A cold front crossed the region and produced an inch or two of snow across the Ohio Valley as it passed.
Every event with a place to put it; 31 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS ILN wrote it up.
A cold front crossed the region and produced an inch or two of snow across the Ohio Valley as it passed.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wilmington, OH wrote its last area forecast discussion before the first event at Feb 4, 9:19 AM EST, 2 hours 41 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE WILMINGTON OH 919 AM EST WED FEB 4 2015 .SYNOPSIS... LOW PRESSURE WILL MOVE EAST THROUGH THE GREAT LAKES AND DRAPE A COLD FRONT THROUGH THE OHIO VALLEY THIS AFTERNOON AND EVENING. AFTER THE FRONT PASSES...A STRONG ARCTIC HIGH PRESSURE SYSTEM WILL BRING COOL AIR TO THE REGION THURSDAY. THE HIGH WILL MOVE SOUTHEAST AND RETURN FLOW WILL BRING WARMER AIR FOR THE WEEKEND. && .NEAR TERM /UNTIL 9 PM THIS EVENING/... SKIES ARE MOSTLY CLEAR ACROSS THE AREA THIS MORNING AND WITH SOME SUN TO START OFF THE DAY...WILL NUDGE UP TEMPS A BIT AS WE HEAD THROUGH LATE MORNING. CLOUDS WILL THEN BE ON THE INCREASE THROUGH LATE MORNING AND INTO THIS AFTERNOON AS A COLD FRONT CURRENTLY LOCATED ACROSS NORTHERN INDIANA DROPS ACROSS OUR AREA THROUGH LATE AFTERNOON. THE MAJORITY OF THE PCPN WILL BE POST FRONTAL THIS AFTERNOON INTO THIS EVENING AND THE LATEST HRRR...RAP AND ARW-WRF ALL APPEAR TO BE SLOWING DOWN PCPN ONSET. AS A RESULT...HAVE PUSHED BACK PCPN START TIME AN HOUR OR TWO. LOW LEVEL THERMAL PROFILES ARE STILL SUPPORTING A BRIEF RAIN/SNOW MIX INITIALLY...WITH PCPN THEN TRANSITIONING OVER TO ALL SNOW FAIRLY QUICKLY AS THE LOW LEVEL CAA KICKS IN. IT LOOKS LIKE A QUICK SHOT OF SNOW...LASTING ONLY 2-3 HOURS AND THIS SHOULD HELP LIMIT ACCUMULATIONS. GENERALLY EXPECT SNOW AMOUNTS RANGING FROM 1 TO LOCALLY 2 INCHES ACROSS THE NORTHWEST TO LESS THAN AN INCH IN THE SOUTHEAST. && .SHORT TERM /9 PM THIS EVENING THROUGH FRIDAY NIGHT/... AIR BEHIND THE FRONT WILL BE QUITE COLD WITH OVERNIGHT LOWS IN THE TEENS...SINGLE DIGITS OVER WEST CENTRAL OHIO. THURSDAY HIGH TEMPERATURE RECOVERIES WILL NOT BE MUCH WITH A FRESH BATCH OF SNOW COVER...MID TEENS NORTH OF I-70 TO MID 20S IN KENTUCKY. THURSDAY NIGHT WILL BE ANOTHER COLD ONE AS A HIGH PASSES OVER THE REGION. FLOW WILL RETURN SOUTHERLY AND READINGS COULD ACTUALLY RISE BEFORE DAYBREAK OVER THE NORTHWEST HALF OF CWA. THIS WARMING TREND WITH SOUTHWEST SURFACE WINDS WILL BRING HIGHS IN THE 30S ON FRIDAY. STAYED ON THE COOL SIDE OF GUIDANCE GIVEN THE EXPECTED SNOW COVER AND THAT NORTHERN CWA WILL HAVE MORE THAN TONIGHTS INCH OR TWO TO GET RID OF. HIGH PRESSURE WILL ALLOW FOR DRY CONDITIONS ACROSS THE AREA ON FRIDAY. && .LONG TERM /SATURDAY THROUGH TUESDAY/... ON SATURDAY A WEAK DISTURBANCE WILL MOVE THROUGH DURING THE DAY. THERE IS VERY LITTLE MOISTURE WITH THIS FEATURE AND LIMITED PRECIPITATION CHANCES TO A SLIGHT CHANCE ALONG AND NORTH OF THE OHIO RIVER. WITH SOUTHERLY FLOW TEMPERATURES WILL RISE INTO THE UPPER 30S TO UPPER 40S ON SATURDAY. A STRONGER SYSTEM WILL MOVE THROUGH SATURDAY NIGHT THROUGH SUNDAY NIGHT. TEMPERATURES WILL NOT DROP OFF THAT MUCH SATURDAY NIGHT AS WARM AIR CONTINUES TO MOVE INTO THE AREA. PRECIPITATION WILL GENERALLY BE IN THE FORM OF RAIN WITH SOME SNOW POSSIBLE ACROSS THE FAR NORTH SATURDAY NIGHT INTO THE FIRST HALF OF SUNDAY. COLDER AIR WORKS INTO THE AREA SUNDAY AFTERNOON INTO SUNDAY EVENING ALLOWING PRECIPITATION TO CHANGE OVER TO LIGHT SNOW BEFORE TAPERING OFF SUNDAY NIGHT. HIGH PRESSURE WILL THEN WORK BACK INTO THE AREA FOR MONDAY AND TUESDAY. && .AVIATION /14Z WEDNESDAY THROUGH SUNDAY/... H5 ENERGY WILL DIVE TOWARDS THE GREAT LAKES TODAY DIGGING A TROF OVER THE GREAT LAKES. MEANWHILE...A CDFNT WILL DROP SE INTO THE REGION THIS AFTN. PCPN WILL WORK INTO THE TAFS BEHIND THE FRONT. TIMED THE START OF THE PCPN INTO KDAY AT 21Z AND THEN ACROSS THE REST OF THE TAFS BY 00Z. PCPN SHOULD START AS SNOW AT ALL BUT CVG/LUK WHERE SOME RAIN COULD MIX IN AT THE ONSET. CIGS AND VSBYS WILL DROP QUICKLY TO IFR IN THE SNOW. WINDS WILL SHIFT TO THE NW BEHIND THE FRONT WITH GUSTS UP TO 25 KNOTS POSSIBLE. LOOKING AT ABOUT A 6 HOUR SHOT OF SNOW WITH THIS SYSTEM...SO SNOW WILL END AROUND 07Z IN THE ERN TAFS. CIGS SHOULD POP BACK UP TO MVFR AFTER THE SNOW ENDS AND LINGER AROUND 2000-2500 FT. OUTLOOK...MVFR CEILINGS MAY LINGER INTO THURSDAY. MVFR/IFR CEILINGS AND VISIBILITIES POSSIBLE SATURDAY NIGHT INTO SUNDAY. && .ILN WATCHES/WARNINGS/ADVISORIES... OH...NONE. KY...NONE. IN...NONE. && SYNOPSIS...FRANKS NEAR TERM...JGL SHORT TERM...FRANKS LONG TERM...NOVAK AVIATION...SITES
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE WILMINGTON OH 1105 AM EST WED FEB 4 2015 INZ050-OHZ026-034-035-042>046-051-052-051200- WAYNE-HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-LOGAN-UNION OH-DELAWARE- MIAMI-CHAMPAIGN- 1105 AM EST WED FEB 4 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL INDIANA...CENTRAL OHIO...MIAMI VALLEY OF OHIO AND WEST CENTRAL OHIO. .DAY ONE...TODAY AND TONIGHT. SNOW WILL DEVELOP ACROSS THE AREA LATE THIS AFTERNOON...BEFORE TAPERING OFF THIS EVENING. AN INCH OR TWO OF SNOW ACCUMULATION IS EXPECTED. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE. INZ058-059-066-073>075-080-KYZ089>100-OHZ053>056-060>065-070>074- 077>082-088-051200- FAYETTE IN-UNION IN-FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND- CARROLL-GALLATIN-BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BRACKEN- ROBERTSON-MASON-LEWIS-CLARK-MADISON-FRANKLIN OH-LICKING-PREBLE- MONTGOMERY-GREENE-FAYETTE OH-PICKAWAY-FAIRFIELD-BUTLER-WARREN- CLINTON-ROSS-HOCKING-HAMILTON-CLERMONT-BROWN-HIGHLAND-ADAMS-PIKE- SCIOTO- 1105 AM EST WED FEB 4 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL INDIANA...SOUTHEAST INDIANA...NORTHEAST KENTUCKY...NORTHERN KENTUCKY...CENTRAL OHIO...MIAMI VALLEY OF OHIO...SOUTH CENTRAL OHIO AND SOUTHWEST OHIO. .DAY ONE...TODAY AND TONIGHT. A RAIN SNOW MIX WILL DEVELOP LATE THIS AFTERNOON INTO EARLY EVENING BEFORE QUICKLY CHANGING OVER TO ALL SNOW. THE SNOW WILL TAPER OFF THROUGH LATE EVENING. SNOW ACCUMULATIONS OF UP TO AN INCH WILL BE POSSIBLE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO THE NATIONAL WEATHER SERVICE.
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1041 AM EST WED FEB 4 2015 INZ050-OHZ026-034-035-042>046-051-052-042200- WAYNE-HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-LOGAN-UNION OH-DELAWARE- MIAMI-CHAMPAIGN- INCLUDING THE CITIES OF...RICHMOND...KENTON...CELINA... WAPAKONETA...GREENVILLE...SIDNEY...BELLEFONTAINE...MARYSVILLE... DELAWARE...PIQUA...URBANA 1041 AM EST WED FEB 4 2015 ...SLICK ROADS POSSIBLE LATER TODAY... SNOW WILL DEVELOP ACROSS THE AREA LATER THIS AFTERNOON AS A COLD FRONT PUSHES THROUGH THE REGION. SNOW ACCUMULATIONS OF 1 TO 2 INCHES WILL BE POSSIBLE BEFORE THE SNOW TAPERS OFF THROUGH EARLY THIS EVENING. IF YOU ARE PLANNING TRAVEL...BE PREPARED FOR SLICK ROADWAYS LATER THIS AFTERNOON AND EVENING. INZ058-059-066-073>075-080-KYZ089>100-OHZ053>056-060>065-070>074- 077>082-088-042200- FAYETTE IN-UNION IN-FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND- CARROLL-GALLATIN-BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON- BRACKEN-ROBERTSON-MASON-LEWIS-CLARK-MADISON-FRANKLIN OH-LICKING- PREBLE-MONTGOMERY-GREENE-FAYETTE OH-PICKAWAY-FAIRFIELD-BUTLER- WARREN-CLINTON-ROSS-HOCKING-HAMILTON-CLERMONT-BROWN-HIGHLAND- ADAMS-PIKE-SCIOTO- INCLUDING THE CITIES OF...CONNERSVILLE...LIBERTY...BROOKVILLE... VERSAILLES...LAWRENCEBURG...RISING SUN...VEVAY...CARROLLTON... WARSAW...BURLINGTON...INDEPENDENCE...ALEXANDRIA...OWENTON... WILLIAMSTOWN...FALMOUTH...BROOKSVILLE...MOUNT OLIVET... MAYSVILLE...VANCEBURG...SPRINGFIELD...LONDON...COLUMBUS... NEWARK...EATON...DAYTON...XENIA...WASHINGTON COURT HOUSE... CIRCLEVILLE...LANCASTER...HAMILTON...LEBANON...WILMINGTON... CHILLICOTHE...LOGAN...CINCINNATI...MILFORD...GEORGETOWN... HILLSBORO...WEST UNION...PIKETON...PORTSMOUTH 1041 AM EST WED FEB 4 2015 ...SLICK ROADS POSSIBLE THIS EVENING... A RAIN SNOW MIX WILL DEVELOP LATE THIS AFTERNOON INTO EARLY EVENING AND THEN CHANGE OVER TO ALL SNOW THROUGH THE EVENING HOURS. SNOW ACCUMULATIONS WILL GENERALLY BE AN INCH OR LESS BEFORE THE SNOW TAPERS OFF THROUGH LATE EVENING. IF YOU ARE PLANNING TRAVEL...BE PREPARED FOR SLICK ROADWAYS THIS EVENING.
The national radar mosaic for the moment the first event began.
31 winter weather. Local standard time, as filed.
The county garage west of Celina measured 2 inches of snow.
The observer just southwest of Wapakoneta measured 1.2 inches of snow.
The observer 7 miles northeast of Kenton measured 3.1 inches of snow. The highway department in Kenton measured 3 inches.
The highway department east of Sidney measured 2 inches of snow while the CoCoRaHS observer near Fort Loramie measured 1.5 inches.
The highway department north of Bellefontaine measured 2 inches of snow.
The highway department east of Greenville measured 1.5 inches of snow. A CoCoRaHS observer located 3 miles west-southwest of Potsdam measured 1.3 inches.
The CoCoRaHS observer near Piqua measured 1.5 inches of snow. The highway department southwest of troy measured a half inch.
The highway department near Urbana measured 2 inches of snow.
A public report from Springfield measured 1.5 inches of snow. The CoCoRaHS observer located 4 miles south-southeast of town measured an inch.
The CoCoRaHS observer located 1 mile west-southwest of Eaton measured a half inch of snow.
A public report from near Shiloh measured 1.6 inches of snow. The CoCoRaHS observer located 3 miles south-southeast of Dayton measured an inch and a half of snow while the Dayton airport KDAY measured 0.8 inches.
The CoCoRaHS observer located 2 miles southwest of Xenia measured 1.2 inches of snow. The highway department in town measured an inch.
The county garage east of Marysville measured 1.3 inches of snow. The CoCoRaHS observer located 4 miles northwest of Raymond measured 0.8 inches.
The CoCoRaHS observer located 6 miles east-southeast of Sunbury measured 2inches of snow while another 4 miles north-northwest of Dublin measured 1.5 inches.
The county garage 3 miles northeast of Lafayette measured 2 inches of snow.
The KCMH Columbus airport measured 1.5 inches of snow. The highway department 4 miles north of Gahanna measured a half inch.
The highway department 5 miles south-southeast of Heath measured 1.5 inches of snow, as did a public report from Granville.
The highway department near Lancaster measured an inch of snow. The CoCoRaHS observer near Pickerington measured 0.9 inches.
The highway department 2 miles west of Logan measured 2 inches of snow.
The highway department near Circleville measured an inch of snow.
A report from Chillicothe measured an inch of snow. The highway department 3 miles northwest of town measured a half inch.
A report from New Martinsburg measured 1.5 inches of snow. The highway department near Washington Court House measured a half inch.
An employee northeast of Odgen measured 1.5 inches of snow. The CoCoRaHS observer 2 miles north of Wilmington measured 1.2 inches, and the NWS office measured 1.1 inches.
An employee in Maineville measured 1.3 inches of snow, as did a public report from the Lebanon airport. The CoCoRaHS observer south of Lebanon measured 1.2 inches of snow.
A spotter in Wetherington measured 1.8 inches of snow. The highway department located 6 miles east-northeast of Hamilton measured 0.8 inches.
The CoCoRaHS observers located 9 miles northwest of Cincinnati and near Wyoming both measured 1.5 inches of snow. A spotter in Madeira measured 1.2 inches.
The county garage near Amelia measured 0.3 inches of snow.
The county garage near Georgetown measured 0.3 inches of snow.
The county garage near West Union measured an inch of snow. A public report from West Union indicated a half inch had fallen.
The county garage located 5 miles south-southwest of Piketon measured a half inch of snow.
The county garage near Lucasville and the CoCoRaHS observer in Rosemount both measured a half inch of snow.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2015Every state in 2015This day in weather historyWarnings in Ohio, February 2015
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 562331, 562332, 562333, 562334, 562335, 562336, 562337, 562338, 562339, 562340, 562342, 562343, 562344, 562345, 562347, 562348, 562349, 562351, 562353, 562354, 562355, 562357, 562360, 562361, 562363, 562365, 562367, 562368, 562369, 562370, 562371.