Winter/Spring Flood Outlook for Central Pennsylvania Valid April 3, 2026 Issued by: WFO State College Next update due by April 17, 2026 This product will be updated approximately every two weeks through early Spring, and more frequently if conditions change significantly. The overall flood potential over the next two weeks ranges from NEAR AVERAGE across north-central Pennsylvania to BELOW AVERAGE across south-central Pennsylvania. 30-day precipitation departures have been above to well above average across central Pennsylvania, while 60-day departures have ranged from slightly above average across the north to slightly below average across the far south. Latest Snow Water Equivalent (SWE): No remaining snow cover was observed across Pennsylvania as we began the month of April 2026. Hydrologic Conditions and Impacts: As of April 1, streamflows were generally near average across much of central Pennsylvania, with a few locations being above average across the north and below average in the Lower Susquehanna Valley. Soil Moisture Conditions: Soil moisture ranges from near average across far northern Pennsylvania to well below average across the far southern counties. Seven Day Precipitation Forecast: 7-day precipitation ranges from around half an inch in south-central Pennsylvania up to around one and a half inches in the northwestern highlands. 8-14 Day Temperature and Precipitation Outlooks: 8-14 day temperatures are expected to trend above average across central Pennsylvania, while precipitation should trend near to above average from south to north across the area. The latest 6-10 Day, 8-14 Day, monthly and seasonal outlooks can be found on the CPC homepage. Long-Range River Outlook (25% Probability): Model forecasts take into consideration current, future, and historical trends. The forecast points with a 25% or greater chance of exceeding flood stage this Spring include points on the Swatara Creek and the Conodoguinet Creek. Please see the National Water Prediction Service (NWPS) webpage for additional details on long range flood outlooks at river gauge points. Flood Outlook Summary for Central Pennsylvania: Recent precipitation: 30-day above average; 60-day slightly above to slightly below north to south Snow conditions: No snow cover remains across central Pennsylvania River Ice: No river ice remains across central Pennsylvania Streamflow Conditions: Generally near average; slightly above north & below Lower Susquehanna Valley Soil Moisture Conditions: Near average north to below average south Groundwater: Near average north to below average south Reservoir Conditions: Near average Precipitation Forecast: Near to below average for 7-day; near to above average for days 8-14 The overall flood potential over the next two weeks ranges from NEAR AVERAGE across north-central Pennsylvania to BELOW AVERAGE across south-central Pennsylvania. Next update by: April 17, 2026