An upper level low pressure system moving through the Ohio Valley produced heavy snow along the I-71 corridor. The snow started to fall during the evening of February 8th and continued into the morning hours of February 9th. Six to 10 inches of snow fell across much of the I-71 corridor.

Winter Weather in DELAWARE, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: CoCoRaHS

The CoCoRaHS observers measured 1.3 inches of snow 6 miles east-southeast of Sunbury and 1.2 inches north of Powell.

Winter Weather in FRANKLIN, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Social Media

A post from Canal Winchester showed that 5.8 inches of snow had fallen, and a spotter just to the south measured 5.5 inches. The CoCoRaHS observer south of Grove city measured 4.6 inches, while 1 to 2 inches of snow was generally measured over the northern half of the county.

Winter Weather in LICKING, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Social Media

A post from west of Pataskala showed that 3 inches of snow had fallen overnight.

Winter Weather in MADISON, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Social Media

A post from London showed that 3.2 inches of snow fell overnight. Based on surrounding observations, it is estimated that 5 to 6 inches of snow fell along the I-71 corridor in the southeast corner of the county and along the southern county line. Northern sections of the county likely had around an inch of snow.

Winter Weather in MIAMI, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

North of Troy, 1.5 inches of snow was measured. The CoCoRaHS observer southeast of Tipp City measured 1.3 inches.

Winter Weather in MONTGOMERY, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

About 3 miles north of Lytle, a spotter measured 6.3 inches of snow. A NWS employee 3 miles south of Miamisburg and a social media post east of town both had 5.5 inches of accumulation. Four inches of snow was measured 4 miles north-northwest of Bellbrook and north of Centerville. It is estimated that less than 2 inches fell along and north of the I-70 corridor. The Dayton airport KDAY measured 1.5 inches of snow.

Winter Weather in PREBLE, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: CoCoRaHS

The observer north of Eaton measured 1.5 inches of snow. It is estimated that the far southern portions nearer the Butler county line received 5 to 6 inches of snow.

Winter Weather in BROWN, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Unknown

Though no reports were collected from within the county, it is estimated that the northern panhandle of the county received 6 to 7 inches of snow, with only an inch falling closer to the Ohio River. Most of the county is estimated to have received less than 2 inches of accumulation.

Winter Storm in HAMILTON, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A report from North College Hill indicated that 4 inches of snow had fallen. By daybreak, Cherry Grove had 10.5  inches of accumulation, Mount Washington had 10 inches, and Mount Lookout had 9 inches.

Winter Storm in BUTLER, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

A spotter northwest of Oxford reported 8 inches of snow. Seven inches was reported in Middletown, and 6.5 inches was noted northwest of Hamilton.

Winter Storm in FAYETTE, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A report at 12:55 in the morning showed that 6 inches of snow fell in Washington Court House. By daybreak, the CoCoRaHS observer in town measured 9.5 inches of snow, as did a public report from Good Hope.

Winter Storm in ROSS, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A report at 02:25 showed that 6.5 inches of snow fell in Clarksburg. By daybreak, reports from Chillicothe had 7.5 inches from the public and 7 inches of accumulation from a spotter northwest of town. Southern and southeastern reaches of the county had tapered down to 3.5 and 4 inches of accumulation.

Winter Storm in PICKAWAY, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A report from Ashville showed that 6.5 inches of snow had fallen.

Winter Storm in FAIRFIELD, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

A spotter located 10 miles north-northwest of Logan had 10.8 inches of snow. Another spotter in Lancaster measured 9.5 inches of accumulation.

Winter Storm in CLERMONT, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A public report from Milford indicated that 7 inches of snow had fallen by 12:20 am. Other reports across the county were 10 inches near Mulberry, and 9 inches near Goshen and in Batavia.

Winter Storm in GREENE, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

A public report from Jamestown indicated that 6.8 inches of snow had fallen by 04:40. The southern and southeastern half of the county had over 6 inches of snow, while the northwest section had measurements of less than 3 inches.

Winter Storm in HIGHLAND, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Social Media

Nine inches of snow had fallen in Samantha, with 8.5 inches reported in Highland.

Winter Weather in CLARK, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Unknown

Though no reports were noted, it is estimated that areas of the county south of I-70 received 2 to 3 inches of snow, possibly up to 5 inches in the extreme southeast. North of the interstate, less than 2 inches is estimated to have fallen.

Winter Weather in PIKE, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Unknown

While no report was received from within the county, it is estimated that 3.5 to 4 inches fell along the norther county line, dropping down to around an inch along the southern county line.

Winter Weather in ADAMS, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

A spotter in West Union measured an inch of snow, while the cooperative observer 6 miles east-northeast of town measured 0.9 inches.

Winter Weather in SHELBY, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: CoCoRaHS

The observer north of Houston measured a half inch of snow.

Winter Storm in HOCKING, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Social Media

A report from the Hocking Hills State Park indicated that 7.5 inches of snow had fallen overnight.

Winter Storm in CLINTON, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Public

At 12:20 in the morning, a report from Blanchester indicated that 6 inches of snow had fallen, and had risen to 8 inches by 02:35. A social media report in New Vienna also had this amount, with most of the county getting over 6.5 inches of snow.

Winter Storm in WARREN, OHIO
From 08-FEB-21 17:45:00 to 09-FEB-21 07:00:00 (EST-5)
Reported by: Trained Spotter

A spotter in Waynesville reported 8.5 to 9 inches of snow. Other reports across the county were generally in the 6 to 7 inch range.