Thu, 09 Sep 2010 20:00:58 +0100 bordersweather: Hello (See more from twitter)

Experimental: Chance of snow!

This page tests the various formulas from members of MWF to see which one is most accurate at predicting snow!
NOTE: These forumlas only test the conditions - even if all the conditions are favourable for snow - it still requires actual precipitation to fall!!
This page updates automatically every 5 minutes...

 

Ground   Sky UKASF Forecast

Current Conditions @ 9:20:19 pm Current Temp: 13.7°C -0.7°C/hr Current Dew Point: 7.2°C +1.5°C/hr Current Wet Bulb: 10.5°C Current Humidity: 65%      (Absolute Humidity: 57.6307g/m³) Current Cloud Height: 2663.6ft / 811.87m Results: Temperature Test: FAIL ~ Temperature is too high. (needs to be at least 11.7°C lower) Dew Point Test: FAIL ~ Dew point too high. (needs to be at least 6.2°C lower ) Wet Bulb Test: FAIL ~ Wet bulb too high. (needs to be at least 8.5°C lower) Aviation Formula:  (0°C Height: 6300ft / 1920m) Aviation Snow Line: 5800ft / 1767m Result: Snow Line Test: FAIL ~ Snow Line is higher than the current cloud base. (811m << 1767m) Weather Display Formula:  (0°C Height: 5801ft / 1768.4m) Snow Line: 5301ft / 1616m Result: Snow Line Test: FAIL ~ Snow Line is higher than the current cloud base. (811m << 1616m) BJ-Formula 1:  (0°C Height: 5288ft / 1612.05m) Snow Line: 4786ft / 1459.6m Result: Snow Line Test: FAIL ~ Snow Line is higher than the current cloud base. (811m << 1459m)

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