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National Severe Weather Outlook for the next week

Here you'll find all available severe weather outlooks on one page.

Overview of the threat for the next few days

Thursday, April 16
Friday, April 17
Saturday, April 18
Sunday, April 19
Monday, April 20
Tuesday, April 21
Wednesday, April 22
Thursday, April 23

Outlook for Thursday, April 16

Outlook Summary

Widely scattered areas of scattered strong to severe thunderstorm development are expected to generally wane through mid to late evening.

Outlook Images

overview

tornado low

wind 5%

hail 5%

Detailed Outlook

SPC AC 170059

Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0759 PM CDT Thu Apr 16 2026

Valid 170100Z - 171200Z

THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS THIS EVENING ACROSS PARTS OF EASTERN NEW YORK INTO WESTERN NEW ENGLAND…PARTS OF THE OZARK PLATEAU INTO MID SOUTH…AND THE PECOS VALLEY/RIO GRANDE VALLEY VICINITY

### SUMMARY

Widely scattered areas of scattered strong to severe thunderstorm development are expected to generally wane through mid to late evening.

01Z Update

### Parts of Upstate New York into western New England

Forcing for ascent accompanying a weak frontal wave is maintaining an area of scattered stronger storms now overspreading areas to the northwest of Albany NY, in the presence of strong deep-layer shear. Instability sampled in the evening sounding from Albany is rather weak, but profiles might still be supportive of at least some risk for localized severe wind and hail into mid/late evening as forcing overspreads parts of southern Vermont, New Hampshire and adjacent Maine.

Ozark Plateau into Mid South

The primary east-southeastward propagating organized storm cluster appears to be in the process of weakening, as southeasterly near surface updraft inflow across middle Tennessee becomes less unstable. However, renewed thunderstorm development persists along and to the cool side of the trailing convective outflow across the Missouri Bootheel vicinity, with additional attempts along a diffuse zone of differential surface heating extending westward across northern Arkansas. This is occurring beneath warming and more strongly capping lower/mid-tropospheric air, but given inflow of potentially sizable CAPE, in the presence of moderate westerly shear, there remains at least some risk for supercell development capable of producing large hail this evening.

West Texas

Potential for sustained severe thunderstorm development appears low along the retreating dryline across parts of northwest Texas into the South Plains overnight.

..Kerr.. 04/17/2026

CLICK TO GET WUUS01 PTSDY1 PRODUCT

NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z

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Outlook for Friday, April 17

Outlook Summary

Widespread severe thunderstorms are expected from parts of the southern Plains to the Middle and Upper Mississippi Valley vicinity Friday into Friday night. Tornadoes, possibly strong, very large hail, and swaths of damaging winds will be possible.

Outlook Images

overview

tornado 10%

wind 45%

hail 30%

Detailed Outlook

SPC AC 161741

Day 2 Convective Outlook NWS Storm Prediction Center Norman OK 1241 PM CDT Thu Apr 16 2026

Valid 171200Z - 181200Z

THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS EXTENDING FROM WISCONSIN SOUTHWESTWARD INTO OKLAHOMA

### SUMMARY

Widespread severe thunderstorms are expected from parts of the southern Plains to the Middle and Upper Mississippi Valley vicinity Friday into Friday night. Tornadoes, possibly strong, very large hail, and swaths of damaging winds will be possible.

Synopsis

An upper trough will move into the central and northern Plains during the day, strengthening through Friday night as it moves into upper MS Valley. Continuous height falls will occur across the entire central to northern Plains region, where mid and upper level temperatures will already be relatively cool.

During the afternoon, low pressure will develop across IA and WI, with a cold front extending southwestward into southern KS and northwest OK. A warm front will also lift across IA and into WI during the day, with an influx of mid 60s F dewpoints. Given the cool temperatures aloft, this will create a highly unstable air mass ahead of the cold front. This front will accelerate during the evening as storms become numerous, and should extend roughly from Lower MI into central TX by 12Z Saturday.

The combination of steep lapse rates aloft, ample shear, and ample moisture will support corridors of significant severe storms, including all modes of severe.

From IA into WI and northwest IL

Strong tornado potential is evident Friday afternoon into early evening, especially from IA into southern WI and northwest IL. While convective evolution is a bit uncertain, there is good agreement in a very unstable environment with midlevel lapse rates to 8.5 C/km, along with 200-300 m2/s2 effective SRH ahead of the surface low and near the warm front. While an eventual squall line may take shape late in the day, scattered supercells appear likely after about 19Z ahead of the developing low and as dewpoints rise rapidly. As such, conditional tornado probabilities have been increased further to indicate stronger tornado potential.

Cells should eventually consolidate as the front pushed east, with damaging bowing structures expected, possibly as far east as Lake MI. The severe risk is expected to persist as far east as IN and lower MI late evening/overnight as the southerly low-level jet brings moisture northward. Damaging winds appear possible.

OK/KS/MO

A volatile environment will develop near and ahead of the cold front Friday afternoon, with significant severe hail, wind, and several tornadoes expected. An impressive combination of deep-layer shear/wind fields and steep lapse rates aloft will exist, and while the forcing mechanism will be linear, shear vector orientation and likely rightward-propagation of the stronger supercells will support tornadoes and very large damaging hail initially. All this activity is expected to merge into a linear MCS, with corridors of destructive winds and continued large hail risk expected over much of MO and into northern OK through the evening.

..Jewell.. 04/16/2026

CLICK TO GET WUUS02 PTSDY2 PRODUCT

NOTE: THE NEXT DAY 2 OUTLOOK IS SCHEDULED BY 0600Z

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Outlook for Saturday, April 18

Outlook Summary

Scattered strong to severe thunderstorms capable of damaging winds and hail will be possible on Saturday from the upper Ohio Valley.

Outlook Images

overview

any severe 15%

Detailed Outlook

SPC AC 161926

Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0226 PM CDT Thu Apr 16 2026

Valid 181200Z - 191200Z

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER MUCH OF THE UPPER OHIO VALLEY

### SUMMARY

Scattered strong to severe thunderstorms capable of damaging winds and hail will be possible on Saturday from the upper Ohio Valley.

Synopsis

An upper trough will move toward the upper Great Lakes and OH Valley on Saturday, with a cold front moving quickly east and extending from western NY/PA into KY/TN by 00Z. A narrow plume of upper 50s F to near 60 F dewpoints will exist and contribute to up to 1000 J/kg MUCAPE.

Storms will likely be ongoing early in the day along the front as it moves out of IN and into western OH/KY, and 40-50 kt southwest winds at 850 mb may support damaging gusts potential. Heating ahead of the front from OH/PA southward into WV/KY/TN may support new development, although lapse rates aloft over southern areas will be poor. Still, favorable deep-layer mean wind speeds and sufficient shear may support isolated severe gusts or marginal hail, especially into OH/western PA. Further, low-level shear will be strongest over northern areas, with some supercell potential.

..Jewell.. 04/16/2026

CLICK TO GET WUUS03 PTSDY3 PRODUCT

NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0730Z

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Outlook for Sunday, April 19

Outlook Images

any severe potential too low

Note on Medium Range Outlooks

You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.

When no specific risk areas are shown, you might see one of these phrases:

If you bookmark this page, it will continue to update with each new outlook that is issued.

Days Covered in this Outlook

Day 4 Sunday, April 19 potential too low
Day 5 Monday, April 20 potential too low
Day 6 Tuesday, April 21 potential too low
Day 7 Wednesday, April 22 predictability too low
Day 8 Thursday, April 23 predictability too low

Detailed Outlook

ZCZC SPCSWOD48 ALL ACUS48 KWNS 160838 SPC AC 160838

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0338 AM CDT Thu Apr 16 2026

Valid 191200Z - 241200Z

DISCUSSION

Severe thunderstorm potential will be low through at least Day 6/Tuesday. In the wake of a cold front moving offshore the Atlantic coast and into the Gulf, strong surface high pressure will build east of the Rockies and persist across parts of the South and East through Day 6/Tuesday. As a result, a dry and stable boundary layer will preclude severe thunderstorm potential.

By the middle of the week, and upper trough is forecast to overspread the western U.S. As this occurs, lee surface troughing will allow for increasing southerly winds over the Plains, and Gulf moisture will begin to return northward Days 7-8/Wed-Thu. It remains uncertain if the upper trough will begin to eject eastward toward the Plains at the end of the period. If this occurs, some severe potential may develop across the Plains, though predictability is low.

..Leitman.. 04/16/2026

CLICK TO GET WUUS48 PTSD48 PRODUCT

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Outlook for Monday, April 20

Outlook Images

any severe potential too low

Note on Medium Range Outlooks

You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.

When no specific risk areas are shown, you might see one of these phrases:

If you bookmark this page, it will continue to update with each new outlook that is issued.

Days Covered in this Outlook

Day 4 Sunday, April 19 potential too low
Day 5 Monday, April 20 potential too low
Day 6 Tuesday, April 21 potential too low
Day 7 Wednesday, April 22 predictability too low
Day 8 Thursday, April 23 predictability too low

Detailed Outlook

ZCZC SPCSWOD48 ALL ACUS48 KWNS 160838 SPC AC 160838

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0338 AM CDT Thu Apr 16 2026

Valid 191200Z - 241200Z

DISCUSSION

Severe thunderstorm potential will be low through at least Day 6/Tuesday. In the wake of a cold front moving offshore the Atlantic coast and into the Gulf, strong surface high pressure will build east of the Rockies and persist across parts of the South and East through Day 6/Tuesday. As a result, a dry and stable boundary layer will preclude severe thunderstorm potential.

By the middle of the week, and upper trough is forecast to overspread the western U.S. As this occurs, lee surface troughing will allow for increasing southerly winds over the Plains, and Gulf moisture will begin to return northward Days 7-8/Wed-Thu. It remains uncertain if the upper trough will begin to eject eastward toward the Plains at the end of the period. If this occurs, some severe potential may develop across the Plains, though predictability is low.

..Leitman.. 04/16/2026

CLICK TO GET WUUS48 PTSD48 PRODUCT

← back to overview

 

Outlook for Tuesday, April 21

Outlook Images

any severe potential too low

Note on Medium Range Outlooks

You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.

When no specific risk areas are shown, you might see one of these phrases:

If you bookmark this page, it will continue to update with each new outlook that is issued.

Days Covered in this Outlook

Day 4 Sunday, April 19 potential too low
Day 5 Monday, April 20 potential too low
Day 6 Tuesday, April 21 potential too low
Day 7 Wednesday, April 22 predictability too low
Day 8 Thursday, April 23 predictability too low

Detailed Outlook

ZCZC SPCSWOD48 ALL ACUS48 KWNS 160838 SPC AC 160838

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0338 AM CDT Thu Apr 16 2026

Valid 191200Z - 241200Z

DISCUSSION

Severe thunderstorm potential will be low through at least Day 6/Tuesday. In the wake of a cold front moving offshore the Atlantic coast and into the Gulf, strong surface high pressure will build east of the Rockies and persist across parts of the South and East through Day 6/Tuesday. As a result, a dry and stable boundary layer will preclude severe thunderstorm potential.

By the middle of the week, and upper trough is forecast to overspread the western U.S. As this occurs, lee surface troughing will allow for increasing southerly winds over the Plains, and Gulf moisture will begin to return northward Days 7-8/Wed-Thu. It remains uncertain if the upper trough will begin to eject eastward toward the Plains at the end of the period. If this occurs, some severe potential may develop across the Plains, though predictability is low.

..Leitman.. 04/16/2026

CLICK TO GET WUUS48 PTSD48 PRODUCT

← back to overview

 

Outlook for Wednesday, April 22

Outlook Images

any severe predictability too low

Note on Medium Range Outlooks

You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.

When no specific risk areas are shown, you might see one of these phrases:

If you bookmark this page, it will continue to update with each new outlook that is issued.

Days Covered in this Outlook

Day 4 Sunday, April 19 potential too low
Day 5 Monday, April 20 potential too low
Day 6 Tuesday, April 21 potential too low
Day 7 Wednesday, April 22 predictability too low
Day 8 Thursday, April 23 predictability too low

Detailed Outlook

ZCZC SPCSWOD48 ALL ACUS48 KWNS 160838 SPC AC 160838

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0338 AM CDT Thu Apr 16 2026

Valid 191200Z - 241200Z

DISCUSSION

Severe thunderstorm potential will be low through at least Day 6/Tuesday. In the wake of a cold front moving offshore the Atlantic coast and into the Gulf, strong surface high pressure will build east of the Rockies and persist across parts of the South and East through Day 6/Tuesday. As a result, a dry and stable boundary layer will preclude severe thunderstorm potential.

By the middle of the week, and upper trough is forecast to overspread the western U.S. As this occurs, lee surface troughing will allow for increasing southerly winds over the Plains, and Gulf moisture will begin to return northward Days 7-8/Wed-Thu. It remains uncertain if the upper trough will begin to eject eastward toward the Plains at the end of the period. If this occurs, some severe potential may develop across the Plains, though predictability is low.

..Leitman.. 04/16/2026

CLICK TO GET WUUS48 PTSD48 PRODUCT

← back to overview

 

Outlook for Thursday, April 23

Outlook Images

any severe predictability too low

Note on Medium Range Outlooks

You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.

When no specific risk areas are shown, you might see one of these phrases:

If you bookmark this page, it will continue to update with each new outlook that is issued.

Days Covered in this Outlook

Day 4 Sunday, April 19 potential too low
Day 5 Monday, April 20 potential too low
Day 6 Tuesday, April 21 potential too low
Day 7 Wednesday, April 22 predictability too low
Day 8 Thursday, April 23 predictability too low

Detailed Outlook

ZCZC SPCSWOD48 ALL ACUS48 KWNS 160838 SPC AC 160838

Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0338 AM CDT Thu Apr 16 2026

Valid 191200Z - 241200Z

DISCUSSION

Severe thunderstorm potential will be low through at least Day 6/Tuesday. In the wake of a cold front moving offshore the Atlantic coast and into the Gulf, strong surface high pressure will build east of the Rockies and persist across parts of the South and East through Day 6/Tuesday. As a result, a dry and stable boundary layer will preclude severe thunderstorm potential.

By the middle of the week, and upper trough is forecast to overspread the western U.S. As this occurs, lee surface troughing will allow for increasing southerly winds over the Plains, and Gulf moisture will begin to return northward Days 7-8/Wed-Thu. It remains uncertain if the upper trough will begin to eject eastward toward the Plains at the end of the period. If this occurs, some severe potential may develop across the Plains, though predictability is low.

..Leitman.. 04/16/2026

CLICK TO GET WUUS48 PTSD48 PRODUCT

← back to overview

 

National Risk Overview

Thursday, April 16
TORNADO: low
HAIL: 5%
WIND: 5%
Friday, April 17
TORNADO: 10%
HAIL: 30%
WIND: 45%
Saturday, April 18
ANY SEVERE: 15%
Sunday, April 19
ANY SEVERE: potential too low
Monday, April 20
ANY SEVERE: potential too low
Tuesday, April 21
ANY SEVERE: potential too low
Wednesday, April 22
ANY SEVERE: predictability too low
Thursday, April 23
ANY SEVERE: predictability too low

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