Expected

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of east central New York, including the following counties, Columbia, Greene and Rensselaer. * WHEN...Until 515 AM EDT Thursday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable.

* WHAT...Dangerously hot conditions with highs 110 to 120 degrees across the Mojave Desert. Highs 100 to 110 degrees across most of the southern Great Basin and Arizona Strip. Little to no overnight relief is expected, particularly in the Mojave Desert where lows of 80 to 95 degrees are forecast. This will result in major to extreme heat risk. * WHERE...Portions of northwest Arizona, southeast California, and south central and southern Nevada. * WHEN...From 10 AM PDT /10 AM MST/ Thursday to 8 PM PDT /8 PM MST/

* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of southern Vermont, including the following county, Windham. * WHEN...Until 745 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Expect many areas of slow moving or standing water. The Deerfield River in Wilmington may rise out of its banks. * ADDITIONAL DETAILS...

* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of east central New York, including the following counties, Albany and Schenectady. * WHEN...Until 800 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. Low-water crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS...

* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...Portions of central and western Massachusetts, including the following counties, in central Massachusetts, Worcester. In western Massachusetts, Franklin, Hampden and Hampshire. * WHEN...Until 800 PM EDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. * ADDITIONAL DETAILS... - At 456 PM EDT, Doppler radar and automated rain gauges

* WHAT...For the Heat Advisory, hot temperatures of 90 to 100 expected. For the Extreme Heat Warning, dangerously hot conditions with temperatures of 95 to 105 expected. * WHERE...Interstate 5 Corridor and Western San Gabriel Mountains and Highway 14 Corridor. * WHEN...For the Heat Advisory, from 10 AM Thursday to 10 AM PDT Friday. For the Extreme Heat Warning, from 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat hazards may extend into next week for portions of the region.

* WHAT...Dangerously hot conditions with temperatures of 105 to 115 expected. * WHERE...Antelope Valley, Eastern Antelope Valley Foothills, and Western Antelope Valley Foothills. * WHEN...From 10 AM Thursday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

* WHAT...Dangerously hot conditions with temperatures of 95 to 110 expected. * WHERE...A large portion of southwest California including the coastal ranges and adjacent foothills, as well as the coastal valleys. * WHEN...From 10 AM Friday to 8 PM PDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events. * ADDITIONAL DETAILS...Heat hazards may extend into next week for portions of the region. Drink plenty of fluids, stay in an air-conditioned room, stay out of

* WHAT...Dangerously hot conditions with temperatures 101 to 106 in Santa Cruz and Cochise Counties and 107 to 113 elsewhere. Major to Extreme HeatRisk is expected. * WHERE...Eastern Cochise County below 5000 feet, South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, Upper Santa Cruz River Valley/Altar Valley, and Western Pima County. * WHEN...From 10 AM Thursday to 8 PM MST Sunday.

* WHAT...Dangerously hot conditions. Afternoon temperatures 107 to 120 expected. Major to Extreme Heat Risk. * WHERE...Mostly rural portions of southwest Arizona and southeast California, including Joshua Tree National Park. * WHEN...From 10 AM MST /10 AM PDT/ Thursday to 8 PM MST /8 PM PDT/ Sunday. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death. An Extreme Heat Warning means that a period of very hot temperatures,