how many inches of snow at mason city, iowa airport?

The high temperatures, before theįront passed through, hit record levels over portions of eastern IowaĪnd with snow falling today, creates the unique situation of having a Wednesday thanks to a very strong cold front plowing through the stateīringing some snow along with it. Our remarkable stretch of warm January weather came to an abrupt end on Systems that bring colder weather and snow with the cold front passage. This can probably beĮxplained by the most extreme temperature warm ups being associated with intense storm There appears to be an interesting inflection point around +20ĭegrees above average whereby frequencies actually increase. A rather smooth signal appears in the chart with the highest frequenciesĪt temperatures below climatology and warmer than average temperatures leading to aĭecrease in frequency. These values are only presented for dates during December, January, andįebruary (DJF). Of measurable snowfall for the three days following a day with the given high temperatureĭeparture. Are such warm conditions in the winter typicallyįollowed by snowfall? The featured chart presents the frequency of having at least one day

Temperatures warmed very nicely on Wednesday with highs some 15-20 degrees aboveĪverage for some parts of the state.

While theīars are normalized, you should notice the large difference in frequencyīetween the intense +SN events and all snow events. January) is enhanced and perhaps forced by daylight heating. It is not entirely clear why this is, but a logicalĮxplanation is that convective snow (like what we experienced in mid Intense events have a clear diurnal pattern with the maximum in the lateĪfternoon hours. The most intense snowfalls are reported (coded +SN in the reports). That is not the entire story though as the smaller bars depict when That a precipitating storm could have temperatures cold enough to support The peak shown for all events is during theĬoldest time of day (right before sunrise), which would be the best odds For snowfall, the forcing is a bit different and the featuredĬhart presents the hourly frequencies of having snowfall reported by theĭes Moines Airport sensor. Phenomena known as the low level jet and the other, in the very lateĪfternoon/evening hours associated with the heating of the day driving One is in the early morning hours associated with a For rainfall, it is well established that Iowa

How many inches of snow at mason city, iowa airport?