-APR-13 09:00:00 to 16-APR-13 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The visibility was down to 50 feet at times in blowing dust.

Dust Storm in NORTHEAST PLATEAUS AND MESAS FROM HIGHWAY 264 NORTH, ARIZONA
From 16-APR-13 09:00:00 to 16-APR-13 17:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The visibility was down to 1500 feet at times in Pi��on with wind gusts estimated between 55 and 60 MPH. The visibility was down to 1/2 mile at times in Keams Canyon.

High Wind in LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY, ARIZONA
From 16-APR-13 05:30:00 to 16-APR-13 17:00:00 (MST-7)
Magnitude: 59.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Winslow Airport ASOS reported wind gusts higher than 58 MPH from around 730 AM to 330 PM and sustain winds 40 MPH or higher from 530 AM to 500 PM MST.  Blowing dust was also reported between 800 AM to 200 PM MST. The dust reduced the visibility to 3 miles right around 900 AM MST. A weather spotter in Winslow reported that his sheet metal roof blew off his manufactured home. A Co-Op observer in Snowflake reported broken limbs from trees, roof shingles blown off homes, siding blown off homes, and blowing dust.  Interstate 40 was closed between Winslow and Twin Arrows for 12 hours (600 AM to 600 PM MST) because of the blowing dust and high winds. Traffic was backed up for more than 12 miles.  The Petrified Forest National Park South Entrance Visitor Center reported a peak wind gust of 61 MPH at 1115 AM MST.

High Wind in WHITE MOUNTAINS, ARIZONA
From 16-APR-13 08:00:00 to 16-APR-13 15:00:00 (MST-7)
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The AWOS at the Show Low Airport reported sustained winds of 40 MPH from around 800 AM to 300 PM MST.  The wind gusted over 58 MPH from around 900 AM to 200 PM MST.  The peak wind gust was 61 MPH around 1030 AM MST.