How frequently does the letter r appear in:
The winter storm is expected to impact the Northern and Central Plains on Tuesday. A wintery mix to rain is also moving through the mid-Mississippi Valley.
Winter storm watches and warnings have been posted by the National Weather System (NWS) for many regions, including Scott City, Kansas; St. Louis, Missouri; Detroit, Michigan; Upstate New York, and Maine.
The trajectory of the storm is expected to shift southward Tuesday into parts of the Midwest and Great Lakes, before moving into interior Northeast on Tuesday night.
Accumulating snowfall is likely for Central and Northern Plains into the mid-Mississippi Valley and southern Great Lakes on Tuesday and into the overnight.
Rain and snow will begin to overspread portions of the Upper Midwest tonight, with a transition to all snow by Tuesday.
By Tuesday night, a wintery mix is possible in western and northern New York and northern New England.
NWS is already indicating that parts of eastern Missouri to Illinois, southern Michigan, and northwestern Ohio, could see deteriorating travel conditions through Wednesday. High winds and drifting snow could become an issue for the region into the evening. Rain and a wintery mix will change over to snow for the Ohio Valley on Wednesday as a cold blast of air will be seen.
By Wednesday night, rain and a wintery mix will change over to mostly snow for the interior Northeast.
Heavy snow for upstate New York, New England, and Maine is expected on Thursday with rain for southern New England.
Snow totals by Thursday could be around 6 inches for east-central Illinois to northern Indiana, southern Michigan, and northwest Ohio. Portions of upstate New York to most of interior Maine could see upwards of 8 to 12 inches of snow.
NWS shows snowfall accumulation probabilities are the greatest in Midwest and interior Northeast.

user
In that passage, there are 98 occurrences of the letter "r."
assistant