Fort Collins Recent Weather and ClimateFort Collins specific weather Surface weather maps Satellite Images
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How many tornadoes have happened near Fort Collins in the past? All tornado reports 1950-2005 All tornado reports within 25 miles (40km) of Fort Collins 1950-2005 Snow Climatology of Colorado Northeast Colorado Area Snow Climatology sources: NWS Denver NWS Cheyenne NWS Pueblo NWS Goodland NWS Grand Junction WRCC NWS Denver snow page Colorado Climate Center Radar image from Windsor/Greeley area tornado May 22, 2008. Image is from 1753z or 11:53AM MDT. Radar image is from FTG (Denver) radar. Approximate scale is 17 miles north to south Case Study Web Page on the Windsor Tornado May 22, 2008 by CIRA/Colorado State Fort Collins Recent Weather/Climate InfoFort Collins Climate and Toledo Climate compared (long-term and recent months) April 2006 temperatures May 2006 temperatures June 2006 temperatures July 2006 temperatures August 2006 temperatures September 2006 temperatures October 2006 temperatures November 2006 temperatures December 2006 temperatures December 2006 major storm totals were 19.9" and 8.5" 2006 total precipitation: 11.22" January 2007 temperatures February 2007 temperatures March 2007 temperatures March 2007 temperatures-all hours April 2007 temperatures October 2006-April 2007 snow total: 56.5" May 2007 temperatures June 2007 temperatures July 2007 temperatures August 2007 temperatures August 2007 precipitation: 3.6" August 2007 Christman field precipitation: 1.16" On August 2, 2007, there was 2.8" of rain at CSU. Radar image of storm total precipitation This is the most daily rainfall in parts of Fort Collins since the flood of 1997, and August 2007 (3.6") had the most precipitation of any month in the previous 25 months, going back to 2005. The rainfall difference between Summer 2006 and Summer 2007 was 2.95". The 2.8" on August 2, 2007 makes up for most of this difference. September 2007 temperatures October 2007 temperatures November 2007 temperatures December 2007 temperatures 2007 total precipitation: 13.66" January 2008 temperatures February 2008 temperatures March 2008 temperatures April 2008 temperatures November 2007 to March 2008 seasonal snow total: 36.1" (possibly 36.3") November 2007 to March 2008 precipitation total: 2.64" November to March average precipitation: 3.53" May 2008 temperatures June 2008 temperatures July 2008 temperatures December 2008: greatest 3-day snowfall was 8.6" 2008 annual precipitation was 13.28" The Rainy Season of 2009 May 2009 May 20th through May 31 featured 1.05" of rain and 7 days with 0.01" or more The incredible June 2009 5.03" of rain (or melted hail) fell and 16 days with 0.01" or more The temperature was over 2 degrees below normal -This value of 5.03" of precipiation makes this the 6th wettest June in over 100 years of record keeping and this is 253% of normal -There were 5 days with hail, the 7th, 10th, 11th, 15th, and 22nd Mid-day of June 7, 2009 featured approximately 0.75" diameter hailstones and 1.07" of precipitation at Fort Collins/CSU. Radar from June 7 2009 at 12:46PM MDT Official Storm reports from June 7 The afternoon of June 15, 2009 featured a tornado warning, 0.74" of precipiation at Fort Collins/CSU and small hail, as well as constant nearby rumbles of thunder. Official Storm reports from June 15 The evening of June 22, 2009 featured non-stop lightning and thunder, flooding rains and large hail (0.5" to 1.0") in north Fort Collins and Wellington. 0.83" of precipitation was recorded at Fort Collins/CSU, which did not cause much of a flash flood in the middle of town. There were two preliminary reports of tornadoes 4 miles west of Pierce (near Wellington). Storm total precipitation from June 22, 2009 from some time between 11:00PM and 12 midnight. Note: The value of 5.8" is probably overestimated and may be in the range of 3 to 4". Radar from June 22, 2009 at 10:22PM MDT Official Storm reports from June 22 The Rainy July 2009 In July 2009, there was 3.95" of rain at Fort Collins Hail occurred three times at the Fort Collins weather station, on the 1st, 20th, and 29th. July 1: 0.42" and small hail at about 5:10PM July 20: 2.10" and hail (1/2" to 1") at about 10:10PM to 11:00PM Storm total precipiation from July 20th July 20 radar at 10:09PM MDT Storm Reports from July 20th note:there was one report of 1.75" hail in Fort Collins July 29: 0.64". about 0.31" and hail came at about 1:00AM, and lighter rain occurred at about 2:00PM precipitation data listed above is from the Colorado Climate Center |
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