Rain and Snow Spotter Information
STORM SPOTTER REPORTING GUIDELINES
You are asked to contact the NWS office in Binghamton whenever you observe any of the following:
- Funnel Cloud
- Flooding of roads or homes
- Wind damage to structures, power lines, poles, trees, etc.
- Injuries or deaths resulting from severe weather or it's damage.
- Hail of any size. (Please reference the diameter of hail using "coins". e.g. "Quarter size hail")
- Storm total snowfall of 3" or more (or any hourly rate of snowfall 1" or more)
- Any accumulation of ice
- Rainfall of 1.00" or more in 24 hours or less (if you have a rain gauge)
REPORTING GUIDELINES FOR RAIN/SNOW CLIMATE SPOTTERS
In addition to the storm spotting guidelines above, climate spotters are asked to:
- Measure and record the amount of 24-hour rainfall (or liquid equivalent), snowfall and total snow depth once each day. (Preferably morning)
- Please record your snowfall and snow depth data on the CoCoRaHS website at least at the end of each month.
Tips and Tricks
- Snow fall is recorded to the nearest one-tenth of an inch. (i.e. 0.1)
- Please convert all FRACTIONS to decimal Here is a sample table to help you.
If measure: Convert to:
- Snow depth is recorded to the nearest whole inch. (i.e. 15)
- Trace amounts of snow or rain are recorded as "T".
- If snow melts after it has fallen and before your next regular observation, try to eyeball an estimate.
- If you miss a day or several days, please record as "NA" for missing.
- Rain observers can enter their rainfall for days missed in the "Multi-Day Precipitation" link.