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The Silver State is proud to be a member of CoCoRaHS! From 13,145 ft high at Boundary Peak to only 479 ft at the Colorado River,and from Reno to Las Vegas, we're now able to measure how dry or wet the Silver State really is! Joining the network in 2007, Nevada was the westernmost state at the time to participate in CoCoRaHS in the continental U.S. Be a part of this volunteer weather watching group with your own 4-inch rain gauge--simply click Join CoCoRaHS on the menu, or contact one of the regional coordinators.

Your State Coordinators: 
Andy Gorelow, Forecaster - National Weather Service Las Vegas
Nina Oakley, Assistant Research Climatologist - Western Regional Climate Center Reno
Kerri Jean Ormerod - Univ. of Nevada, Reno

Training Sessions

Training is required for all observers. You may attend a "live" training session and/or use the online training slideshow found on the CoCoRaHS home page. Live training sessions are open to the public. RSVPs are requested, but not required in most cases. If you're interested in a live training in your neck of the woods, please email,, or and let us know of your interest and where you are located. Unfortunately, we can't guarantee we can travel to every locale, but we'll try our best.

Who Can Join

We encourage anyone who has an interest in the weather, a desire to learn more about weather and climate, and enthusiasm to report daily rain, hail and snow observations to join CoCoRaHS. We pride ourselves with having trained observers, either through the online session or by attending a group training.

What Do I Need

Each observer will need: Enthusiasm and desire to watch the weather.
Willingness and dedication to take regular daily precipitation measurements, preferably between 6-9 AM.Participate in a group or online training session.
A manual 4-inch rain gauge, available through a preferred online CoCoRaHS vendor.
Computer with internet access.
Snow board.
Snow ruler and "snow swatter".
CoCoRaHS hail pad.

I Want To Join....Now What Do I Do

Select the link on the left to Join CoCoRaHS, and enter your information on your location and your contact preferences. As soon as you have a username and password, you many enter observations, almost immediately!

Nevada State Coordinators:

Andy Gorelow, National Weather Service Las Vegas
Located at the National Weather Service Office in Las Vegas.
Contact Andy by email: or by phone at  702-263-9744.

Nina Oakley, Western Regional Climate Center
Desert Research Institute or by phone at 775-673-7932

Kerri Jean Ormerod, Univ. of Nevada, Reno or by phone at 775-784-6347

CoCoRaHS Nevada Partners
Thanks to our CoCoRaHS partners in Nevada:

Western Regional Climate Center at the Desert Research Institute in Reno

National Weather Service in Reno, Elko and Las Vegas