{ "lid": "HATM6", "usgsId": "02473000", "reachId": "18135826", "name": "Leaf River at Hattiesburg", "description": "", "rfc": { "abbreviation": "LMRFC", "name": "Lower Mississippi River Forecast Center" }, "wfo": { "abbreviation": "JAN", "name": "Jackson" }, "state": { "abbreviation": "MS", "name": "Mississippi" }, "county": "Forrest", "timeZone": "CST6CDT", "latitude": 31.3431, "longitude": -89.2803, "pedts": { "observed": "HGIRG", "forecast": "HGIFF" }, "status": { "observed": { "primary": 1.98, "primaryUnit": "ft", "secondary": 0.469, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-10-22T17:00:00Z" }, "forecast": { "primary": 2, "primaryUnit": "ft", "secondary": 0.478, "secondaryUnit": "kcfs", "floodCategory": "no_flooding", "validTime": "2026-10-23T00:00:00Z" } }, "flood": { "stageUnits": "ft", "flowUnits": "cfs", "categories": { "major": { "stage": 29.3, "flow": -9999 }, "moderate": { "stage": 24, "flow": -9999 }, "minor": { "stage": 22, "flow": -9999 }, "action": { "stage": 16, "flow": -9999 } }, "lro": { "minorCS": "< 0.05", "moderateCS": "< 0.05", "majorCS": "< 0.05", "producedTime": "2026-10-20T20:46:20Z", "interval": "OND" }, "crests": { "historic": [ { "occurredTime": "1974-04-15T00:00:00Z", "stage": 34.03, "flow": 121000, "preliminary": "R", "olddatum": false }, { "occurredTime": "1961-02-23T00:00:00Z", "stage": 31.53, "flow": 72200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-04-09T01:30:00Z", "stage": 29.19, "flow": 59000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1980-04-14T00:00:00Z", "stage": 29.13, "flow": 58700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-03-22T00:00:00Z", "stage": 28.91, "flow": 71300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-03-22T00:00:00Z", "stage": 28.91, "flow": 71300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-12T00:00:00Z", "stage": 27.51, "flow": 52800, "preliminary": "O", "olddatum": false }, { "occurredTime": "1980-03-31T00:00:00Z", "stage": 27.44, "flow": -9999, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-01-10T00:00:00Z", "stage": 27.42, "flow": 47300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-05-14T17:00:00Z", "stage": 27.31, "flow": 56300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-02-19T05:00:00Z", "stage": 27.09, "flow": 54900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-01-22T00:00:00Z", "stage": 26.66, "flow": 40600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-12-20T00:00:00Z", "stage": 25.92, "flow": 36800, "preliminary": "O", "olddatum": false }, { "occurredTime": "1949-04-03T00:00:00Z", "stage": 25.72, "flow": 35700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1966-02-18T00:00:00Z", "stage": 25.24, "flow": 34300, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-05T13:45:00Z", "stage": 25.13, "flow": 45600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-07T00:00:00Z", "stage": 24.98, "flow": 32900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1940-05-03T00:00:00Z", "stage": 24.88, "flow": 32500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1987-03-02T11:45:00Z", "stage": 24.85, "flow": 42200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-01-27T12:15:00Z", "stage": 24.8, "flow": 42000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-03-07T00:00:00Z", "stage": 24.32, "flow": 34400, "preliminary": "O", "olddatum": false }, { "occurredTime": "2018-12-29T00:00:00Z", "stage": 24.27, "flow": 40200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-06T00:00:00Z", "stage": 24, "flow": 30000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1964-04-10T00:00:00Z", "stage": 23.8, "flow": 29500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1973-03-27T00:00:00Z", "stage": 23.72, "flow": 29400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1976-04-02T00:00:00Z", "stage": 23.57, "flow": 30900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-04-28T00:00:00Z", "stage": 22.83, "flow": 26000, "preliminary": "O", "olddatum": false }, { "occurredTime": "2005-04-01T23:30:00Z", "stage": 22.63, "flow": 35500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-02T01:15:00Z", "stage": 22.44, "flow": 33100, "preliminary": "O", "olddatum": false }, { "occurredTime": "1994-01-30T00:15:00Z", "stage": 22.37, "flow": 32900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-02-03T12:00:00Z", "stage": 22.33, "flow": 27700, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-02-25T05:00:00Z", "stage": 22.18, "flow": 33900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-01T00:00:00Z", "stage": 22.11, "flow": 23600, "preliminary": "O", "olddatum": false } ], "recent": [ { "occurredTime": "2018-12-29T00:00:00Z", "stage": 24.27, "flow": 40200, "preliminary": "O", "olddatum": false }, { "occurredTime": "2016-03-12T00:00:00Z", "stage": 27.51, "flow": 52800, "preliminary": "O", "olddatum": false }, { "occurredTime": "2005-04-01T23:30:00Z", "stage": 22.63, "flow": 35500, "preliminary": "O", "olddatum": false }, { "occurredTime": "2003-02-25T05:00:00Z", "stage": 22.18, "flow": 33900, "preliminary": "O", "olddatum": false }, { "occurredTime": "2001-03-05T13:45:00Z", "stage": 25.13, "flow": 45600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1994-01-30T00:15:00Z", "stage": 22.37, "flow": 32900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1991-05-02T01:15:00Z", "stage": 22.44, "flow": 33100, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-05-14T17:00:00Z", "stage": 27.31, "flow": 56300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-02-19T05:00:00Z", "stage": 27.09, "flow": 54900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1990-01-27T12:15:00Z", "stage": 24.8, "flow": 42000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1987-03-02T11:45:00Z", "stage": 24.85, "flow": 42200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-04-09T01:30:00Z", "stage": 29.19, "flow": 59000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1983-02-03T12:00:00Z", "stage": 22.33, "flow": 27700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1980-04-14T00:00:00Z", "stage": 29.13, "flow": 58700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1980-03-31T00:00:00Z", "stage": 27.44, "flow": -9999, "preliminary": "O", "olddatum": false }, { "occurredTime": "1979-03-07T00:00:00Z", "stage": 24.32, "flow": 34400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1976-04-02T00:00:00Z", "stage": 23.57, "flow": 30900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1974-04-15T00:00:00Z", "stage": 34.03, "flow": 121000, "preliminary": "R", "olddatum": false }, { "occurredTime": "1973-03-27T00:00:00Z", "stage": 23.72, "flow": 29400, "preliminary": "O", "olddatum": false }, { "occurredTime": "1966-02-18T00:00:00Z", "stage": 25.24, "flow": 34300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1964-04-10T00:00:00Z", "stage": 23.8, "flow": 29500, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-12-20T00:00:00Z", "stage": 25.92, "flow": 36800, "preliminary": "O", "olddatum": false }, { "occurredTime": "1961-02-23T00:00:00Z", "stage": 31.53, "flow": 72200, "preliminary": "O", "olddatum": false }, { "occurredTime": "1953-05-06T00:00:00Z", "stage": 24, "flow": 30000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1951-04-01T00:00:00Z", "stage": 22.11, "flow": 23600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1950-01-10T00:00:00Z", "stage": 27.42, "flow": 47300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1949-04-03T00:00:00Z", "stage": 25.72, "flow": 35700, "preliminary": "O", "olddatum": false }, { "occurredTime": "1948-03-07T00:00:00Z", "stage": 24.98, "flow": 32900, "preliminary": "O", "olddatum": false }, { "occurredTime": "1947-01-22T00:00:00Z", "stage": 26.66, "flow": 40600, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-04-28T00:00:00Z", "stage": 22.83, "flow": 26000, "preliminary": "O", "olddatum": false }, { "occurredTime": "1944-03-22T00:00:00Z", "stage": 28.91, "flow": 71300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1943-03-22T00:00:00Z", "stage": 28.91, "flow": 71300, "preliminary": "O", "olddatum": false }, { "occurredTime": "1940-05-03T00:00:00Z", "stage": 24.88, "flow": 32500, "preliminary": "O", "olddatum": false } ] }, "lowWaters": { "historic": [] }, "impacts": [ { "stage": 34, "statement": "East Hattiesburg is inundated. Serious flooding in the cities of Hattiesburg and Petal, with approximately 350 businesses and 2900 other structures affected by high water." }, { "stage": 30.5, "statement": "Flooding begins to occur on Highway 11 about 1/2 mile north of bridge." }, { "stage": 29.3, "statement": "Water in is the Briarfield Homes Apartments off Second Street." }, { "stage": 27.3, "statement": "The turn ramp on the bypass becomes flooded." }, { "stage": 26, "statement": "Sections of east Hattiesburg close to the river begin to flood." }, { "stage": 25.5, "statement": "The stockyard area on Highway 11 begins to flood." }, { "stage": 25.3, "statement": "Water is beginning to cover east side of Hardy Street." }, { "stage": 23.5, "statement": "Water is beginning to enter homes on Curie Street." }, { "stage": 23, "statement": "Water begins to cover streets and highways in low lying areas along the river." }, { "stage": 22, "statement": "Water begins to cover road at a trailer park about 3 miles downstream of the Highway 11 bridge." }, { "stage": 20, "statement": "Portable restrooms in Chain Park on the river at Highway 11 are removed." }, { "stage": 17, "statement": "Power to Chain Park on the river at Highway 11 is turned off." }, { "stage": 16, "statement": "Chain Park on the river at Highway 11 begins to flood in Hattiesburg." } ] }, "images": { "probability": { "weekint": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.SSTG.prob.weekint.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.QINE.prob.weekint.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.volume.prob.weekint.gif" }, "entperiod": { "stage": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.SSTG.exceed.90day.gif", "flow": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.QINE.exceed.90day.gif", "volume": "https://water.noaa.gov/resources/probabilistic/exceedance/HATM6.volume.exceed.90day.gif" }, "shortrange": "https://water.noaa.gov/resources/probabilistic/short_term/HATM6.shortrange.hefs.png" }, "hydrograph": { "default": "https://water.noaa.gov/resources/hydrographs/hatm6_hg.png", "floodcat": "https://water.noaa.gov/resources/hydrographs/hatm6_record.png" }, "photos": [] }, "dataAttribution": [ { "abbrev": "U.S. Geological Survey", "text": "U.S. Geological Survey", "title": "U.S. Geological Survey", "url": "http://waterdata.usgs.gov/ms/nwis/uv/?site_no=02473000" }, { "abbrev": "USGS", "text": "02473000", "title": "Observations courtesy of U.S. Geological Survey", "url": "https://waterdata.usgs.gov/nwis/inventory/?site_no=02473000" } ], "impactsLowWaters": [], "normalThreshold": { "value": 0, "units": "ft" }, "hydronotes": [ { "statement": "River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.", "effective": "0101", "expiration": "1231" } ], "datums": { "vertical": { "value": [] }, "horizontal": { "value": [] }, "notes": { "value": [] } }, "inundation": { "enabled": true, "url": "https://mapservices.weather.noaa.gov/static/rest/services/NWS_FIM/FIM_hatm6/MapServer", "zeroDatum": { "value": 118.178, "datum": "NAVD88" }, "downloads": { "depthGrids": "https://water.noaa.gov/resources/downloads/fim/hatm6/hatm6_shapefiles.zip", "images": "https://water.noaa.gov/resources/downloads/fim/hatm6/hatm6_images.zip", "kmz": "https://water.noaa.gov/resources/downloads/fim/hatm6/hatm6_kmz.zip" }, "siteSpecificInfo": "", "dataAttribution": [ { "text": "USGS", "title": "Observations courtesy of the US Geological Survey", "url": "http://ms.water.usgs.gov", "image": "https://water.noaa.gov/resources/fim/" }, { "text": "State", "title": "MS State Partner", "url": "", "image": "https://water.noaa.gov/resources/fim/" }, { "text": "Partner1", "title": "Observations in partnership with City of Hattiesburg, City of Petal, and Forrest County", "url": "http://www.forrestcountyms.us/main/", "image": "https://water.noaa.gov/resources/fim/hatm6-partner-01.png" }, { "text": "Partner2", "title": "Observations in partnership with Mississippi Emergency Management Agency, Mississippi Department of Homeland Security, and the Emergency Management District", "url": "http://forresteoc.com/", "image": "https://water.noaa.gov/resources/fim/hatm6-partner-02.png" } ] }, "upstreamLid": "CLSM6", "downstreamLid": "NAGM6", "inService": { "enabled": true, "message": "" }, "lowThreshold": null, "forecastReliability": "Forecasts are issued routinely year-round.", "TruncateObs": "-1", "TruncateFcst": "5", "ObservedFloodCategory": "no_flooding", "ForecastFloodCategory": "no_flooding" }