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  • Current Tropical Systems
    Erin

Severe Weather 2025

Which one of these is good for spying a possible debis sig?
View attachment 45212

Correlation coefficient. Areas of low correlation (radar detects things that are of dissimilar shapes and sizes, usually depicted as greens and blues) would be your debris signature, especially if it lines up with the couplet on velocity and hook/debris ball (if present) on reflectivity.
 
Correlation coefficient. Areas of low correlation (radar detects things that are of dissimilar shapes and sizes, usually depicted as greens and blues) would be your debris signature, especially if it lines up with the couplet on velocity and hook/debris ball (if present) on reflectivity.
Yeah, nothing much with the circulation it seems.
IMG_5062.jpeg
 
The Tornado Warning was just extended, and the dangerous storm is approaching Van Buren.
 

Coming Soon Art GIF by Xinanimodelacra
 
Tornado Warning in Minnesota’
IMG_5741.jpeg
IMG_5742.png
291
WWUS53 KMPX 190101
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
801 PM CDT Fri Jul 18 2025

MNC127-129-173-190130-
/O.CON.KMPX.TO.W.0069.000000T0000Z-250719T0130Z/
Redwood MN-Renville MN-Yellow Medicine MN-
801 PM CDT Fri Jul 18 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR WESTERN
RENVILLE, NORTH CENTRAL REDWOOD AND EAST CENTRAL YELLOW MEDICINE
COUNTIES...

At 801 PM CDT, a severe thunderstorm capable of producing a tornado
was located 5 miles north of Echo, or 18 miles northwest of Redwood
Falls, moving east at 30 mph.

HAZARD...Tornado and ping pong ball size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows and vehicles will occur. Tree
damage is likely.

Locations impacted include...
Echo, Belview and Upper Sioux Agency State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to an interior room on the lowest floor of a well-built
building away from windows. If you are outdoors, in a mobile home,
or in a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4467 9553 4474 9548 4477 9528 4456 9531
TIME...MOT...LOC 0053Z 270DEG 24KT 4470 9548

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
 
Tornado Warning in Minnesota’
View attachment 45237
View attachment 45238
291
WWUS53 KMPX 190101
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
801 PM CDT Fri Jul 18 2025

MNC127-129-173-190130-
/O.CON.KMPX.TO.W.0069.000000T0000Z-250719T0130Z/
Redwood MN-Renville MN-Yellow Medicine MN-
801 PM CDT Fri Jul 18 2025

...TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR WESTERN
RENVILLE, NORTH CENTRAL REDWOOD AND EAST CENTRAL YELLOW MEDICINE
COUNTIES...

At 801 PM CDT, a severe thunderstorm capable of producing a tornado
was located 5 miles north of Echo, or 18 miles northwest of Redwood
Falls, moving east at 30 mph.

HAZARD...Tornado and ping pong ball size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows and vehicles will occur. Tree
damage is likely.

Locations impacted include...
Echo, Belview and Upper Sioux Agency State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to an interior room on the lowest floor of a well-built
building away from windows. If you are outdoors, in a mobile home,
or in a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4467 9553 4474 9548 4477 9528 4456 9531
TIME...MOT...LOC 0053Z 270DEG 24KT 4470 9548

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
About time..
 
About time..
The warning box just vanished on the map despite not expiring yet (still have roughly 10 minutes to go before expiration)
 
Welp, time to get started… Tornado Warning in Nebraska now as well.

IMG_5745.jpeg
829
WFUS53 KLBF 190121
TORLBF
NEC017-190200-
/O.NEW.KLBF.TO.W.0024.250719T0121Z-250719T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
821 PM CDT Fri Jul 18 2025

The National Weather Service in North Platte has issued a

* Tornado Warning for...
West central Brown County in north central Nebraska...

* Until 900 PM CDT.

* At 820 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles south of Johnstown, or 13 miles southwest of
Ainsworth, moving south at 15 mph.

HAZARD...Tornado and half dollar size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
west central Brown County, including the following locations...
Moon Lake.

This includes Highway 20 between mile markers 233 and 238.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4233 9985 4232 10016 4237 10017 4253 10019
4254 10018 4259 9994
TIME...MOT...LOC 0120Z 349DEG 11KT 4247 10009

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
 
Welp, time to get started… Tornado Warning in Nebraska now as well.

View attachment 45239
829
WFUS53 KLBF 190121
TORLBF
NEC017-190200-
/O.NEW.KLBF.TO.W.0024.250719T0121Z-250719T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service North Platte NE
821 PM CDT Fri Jul 18 2025

The National Weather Service in North Platte has issued a

* Tornado Warning for...
West central Brown County in north central Nebraska...

* Until 900 PM CDT.

* At 820 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles south of Johnstown, or 13 miles southwest of
Ainsworth, moving south at 15 mph.

HAZARD...Tornado and half dollar size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.

* This tornadic thunderstorm will remain over mainly rural areas of
west central Brown County, including the following locations...
Moon Lake.

This includes Highway 20 between mile markers 233 and 238.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4233 9985 4232 10016 4237 10017 4253 10019
4254 10018 4259 9994
TIME...MOT...LOC 0120Z 349DEG 11KT 4247 10009

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
Is that the classic hook shape I see developing in the blue circle I drew?
IMG_5746.jpeg
 
TORNADO ON THE GROUND!!

934
WWUS53 KLBF 190127
SVSLBF

Severe Weather Statement
National Weather Service North Platte NE
827 PM CDT Fri Jul 18 2025

NEC017-190200-
/O.CON.KLBF.TO.W.0024.000000T0000Z-250719T0200Z/
Brown NE-
827 PM CDT Fri Jul 18 2025

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR WEST
CENTRAL BROWN COUNTY...

At 826 PM CDT, a confirmed tornado was located 8 miles south of
Johnstown, or 12 miles southwest of Ainsworth, moving south at 10
mph.

HAZARD...Damaging tornado and half dollar size hail.

SOURCE...Broadcast media confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.

Locations impacted include...
Moon Lake.

This includes Highway 20 between mile markers 233 and 238.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

&&

LAT...LON 4233 9985 4232 10016 4237 10017 4253 10019
4254 10018 4259 9994
TIME...MOT...LOC 0126Z 338DEG 11KT 4245 10007

TORNADO...OBSERVED
MAX HAIL SIZE...1.25 IN
 
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