{"title":"Lowell Lock 3: threshold days by year","description":"Days at or beyond each fixed threshold at Lowell Lock 3, by year.","dataAsOf":"2026-10-17T00:00:00Z","lastRevised":"2026-10-18","source":"Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products.","licence":"US Government open data (NOAA NCEI)","page":"https://worldextremeweathermonitor.com/stations/USC00334736/thresholds/","columns":[{"name":"threshold","description":"Threshold id, for example tmax_ge_40c."},{"name":"year","description":"Calendar year."},{"name":"days","description":"Days in the year at or beyond the threshold."},{"name":"first","description":"First qualifying date of the year."},{"name":"last","description":"Last qualifying date of the year."},{"name":"longest_streak","description":"Longest run of consecutive qualifying days inside the year."}],"rows":[{"threshold":"tmax_ge_30c","year":1894,"days":105,"first":"1894-03-20","last":"1894-10-23","longest_streak":24},{"threshold":"tmax_ge_35c","year":1894,"days":54,"first":"1894-06-10","last":"1894-09-15","longest_streak":8},{"threshold":"tmax_ge_40c","year":1894,"days":1,"first":"1894-08-09","last":"1894-08-09","longest_streak":1},{"threshold":"tmax_ge_90f","year":1894,"days":80,"first":"1894-05-10","last":"1894-09-15","longest_streak":14},{"threshold":"tmax_ge_100f","year":1894,"days":9,"first":"1894-07-17","last":"1894-09-07","longest_streak":3},{"threshold":"tmax_le_0c","year":1894,"days":7,"first":"1894-01-25","last":"1894-12-31","longest_streak":7},{"threshold":"tmin_le_0c","year":1894,"days":134,"first":"1894-01-01","last":"1894-12-31","longest_streak":23},{"threshold":"tmin_le_m10c","year":1894,"days":22,"first":"1894-01-08","last":"1894-12-31","longest_streak":9},{"threshold":"tmin_le_m20c","year":1894,"days":3,"first":"1894-12-28","last":"1894-12-30","longest_streak":3},{"threshold":"tmin_ge_20c","year":1894,"days":1,"first":"1894-09-09","last":"1894-09-09","longest_streak":1},{"threshold":"prcp_ge_10mm","year":1949,"days":27,"first":"1949-01-05","last":"1949-12-27","longest_streak":2},{"threshold":"prcp_ge_10mm","year":1950,"days":41,"first":"1950-01-05","last":"1950-12-08","longest_streak":3},{"threshold":"prcp_ge_10mm","year":1951,"days":30,"first":"1951-01-04","last":"1951-12-21","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1949,"days":7,"first":"1949-01-24","last":"1949-12-13","longest_streak":2},{"threshold":"prcp_ge_25mm","year":1950,"days":11,"first":"1950-01-05","last":"1950-11-04","longest_streak":1},{"threshold":"prcp_ge_25mm","year":1951,"days":10,"first":"1951-01-15","last":"1951-12-21","longest_streak":1},{"threshold":"prcp_ge_50mm","year":1949,"days":1,"first":"1949-12-13","last":"1949-12-13","longest_streak":1}]}