Two separate lightning strikes in Colorado caused serious injuries Thursday.
In Fort Collins, Col., nine farm workers were struck by lightning while out in the fields.
The Fire Protection District Chief of Wellington, Gary Green, said they were out in the field during a "crazy lightning storm" that moved through the area around 4:00 p.m. MDT.
Two people were critically injured.
Only a few hours earlier, a woman who was hiking in Rocky Mountain National Park was also stuck by lightning.
Further more, these were not the first injury-causing lightning strikes this week.
On Wednesday, two adults and young boy were struck by lightning in Montana while they were hiking in Glacier National Park. All three were initially knocked unconscious by the strike.
While lightning is not the biggest weather-related killer, lightning can be extremely dangerous, killing 50-100 people in a typical year.
As Samantha-Rae Tuthill explained during Lightning Awareness Week, the best shelter is in a sturdy enclosed building.
Tens of thousands of people in Phoenix remain without power after a severe thunderstorm tracked over the city on Monday night.
The combination of moisture from Erika and a non-tropical system will drench areas from Florida to the Georgia coast through the middle of the week.
A rapid shutdown of tropical activity and an end to hurricane season in early September is not likely this year, despite a strong El Nino.
Typhoons and building drought will impact more than one billion people in southeastern Asia this fall.
The calendar may be flipping to September but summer is not going anywhere just yet across the Northeast.
Tropical Depression 14-E developed several hundred miles southwest of Mexico on Monday and is expected to strengthen as it moves northward through the middle of the week.
Yuma, AZ (1950)
123 degrees - hottest temperature ever in Yuma. Yuma is the hottest city in the U.S.
Los Angeles, CA (1955)
110 degrees, hottest day ever in September. This mark was tied September 4, 1988.
Milwaukee, WI (1988)
Hottest summer on record. Six days of 100 degrees or greater and 36 days of 90 or above. Average temperature of 73.8 beat the old record of 72.8 set in 1921 and 1955. The normal average tempera- ture for a summer in Milwaukee is 68.3 degrees.