Grand Flat and Arches storm history

A human-caused fire in the Pack Creek area spread to a subdivision in Moab. Ten houses and several other buildings were consumed and totally destroyed by the wildfire. Burned power lines resulted in over 2000 customers without power for up to six hours.

Extreme (D3) Drought was removed from Utah Zone 027 - Grand Flat and Arches on November 26th. Drought must be included in Storm Data until a zone has been drought free for one month. December 26th marked the end of the one month period. This zone will no longer be included in Sto…

At the beginning of the month of November, the US Drought Monitor analyzed an area of Extreme (D3) Drought as covering roughly 2% of Utah Zone 027 - Grand Flat and Arches. For the remainder of the zone, 68% was under Severe (D2) Drought and 60% was under Moderate (D1) Drought. Th…

At the beginning of the month of October, the US Drought Monitor analyzed an area of Extreme (D3) Drought covering roughly 90% of Utah Zone -27 - Grand Flat and Arches, with the remaining 10% under Severe (D2) Drought conditions. With the 10/14 update, significant improvements we…

At the beginning of the month of September, the US Drought Monitor analyzed an area of Extreme (D3) Drought as covering roughly 90% of Utah Zone 027 - Grand Flat and Arches, with the remaining 10% under Severe (D2) Drought conditions. With the 9/17 Drought Monitor update, the are…

At the beginning of the month of August, the US Drought Monitor analyzed an area of Extreme (D3) Drought conditions that covered roughly 80% of Utah Zone 027 - Grand Flat And Arches. With the 8/20/25 US Drought Monitor update, this area of Extreme (D3) Drought conditions was expa…

At approximately 1:48 PM MDT, the Bryson Canyon RAWS recorded a wind gust to 59 mph. Other gusts recorded across the zone ranged from 45 mph to the peak gust of 59 mph at Bryson Canyon, and occurred throughout the afternoon of the 20th. No reports of injuries, damages, or fatalit…

The peak gust to 59 mph occurred at the Bryson Canyon RAWS at 2:48 PM MDT. Gusts across the region ranged from 45 mph up to the peak of 59, with the KCNY ASOS recording a gust to 49 mph, and other RAWS in the region recording gusts to the low to mid 50s mph. No reports of injurie…

The peak gust of 59 mph occurred at KCNY ASOS at Canyonlands Airport, near Moab, at 12:39 PM MDT. Gusts across the region ranged from 45 mph up to the peak gust of 59 mph. No reports of injuries, damages, or fatalities were received.

The KCNY ASOS located at Canyonlands Airport, about 10 miles north of Moab, UT, recorded a wind gust to 69 mph at approximately 5:30 PM local time on the 17th. Wind gusts across the zone ranged from 45 mph to the peak gust of 69 mph. These winds lasted through the afternoon and i…

The minimum temperature recorded at the KCNY ASOS at Canyonlands Airport, about 10 miles north of Moab, UT, was 21F, which was also the lowest temperature recorded at any of the sensors available in the zone. A total of 17 out of the 18 available sensors recorded temperatures at …

The KCNY ASOS at Canyonlands Airport, about 10 miles north of Moab, UT, recorded two wind gusts to 61 mph on the afternoon of the 18th. The first occurred at 2:15 PM MDT, and the second at approximately 3:00 PM MDT. These gusts were likely enhanced by a passing shower associated …

The peak gust of 64 mph was recorded at the KCNY ASOS at Canyonlands Airport, approximately 10 miles north of Moab, UT. This gust occurred at approximately 4:00 PM MST. Gusts across the region ranged from 45 mph to the peak gust of 64 mph. No reports of injuries, damages, or fata…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1.5 hour period of reduced visibility. The area had received precipitation in the hours prior, and as skies tried to clear out and temperatures cooled, fog developed. Visibility only dropped below 0.5 mile…

The Bryson Canyon RAWS station recorded a gust to 58 mph at 148 PM MST on February 7th. This was the only gust above 58 mph recorded in this zone. Other gusts recorded in the area during this period were two gusts to 53 mph at the Utah Department of Transportation Mesonet site I-…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 2 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were generally weaker than 10 mph, but still produced sufficiently cold wind chill values. Temperatures ranged fr…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were at or above 10 mph, gusting or sustained, for about 30 minutes, while the remainder was weaker than 10 mph b…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 9 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were generally below 10 mph, but still produced sufficiently cold wind chill values. Temperatures ranged from 7F …

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were below 10 mph but still produced sufficiently cold wind chill values. Temperatures ranged from 18F to 25F and…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were below 10 mph, but still produced sufficiently cold wind chill values. Temperatures ranged from 12F to 14F an…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 2.5 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were at or above 10 mph, gusting or sustained, during this period. Temperatures ranged from 21F to 25F and wind…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 2 hour period where temperatures were below 25F and wind chill values were below 15F. About 1 hour saw winds at or above 10 mph, gusting or sustained, while the remainder saw weaker winds that still produc…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1.5 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were below 10 mph but produced sufficiently cold wind chill values. Temperatures ranged from 9F to 14F and wind…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 1 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were below 10 mph but still produced sufficiently cold wind chill values. Temperatures ranged from 16F to 18F and…

The KCNY ASOS at Canyonlands Airport, near Moab, recorded an approximately 2 hour period where temperatures were below 25F and wind chill values were below 15F. Winds were at or above 10 mph, gusting or sustained, for the entire period. Temperatures ranged from 23F to 25F and win…

At around 2:30AM local time, the KCNY ASOS at Canyonlands Airport, about 10 miles north of Moab, UT, began reporting visibility reduced to 1/4 mile or less. In addition, satellite imagery indicated that the dense fog was widespread throughout the zone, particularly along well tra…

Gusty southwesterly winds peaked over Grand County, Utah in the late morning and early afternoon of October 29th. The highest recorded gust was 61 mph recorded at the KCNY ASOS at Canyonlands Airport, about 10 miles north of Moab. This was recorded between 10AM and 11AM MDT. Gust…

The Prairie Fire started in mid September 19 miles west-northwest of Mack, Colorado just north of Interstate 70 on the Utah side near the Colorado-Utah stateline due to a lightning strike. The fire grew to 1,921 acres before it was contained a couple days later in mid September. …

The Black Ridge Fire started in late August 40 miles north-northeast of Castle Valley in the Westwater Canyon Wilderness Area near the Utah-Colorado state line just south of Interstate 70 due to a lightning strike. The fire grew to 305 acres before it was contained a couple days …

Wind gusts across the zone ranged from 45 mph to near 65 mph. The peak recorded gust was 66 mph at the KCNY ASOS at the Canyonlands Airport north of Moab. Peak gusts appear to have occurred in the post-frontal northwest flow.

Wind gusts across the zone ranged from 45 mph to near 60 mph. The peak wind gust of 59 mph was recorded at the KCNY ASOS at the Canyonlands Airport, north of Moab. This was the only wind gust to be recorded above 58 mph.

Wind gusts across the zone ranged from 45 mph to near 70 mph during this event. The peak gusts of 67 mph were both recorded on the evening of the 7th at KCNY ASOS at the Canyonlands Airport north of Moab. These peak gusts actually occurred in the post-frontal regime, but gusts of…

Minimum temperatures across the zone ranged from 32F to 23F. The minimum temperature of the event was 23F, recorded at the UTHAD site Harley Dome, at MP 226 on I-70. In addition, the KCNY ASOS at Canyonlands Airport recorded a minimum temperature of 25F. 8 of the available 16 sit…

Wind gusts across the zone ranged from 45 mph to 59 mph, with the peak gust of 59 mph occurring at the KCNY ASOS located at Canyonlands Airport. One other site also recorded a gust above 58 mph during this event.

The peak gust of 59 mph was recorded at the UDOT mesonet station UTHAD, located on I-70 at MP 226 Harley Dome. Gusts across the zone ranged from 50 mph to 60 mph during the period.

The peak gust of 77 mph occurred at the UDOT mesonet site UTHAD, located on I-70 at MP 226 Harley Dome, at 5:30 PM on the 2nd. The KCNY ASOS recorded two gusts between 60 mph and 65 mph between 4:00 PM and 5:00 PM. Also during this time period, two other mesonet sites in the zone…

Generally 2 to 6 inches fell across the area with 4 to 6 inches around the Castle Valley area and 1 to 2 inches elsewhere.

Overnight lows ranged from 14 to 28 degrees F across the zone, including a low of 14 degrees F at Canyonlands Field, north of Moab. This constituted a season-ending freeze, as all reporting sites dropped below 28 degrees F for 3 hours or more.

The I-70 MM217 Fire began in mid July due to a spark from a rollover accident along the interstate. The accident occurred east of Cisco near the Colorado/Utah border. It grew to 1,802 acres before being contained a couple of days later.

Overnight lows ranged from 25 to 29 degrees across the area, including a low of 25 degrees at the Canyonlands Field Airport in Moab.

Overnight lows ranged from 25 to 29 degrees across the area, including a low of 27 degrees at the Canyonlands Field Airport in Moab.

A peak wind gust of 60 MPH was measured by the automated weather station at the Canyonlands Field Airport in Moab.

A snow squall impacted the Castle Valley area, reducing visibilities to less than one quarter of a mile for around 10 minutes as it moved through as winds gusted in excess of 30 mph.

Generally 1 to 2 inches of snow fell across the area with locally higher amounts of up to 4 inches reported in Castle Valley. Winds gusted up to 45 mph at times.

A peak wind gust of 58 MPH was measured by the automated weather station at the Canyonlands Field Airport in Moab.

Generally 0.5 to 1 inches of snow fell across the area, resulting in hazardous driving conditions during the morning commute.

The status of the drought improved across the western portion of the zone through the month of November as extreme (D3) conditions became severe (D2). The severe drought over the central portions of the zone improved to the moderate (D1) category while moderate to abnormally dry …

Overnight lows ranged from 28 to 32 degrees. This was a season-ending freeze for the Grand Flat and Arches area.

The status of the drought remained unchanged through the month of October. Extreme (D3) conditions persisted across the western portion of the zone with severe (D2) conditions over the central zones. Meanwhile, moderate (D1) conditions prevailed across the far eastern portion of …

The status of the drought remained unchanged through the month of September. Extreme (D3) conditions persisted across the western portion of the zone with severe (D2) conditions over the central zones. Meanwhile, moderate (D1) conditions prevailed across the far eastern portion o…