Listed are Meteorological events that happened on July 7th:
The mercury soared to 127° at Parker, AZ to tie the state record established at Fort Mohave on 6/15/1896. This record was broken on 6/29/1994 when Lake Havasu City hit 128°.
A severe thunderstorm caused heavy damage and 38 deaths in and near Cincinnati, OH. Many older buildings were demolished. The steamship "Dick Fulton" was overturned.
North Island, New Zealand experienced its coldest night on record occurred as the low dropped to 8° at Chateau Tongariro.
The world record for a 20 minute rainfall total was set in Curtea-de-Arges, Romania. 8.10 inches of rain fell in this period of time.
The mercury soared at 87° at St. John’s, Newfoundland Canada, the city's hottest day on record.
Montana was in the midst of a snowstorm that dumped 10 inches at Glacier National Park, and produced wind gusts to 90 mph.
Meanwhile, Denver, CO set a record high with a reading of 101°.
France's hottest day on record occurred at Le Luc near St. Tropez when the high reached 108.9°.
A 90 foot excursion boat carrying employees of the SCI Corporation on an outing capsized during a severe thunderstorm on the Tennessee River near Huntsville, AL, killing 11 people. The disaster was caused by a microburst.
Highest minimum temperature records were set each day at San Diego, CA for 15 consecutive days beginning on this date when the overnight low only dropped to 71°.
In the midst of a record 39th day string of 100 degree days, the temperature at Tucson, AZ dipped to 66°, marking their third straight record low.
A strange temperature fluctuation occurred at Greensburg, KS. The 7am temperature was 75°. Within a few minutes, the mercury shot up to 95°, then fell back to 86° by 8am. This was accompanied by dust devils. An approaching cold front was suspected to be the cause.
Many cities in the north central and northeastern U.S. reported record high temperatures for the date. Youngstown, OH hit 100°, and for the second day in a row, Flint, MI reached 101°, equaling all-time records for those two cities. Grand Rapids, MI set a record high with 98.
Thunderstorms produced severe weather during the day, with more than 100 reports of large hail and damaging winds from Ohio to Massachusetts and New Hampshire. Thunderstorm winds reached 90 mph in Sullivan County, NH, and golf ball size hail was reported in parts of Pennsylvania.
Many cities, mostly in the southwestern U.S., reported record high temperatures for the date. Afternoon highs of 105° at Cedar City, UT and 114° at Moab, UT were all-time records for those locations. Other daily records included: Victorville, CA: 110°, Scottsbluff, NE: 109°, Chadron, NE: 109°, Boise, ID: 108°, Grand Junction, CO: 103°, Wheatland, WY: 103°, Denver, CO: 102°, Alliance, NE: 102°, Casper, WY: 101°, Billings, MT: 101°, Havre, MT: 100°, Missoula, MT: 99°, Helena, MT: 98°, Lander, WY: 98°, Great Falls, MT: 97°, Cheyenne, WY: 97°, Alamosa, CO: 93° and Big Bear Lake, CA: 91°.
Tornadoes struck across southern Lower Michigan. A tornado damaged about 20 homes near Highland in Oakland County. More damage occurred near Okemos in Ingham County and a home and some outbuildings were damaged as a tornado moved northeast of Rockford in Kent County. A tornado also briefly touched down northwest of Plainwell in Allegan County but did no damage. Overall, $30 million dollars in damage resulted with wind gusts over 85 mph. Over 850,000 people were without electricity following the storms; some for up to a week.
The day after lightning started several fires, strong non-thunderstorm winds blew across much of northern Oklahoma. Winds gusted to 70 mph and lasted for several hours. A 1,200 pound bale of hay was rolled a quarter mile by the winds that also blew down many trees. Highway 51, near Hennessey, was closed until the downed trees could be cleaned up.
When clusters of thunderstorms collapse and dissipate rapidly, they sometimes produce a downburst of very warm air, called a "heat burst ". A collapsing thunderstorm in the northeast part of the Texas Panhandle produced a heat burst that reached Arnett and Gage, OK just before midnight. Winds gusted to 67 mph at Arnett, as the temperature rose from 82° to 97° in 30 minutes. At Gage, the wind gusted to 70 mph, while the temperature rose from 85° to 102° in one hour.
A 35-year-old male was scuba diving in the Gulf just offshore Navarre Beach, FL. A strong rip current ripped his mask off and he was overcome by the water. He was brought to shore and taken to a local hospital but died later that day. A man was caught in a severe rip current and drowned in the Gulf of Mexico at Seagrove Beach, FL. Another man drowned when caught in a severe rip current in the Gulf of Mexico at Inlet Beach. His body washed ashore the next day at Panama City Beach, east of where he drowned.
The grey skies that greeted residents of the Northeast were not low clouds, or fog or even smog. There was a distinct smell of smoke in the air at Boston, MA. Visibilities dropped to less than one mile over a wide area. The opaque skies were the result of smoke from forest fires burning north of the border in Canada.
A tornado hit Rockwell Pass in Sequoia National Park, California. The ground-level base of the tornado was estimated to be 12,000 feet, making it the highest elevation tornado ever observed in the U.S. On inch diameter hail accompanied the tornado for about 15 minutes.
A 9 year old boy was struck by lightning while at a playground in Arvada, CO. An umpire at a nearby baseball game, along with two-passers-by administered CPR and resuscitated the boy who had quit breathing. The boy suffered first and second degree burns but was released from the hospital in less than 24 hours. A dry microburst over Denver International Airport produced a wind gusts of 61 mph.
An earthquake occurred in south-central Oklahoma, centered 5 miles north of Lone Grove. The United States Geological Survey measured the quake magnitude as a 3.5 on the Richter scale, which was felt in Lone Grove and Ardmore. Coincidently, a couple hours later, a large meteor entered the earth's atmosphere over the south-central United States. Around 9:30pm, the fireball was seen in the skies over northern Texas and southwestern and central Oklahoma.
In the eastern province of Anhui, China severe thunderstorms sporting walnut-sized hailstones and strong winds damaged or destroyed 18,000 homes and caused three deaths and 143 injuries.
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