Active Alerts
5
Live
Last updated: Never
Tornado Watch - Active Severe Weather Alerts
Real-time severe weather monitoring across the United States 🇺🇸 and Canada 🇨🇦.Real-time severe weather monitoring across the United States 🇺🇸 and Canada 🇨🇦 using official National Weather Service (NWS) and Environment and Climate Change Canada (ECCC) data. We track tornado watches, severe thunderstorms, and marine warnings that could potentially develop into tornadoes to keep communities prepared and informed.
Areas Affected
2
🇺🇸United States
LAMS
Last Updated
02:01 am
Next update in
1:00
Data Source
🇺🇸 NWS
🇨🇦 ECCC
Tornado Watch
This page monitors tornado watches, severe thunderstorms, and special marine warnings that could develop into tornadoes. These are early indications about conditions favorable for tornado formation.
For active tornado warnings (confirmed tornadoes on the ground or detected by radar), visit our main tornado monitoring system.
View Active Tornado WarningsView Tornado WarningsNorth American Severe Weather
3/3Filter alerts from US (NWS) and Canadian (ECCC) weather services
5 active • 1 types
Live Severe Weather Alerts
Live Updates
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5 Active Alerts
1:00
Updated: Never
Tornado Watch
Issued: Never
Expires in 0s
Issued: Never
Expires in 0s
Country
🇺🇸
States:
MS
Counties Affected:
Greene, Perry, Wayne
Country
🇺🇸
States:
MS
Counties:
Greene, Perry, Wayne
What's happening?
Tornado Watch
Issued: Never
Expires in 0s
Issued: Never
Expires in 0s
Country
🇺🇸
States:
LA
Counties Affected:
Avoyelles, Rapides, Vernon
Country
🇺🇸
States:
LA
Counties:
Avoyelles, Rapides, Vernon
What's happening?
Tornado Watch
Issued: Never
Expires in 0s
Issued: Never
Expires in 0s
Country
🇺🇸
States:
MS
Counties Affected:
Amite, Pike, Walthall, Wilkinson
Country
🇺🇸
States:
MS
Counties:
Amite, Pike, Walthall, Wilkinson
What's happening?
Tornado Watch
Issued: Never
Expires in 0s
Issued: Never
Expires in 0s
Country
🇺🇸
States:
LA
Counties Affected:
Caldwell, Grant, La Salle, Natchitoches, Sabine, Winn
Country
🇺🇸
States:
LA
Counties:
Caldwell, Grant, La Salle, Natchitoches, Sabine, Winn
What's happening?
Tornado Watch
Issued: Never
Expires in 0s
Issued: Never
Expires in 0s
Country
🇺🇸
States:
LAMS
Counties Affected:
Catahoula, Concordia, Franklin, Madison, Richland, Tensas, Adams, Claiborne, Clarke, Copiah, Covington, Forrest, Hinds, Jasper, Jefferson, Jefferson Davis, Jones, Lamar, Lauderdale, Lawrence, Lincoln, Marion, Newton, Rankin, Scott, Simpson, Smith, Warren
Country
🇺🇸
States:
LAMS
Counties:
Catahoula, Concordia, Franklin, Madison, Richland, Tensas, Adams, Claiborne, Clarke, Copiah, Covington, Forrest, Hinds, Jasper, Jefferson, Jefferson Davis, Jones, Lamar, Lauderdale, Lawrence, Lincoln, Marion, Newton, Rankin, Scott, Simpson, Smith, Warren
What's happening?
Expired Alerts
Expired Severe Weather Alerts
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0 Expired Alerts
Updated: Never
These alerts have expired in the last 24 hours and are no longer active.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 11,058
Issued: Never
Expired: Never
Country
🇺🇸
States:
LA
Counties Affected:
Grant, Winn
Est. Population:
11,058
Country
🇺🇸
States:
LA
Counties:
Grant, Winn
What's happening?
At 541 PM CST, a severe thunderstorm was located 8 miles northeast of Montgomery, or 15 miles southwest of Winnfield, moving northeast at 25 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 4,054
Issued: Never
Expired: Never
Country
🇺🇸
States:
LA
Counties Affected:
Natchitoches
Est. Population:
4,054
Country
🇺🇸
States:
LA
Counties:
Natchitoches
What's happening?
At 433 PM CST, a severe thunderstorm was located 23 miles south of Natchitoches, moving northeast at 25 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 85,993
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Steuben, Yates
Est. Population:
85,993
Country
🇺🇸
States:
NY
Counties:
Steuben, Yates
What's happening?
The storms which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life ...
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 251,626
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Livingston, Ontario, Wayne
Est. Population:
251,626
Country
🇺🇸
States:
NY
Counties:
Livingston, Ontario, Wayne
What's happening?
At 431 PM EST, severe thunderstorms were located along a line extending from 9 miles north of Williamson to near Hemlock to 8 miles east of Houghton, moving east at 50 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 85,993
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Steuben, Yates
Est. Population:
85,993
Country
🇺🇸
States:
NY
Counties:
Steuben, Yates
What's happening?
At 436 PM EST, severe thunderstorms were located along a line extending from Honeoye to near St.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 56,831
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Allegany, Cattaraugus
Est. Population:
56,831
Country
🇺🇸
States:
NY
Counties:
Allegany, Cattaraugus
What's happening?
The showers which prompted the warning have weakened below severe limits, and no longer pose an immediate threat to life...
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 36,254
Issued: Never
Expired: Never
Country
🇺🇸
States:
PA
Counties Affected:
McKean, Warren
Est. Population:
36,254
Country
🇺🇸
States:
PA
Counties:
McKean, Warren
What's happening?
At 415 PM EST, severe thunderstorms were located along a line extending from Allegany State Park in New York to Kinzua Dam, moving east at 35 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 95,561
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Allegany, Cattaraugus
Est. Population:
95,561
Country
🇺🇸
States:
NY
Counties:
Allegany, Cattaraugus
What's happening?
At 408 PM EST, severe showers were located along a line extending from 8 miles east of Arcade to near Salamanca to 6 miles northeast of Scandia, moving east at 40 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 66,359
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Cattaraugus, Livingston
Est. Population:
66,359
Country
🇺🇸
States:
NY
Counties:
Cattaraugus, Livingston
What's happening?
At 356 PM EST, severe showers were located along a line extending from near Churchville to near Pavilion to near Arcade, moving east at 50 mph.
Severe Thunderstorm Warning
Expired: Never
Est. Pop: 75,427
Issued: Never
Expired: Never
Country
🇺🇸
States:
NY
Counties Affected:
Cattaraugus
Est. Population:
75,427
Country
🇺🇸
States:
NY
Counties:
Cattaraugus
What's happening?
At 312 PM EST, a line of severe showers was located across Chautauqua County, moving east at 50 mph into Cattaraugus County.
Showing 1-10 of 17 alerts
Today's Outlook
Today's Severe Weather Outlook (Loading date...)
This outlook map shows areas where severe weather (primarily damaging winds) is most likely to occur today, based on data from NOAA's Storm Prediction Center. Risk levels range from Marginal (MRGL) to High, with higher percentages indicating greater severe weather probability.
View official SPC Day 1 OutlookTomorrow's Outlook
Tomorrow's Severe Weather Outlook (Loading date...)
This outlook map shows areas where severe weather (primarily damaging winds) is most likely to occur on Day 2 (tomorrow), based on data from NOAA's Storm Prediction Center. Risk levels range from Marginal (MRGL) to High, with higher percentages indicating greater severe weather probability.
View official SPC Day 2 OutlookAbout Tornado Watch Tracking
Our tornado watch monitoring system tracks potentially tornadic weather conditions across North America, including tornado watches, severe thunderstorms, and marine warnings. Real-time data comes from the National Weather Service (US) and Environment and Climate Change Canada (ECCC), updating every 60 seconds.
Types of Alerts We Track
Tornado Watch
Conditions are favorable for tornado development in the watch area.
- Typically covers multiple counties or states
- Usually issued 4-8 hours in advance
- Time to prepare and stay weather-aware
- Monitor for possible warnings
Severe Thunderstorm Warning
Storm capable of producing damaging winds and/or large hail.
- May develop rotation and spawn tornadoes
- Typically 30-60 minute duration
- Covers specific storm areas
- Requires immediate attention
Special Marine Warning
Hazardous marine conditions including waterspouts.
- Waterspouts can move onshore as tornadoes
- Affects coastal and marine areas
- Important for maritime safety
- Often precedes tornado warnings
Mesoscale Discussion
Technical updates about storm development and potential.
- Forecaster insights on storm evolution
- Probability of severe weather
- Timing of watch/warning issuance
- Areas of greatest concern
How to Use This Page
This page serves as an early warning system for potential tornado development. While our main page focuses on active tornado warnings, here you'll find the conditions that often precede tornado formation:
- Monitor tornado watches to know when conditions are favorable
- Track severe thunderstorms that could develop rotation
- Watch for special marine warnings that may indicate waterspouts
- Follow storm progression and intensification
60-Second Updates
Fresh data from NWS & ECCC every 60 seconds
Precise Mapping
Exact alert areas with radar overlay
Official Source
Official sources: NWS (US) & ECCC (Canada)
