Browsed by
Author: Jack Hales

Cool August Sunrise Star Valley

Cool August Sunrise Star Valley

It was a cool morning across Western Wyoming including Star Valley.  Coldest valley locations near the Salt River dipped into the 30s.  The coldest was 29 at Double L Ranch along the Salt River to the Northwest of Etna. This was the first freezing temperature observed in the valley since the the 22nd of June when Double L  also was a 29.  That was 52 days between the last freezing temperature of the Spring and this morning. It was even…

Read More Read More

July 2019 Star Valley Weather Summary

July 2019 Star Valley Weather Summary

July was dry and warm across all of Star Valley.  Rainfall was limited to a few days when scattered showers occurred. While there were no stations that reported even an inch of rain for the month, it was not bone dry as most valley locations experienced a few showers. Note there were more substantial amounts just west of Star Valley The following graphic is the measured rainfall amounts around the area.     Elsewhere in Wyoming it was a drier…

Read More Read More

Cloudburst Mudslides Close Snake River Canyon East of Alpine

Cloudburst Mudslides Close Snake River Canyon East of Alpine

An intense thunderstorm with very heavy rainfall developed over the Snake River Canyon just east of Alpine this evening.  While much of the Lower Valley has received generous rainfall amounts from the evening storms, radar indicated that potentially more than 2 inches fell in about an hours time just east of Alpine around 7pm. Following is a radar animation showing the storm developing just north of Alpine and reaching its maximum intensity as it crossed the Snake River just east…

Read More Read More

Snow Loads for Star Valley Roofs

Snow Loads for Star Valley Roofs

  It is mid-summer in Star Valley and our winter snows are just a fading memory.  However , new home construction is underway and plans need to incorporate the inevitable snowy Star Valley Winters ahead. I have been recording precipitation, including snowfall for the past several years at our home in Star Valley Ranch. Using my observations along with the official cooperative weather observer located 3 miles southeast of Bedford with a record of over 30 years, I can with…

Read More Read More

June 2019 Weather Summary- Star Valley

June 2019 Weather Summary- Star Valley

June 2019 was a more typical weather month for Star Valley with near to a little above normal rainfall and near average temperatures. Looking at the state of Wyoming as a whole it was a little drier and cooler than normal.   The distribution of precipitation across Star  Valley ranged from almost 3 inches at the Double L Ranch along the Salt River northwest of Etna to a little overr an inch near Thayne. There remains a lack of official…

Read More Read More

Summary of the Beginning of Summer Cold Snap

Summary of the Beginning of Summer Cold Snap

Public Information Statement National Weather Service Riverton WY 829 AM MDT Sat Jun 22 2019 An unseasonably chilly airmass settled into Western and Central Wyoming for the last couple of days. Subfreezing temperatures occurred during the last two mornings, mainly in the mountains of Western and Central Wyoming, as well as in the the far west valleys and basins of Western Wyoming. However, some subfreezing temperatures also occurred at other lower elevation sites east of the Continental Divide as well….

Read More Read More

Freeze Warning Tonight Star Valley

Freeze Warning Tonight Star Valley

…Cold front will bring freezing temperatures to western Wyoming overnight… .A Canadian cold front will push through the area late tonight resulting in below freezing temperatures after midnight through Friday morning. Jackson Hole-Star Valley- Including the cities of Jackson, Afton, Alpine, Star Valley Ranch, and Thayne 114 PM MDT Thu Jun 20 2019 …FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM MDT FRIDAY… The National Weather Service in Riverton has issued a Freeze Warning, which is in effect…

Read More Read More

Summer Officially Arrives Friday June 21st-Be Patient in Star Valley!

Summer Officially Arrives Friday June 21st-Be Patient in Star Valley!

At 9:54 am MST Friday June 21st summer officially arrives in Star Valley as well as the remainder of the Northern Hemisphere.  However it will be more like an April Fools joke in Star Valley and surrounding areas as temperatures Friday afternoon will be some 15-20 degrees below the normal.  There will also be the potential for some local near freezing temperatures by Saturday morning in some of the colder valley locations of Western Wyoming. The culprit is the forecast…

Read More Read More

Freezing Temperatures Cover Western Wyoming Sunday Morning-June 9 2019

Freezing Temperatures Cover Western Wyoming Sunday Morning-June 9 2019

Video of the cold sunrise from Star Valley Ranch area viewing northward toward Etna Public Information Statement National Weather Service Riverton WY 859 AM MDT Sun Jun 9 2019 A strong cold front invaded Western and Central Wyoming during this weekend. Besides delivering significant snowfall for this time of year to portions of Far Western Wyoming on Friday night and Saturday, frigid sub freezing temperatures were experienced across much of the area this morning once skies cleared and winds diminished,…

Read More Read More

Snowfall Totals June 8 2019

Snowfall Totals June 8 2019

National Weather Service Riverton WY 0521 PM MDT Sat Jun 08 2019 …Estimated Snowfall Totals for Friday night and Saturday… A late spring storm brought snow across the northwestern mountains of Wyoming, and even a bit to the valley floor in Jackson Hole. Below are preliminary snowfall amounts for Friday night and Saturday. Note: SnoTELS (Snow Telemetry) are remote sensing sites in high mountain watersheds. Snowfall data from SNOTELS are estimated based on snow water equivalent. Location Snowfall Lincoln County……

Read More Read More