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Thursday, May 21, 2026 19:49:53

Active Watches, Warnings, and Advisories
Product Office Expire Time
Severe Thunderstorm Warning Amarillo 2026-05-21 20:15
Severe Thunderstorm Watch Amarillo 2026-05-21 22:00
Areal Flood Advisory Norman 2026-05-21 20:00
Areal Flood Advisory Norman 2026-05-21 20:15
Areal Flood Advisory Tulsa 2026-05-21 22:00

National Significant Warnings
Product Office Expire Time
Tornado Warning Goodland 2026-05-21 20:30

Recent Local NWS Text Products
Product Qty Most Recent
Norman
Special Weather Statement 1 05/21/2026 15:16
Flash Flood Warning 2 05/21/2026 14:52
Flash Flood Statement 1 05/21/2026 16:08
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Zone Forecast 6 05/21/2026 17:38
Area Forecast 5 05/21/2026 18:10
Tulsa
Flood Statement 5 05/21/2026 18:25
Hazardous Weather Outlook 3 05/21/2026 17:28
Zone Forecast 9 05/21/2026 17:34
Area Forecast 7 05/21/2026 18:03
Amarillo
Severe Thunderstorm Warning 3 05/21/2026 19:15
Special Weather Statement 7 05/21/2026 19:05
Urgent Weather Statement 2 05/21/2026 09:31
Severe Weather Statement 2 05/21/2026 18:44
Watch Notification 2 05/21/2026 19:27
Hazardous Weather Outlook 2 05/21/2026 13:25
Zone Forecast 16 05/21/2026 18:47
Area Forecast 4 05/21/2026 18:33
Dallas/Fort Worth
Special Weather Statement 1 05/21/2026 15:06
Flood Statement 5 05/21/2026 18:56
Local Storm Report 1 05/21/2026 19:16
Zone Forecast 13 05/21/2026 18:19
Area Forecast 6 05/21/2026 18:28
Storm Prediction Center
Convective Outlook - Day 1 6 05/21/2026 19:43
Convective Outlook - Day 2 2 05/21/2026 12:22
Convective Outlook - Day 3 2 05/21/2026 14:28
Convective Outlook - Days 4-8 1 05/21/2026 03:50
Mesoscale Discussion 11 05/21/2026 18:17
Watch Status Report 6 05/21/2026 19:29
NWS NCEP Central Operations
SDM Administrative Message 6 05/21/2026 10:03
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Tornado Warning 0003
Issued by the Denver / Boulder Forecast Office

Action Issued Starts Expiration
New 2026-05-21 18:56:38 2026-05-21 18:56:00 2026-05-21 19:45:00
Continued 2026-05-21 19:06:41 2026-05-21 19:45:00
Continued 2026-05-21 19:23:40 2026-05-21 19:45:00
Cancelled 2026-05-21 19:32:40 2026-05-21 19:45:00


Action: New
Issued At: 2026-05-21 18:56:38

455 
WFUS55 KBOU 212356
TORBOU
COC121-220045-
/O.NEW.KBOU.TO.W.0003.260521T2356Z-260522T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Denver CO
556 PM MDT Thu May 21 2026

The National Weather Service in Denver has issued a

* Tornado Warning for...
  Southeastern Washington County in northeastern Colorado...

* Until 645 PM MDT.

* At 556 PM MDT, a severe thunderstorm capable of producing a tornado
  was located near Cope, or 40 miles southeast of Akron, moving east
  at 15 mph.

  HAZARD...Tornado and tennis 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...
  Cope.

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 3958 10294 3977 10294 3979 10280 3958 10280
TIME...MOT...LOC 2355Z 254DEG 15KT 3964 10289

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.50 IN

$$

63


Action: Continued
Issued At: 2026-05-21 19:06:41

790 
WWUS55 KBOU 220006
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
606 PM MDT Thu May 21 2026

COC121-220045-
/O.CON.KBOU.TO.W.0003.000000T0000Z-260522T0045Z/
Washington CO-
606 PM MDT Thu May 21 2026

...TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR
SOUTHEASTERN WASHINGTON COUNTY...

At 606 PM MDT, a severe thunderstorm capable of producing a tornado
was located over Cope, or 38 miles southeast of Akron, moving
northeast at 25 mph.

HAZARD...Tornado and tennis 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...
  Cope.

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 3958 10294 3977 10294 3979 10280 3958 10280
TIME...MOT...LOC 2356Z 216DEG 20KT 3964 10288

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.50 IN

$$

63


Action: Continued
Issued At: 2026-05-21 19:23:40

245 
WWUS55 KBOU 220023
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
623 PM MDT Thu May 21 2026

COC121-220045-
/O.CON.KBOU.TO.W.0003.000000T0000Z-260522T0045Z/
Washington CO-
623 PM MDT Thu May 21 2026

...TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM MDT FOR
SOUTHEASTERN WASHINGTON COUNTY...

At 623 PM MDT, a severe thunderstorm capable of producing a tornado
was located 8 miles southwest of Cope, or 42 miles south of Akron,
moving east at 15 mph.

HAZARD...Tornado and two inch 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...
  Cope.

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 3958 10294 3968 10294 3968 10281 3961 10280
      3958 10280
TIME...MOT...LOC 0006Z 269DEG 13KT 3959 10302

TORNADO...RADAR INDICATED
MAX HAIL SIZE...2.00 IN

$$

63


Action: Cancelled
Issued At: 2026-05-21 19:32:40

570 
WWUS55 KBOU 220032
SVSBOU

Severe Weather Statement
National Weather Service Denver CO
632 PM MDT Thu May 21 2026

COC121-220042-
/O.CAN.KBOU.TO.W.0003.000000T0000Z-260522T0045Z/
Washington CO-
632 PM MDT Thu May 21 2026

...TORNADO WARNING IS CANCELLED FOR SOUTHEASTERN WASHINGTON COUNTY...

The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 1000 PM MDT
Thursday for a portion of northeast Colorado.

&&

LAT...LON 3958 10294 3968 10294 3968 10281 3961 10280
      3958 10280
TIME...MOT...LOC 0023Z 269DEG 13KT 3959 10294

$$

63





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