Mercer County, PA Weather Alerts

Every National Weather Service alert issued for Mercer County, Pennsylvania, pushed to your phone within moments — county code PAC085, forecast zone 2 zones (PAZ007, PAZ003). Free with StormCast.

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How the NWS identifies Mercer County

These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches PAC085 directly rather than matching on place names, which is why an alert arrives whether you are in Carlton or anywhere else in the county.

NWS County Code

PAC085

Forecast Zones

2 zones (PAZ007, PAZ003)

Forecast Office

Moon Township (PBZ)

Radar Station

KPBZ

Towns covered in Mercer County

An NWS alert for Mercer County applies to all 20 of these communities. You do not need a separate alert for each one.

Carlton Clark Clarks Mills Farrell Fredonia Greenville Grove City Hadley Hermitage Jackson Center Jamestown Mercer Sandy Lake Sharon Sharpsville Sheakleyville Stoneboro Transfer West Middlesex Wheatland

River gauges in and around Mercer County

StormCast tracks 5 gauges near Mercer County. Set a flood-stage alert on any of them to get notified before the water reaches you.

All Pennsylvania river gauges →

Current conditions

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Alert types issued for Mercer County

Tornado

Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.

How tornado alerts work →

Flooding

Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.

How flood alerts work →

Winter

Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.

Winter warnings explained →

Fire Weather

Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.

Fire weather alerts →

Heat & Cold

Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.

Frost & freeze alerts →

Wind & Lightning

High Wind Warning, Wind Advisory and lightning proximity alerts.

Lightning alerts →

Mercer County weather alert questions

Which NWS forecast zone is Mercer County in?

Mercer County, Pennsylvania is NWS county code PAC085 and spans 2 forecast zones (PAZ007, PAZ003). Alerts for it are issued by the Moon Township (PBZ) Weather Forecast Office, and the nearest NEXRAD radar is KPBZ.

Which towns in Mercer County are covered?

All of them. NWS alerts are issued at the county and zone level, so a warning for Mercer County covers every community inside it, including Carlton, Clark, Clarks Mills, Farrell, Fredonia, Greenville, Grove City, Hadley, Hermitage, Jackson Center, Jamestown, Mercer, Sandy Lake, Sharon, Sharpsville, Sheakleyville, Stoneboro, Transfer, West Middlesex and Wheatland.

Are there river gauges in Mercer County?

Yes — StormCast monitors 5 river gauges in and around Mercer County, including Shenango River near Transfer, Little Shenango River at Greenville, Shenango River at Shenango Dam Pool. You can set a flood-stage alert on any of them and get a push notification when the water rises.

How fast are alerts for Mercer County delivered?

StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for PAC085, the push notification goes out within moments — even with your screen off.

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