Storms of 1977
Every storm the National Weather Service filed in 1977, month by month, kind by kind and state by state. Before 1996 the record holds tornadoes, hail and thunderstorm wind only, without narratives; floods, heat, winter storms and the other kinds begin in 1996.
1977 on the map
The 600 most significant episodes of 1977, colored by kind of event.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The year
- Events
- 3,728
- Deaths
- 43
- Injuries
- 771
- Damage
- $342 million
- Episodes
- 1,343
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
By month
By kind of event
Deaths, injuries and damage are counted under the kind that heads each episode.
| Kind of event | Events | Deaths | Injuries | Damage |
|---|---|---|---|---|
| Thunderstorm Wind | 1,723 | 0 | 0 | |
| Hail | 1,083 | 0 | 0 | |
| Tornado | 922 | 43 | 771 | $342 million |
The deadliest
- Tornadoes and Hail in Alabama, April 4, 1977
- Tornadoes and Hail in Illinois, August 21, 1977
- Tornadoes and Hail in Missouri, May 4, 1977
- Tornadoes and Hail in Mississippi, February 23, 1977
- Tornadoes and Hail in Wisconsin, July 30, 1977
- Tornadoes and Hail in Texas, December 13, 1977
- Tornadoes and Hail in Michigan, April 2, 1977
- Tornadoes and Hail in Georgia, April 4, 1977
- Tornado in Louisiana, April 21, 1977
- Tornadoes and Hail in Indiana, October 1, 1977
- Tornadoes and Hail in Oklahoma, May 15, 1977
- Tornado in Florida, December 5, 1977
- Tornadoes and Damaging Wind in Arkansas, September 14, 1977
The costliest
- Tornadoes and Hail in Missouri, May 4, 1977
- Tornadoes and Hail in Wisconsin, July 30, 1977
- Tornadoes and Damaging Winds in Ohio, June 30, 1977
- Tornadoes and Hail in Alabama, April 4, 1977
- Tornadoes and Hail in Texas, December 13, 1977
- Tornadoes and Hail in Kansas, May 18, 1977
- Tornadoes and Hail in Wisconsin, June 5, 1977
- Tornadoes and Hail in Oklahoma, May 20, 1977
- Tornadoes and Hail in Michigan, April 2, 1977
- Tornadoes and Hail in Minnesota, August 26, 1977
- Tornadoes and Hail in Kansas, May 4, 1977
- Tornadoes in Ohio, April 2, 1977
- Tornadoes and Hail in Illinois, May 5, 1977
- Tornadoes and Hail in Nebraska, July 7, 1977
- Tornadoes and Damaging Winds in Iowa, May 4, 1977
- Tornadoes in Tennessee, October 1, 1977
- Tornadoes and Hail in Georgia, April 4, 1977
- Tornadoes in Pennsylvania, September 24, 1977
- Tornadoes and Damaging Winds in Ohio, October 1, 1977
- Tornadoes and Damaging Winds in Indiana, June 30, 1977
- Tornadoes and Hail in South Carolina, December 5, 1977
- Tornadoes and Hail in Illinois, August 6, 1977
- Tornadoes and Damaging Winds in Mississippi, December 13, 1977
- Tornadoes and Damaging Winds in New York, September 18, 1977
- Tornadoes and Damaging Winds in Louisiana, March 28, 1977
By state
Events filed in each state in 1977.
- Alabama131
- Arizona21
- Arkansas103
- California6
- Colorado96
- Connecticut4
- Delaware10
- Florida92
- Georgia75
- Idaho6
- Illinois164
- Indiana98
- Iowa101
- Kansas202
- Kentucky86
- Louisiana111
- Maine6
- Maryland13
- Massachusetts6
- Michigan80
- Minnesota157
- Mississippi127
- Missouri174
- Montana13
- Nebraska256
- Nevada6
- New Hampshire8
- New Jersey13
- New Mexico27
- New York23
- North Carolina90
- North Dakota151
- Ohio88
- Oklahoma192
- Oregon4
- Pennsylvania83
- South Carolina56
- South Dakota119
- Tennessee69
- Texas379
- Utah6
- Vermont3
- Virginia71
- West Virginia22
- Wisconsin135
- Wyoming45
Coastal and lake waters
More from this year
Tornadoes in 1977The 1977 hurricane seasonThis day in weather history
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24.