Thanatos Weather
Wednesday, Sep 17, 2025 05:56:55

Products in the Last Seven Days
Type Phenomena Count
WarningSevere Thunderstorm406
AdvisoryAreal Flood137
AdvisorySmall Craft91
WarningFlash Flood59
AdvisoryDense Fog37
WarningTornado35
WarningGale23
WatchSevere Thunderstorm8
AdvisoryWind8
WatchAreal Flood8
AdvisoryFrost6
WatchFlash Flood5
WatchGale5
WarningFreeze3
WarningFire Weather3
WatchTornado3
WatchHazardous Seas2
AdvisoryDust Storm2
AdvisoryBlowing Dust1
AdvisoryHeat1
AdvisoryWinter Weather1
AdvisoryLake Wind1
WatchFire Weather1
Most Active Forecast Offices
Forecast Office Products
Grand Junction, CO83
Bismarck, ND57
Goodland, KS54
El Paso, TX42
Albuquerque, NM36
Tucson, AZ34
San Francisco Bay Area / Monterey, CA29
North Platte, NE26
Wakefield, VA21
Grand Forks, ND20
Duluth, MN20
Des Moines, IA20
Aberdeen, SD16
Miami, FL16
Eureka, CA15
Omaha / Valley, NE14
Newport / Morehead City, NC14
Amarillo, TX14
Hastings, NE13
Seattle, WA13
Product Count by Day
Date Warn Watch Advis.
2025-09-174 09
2025-09-16150 1156
2025-09-1541 428
2025-09-1498 735
2025-09-1362 245
2025-09-12117 035
2025-09-1136 339
2025-09-1020 332
2025-09-091 211
Particularly Dangerous Situations
Product Forecast Office
Tornado Warning 0040Bismarck, ND
Tornado Warning 0053Bismarck, ND
Home
Return to list
Severe Thunderstorm Warning 0035
Issued by the Grand Junction Forecast Office

Action Issued Starts Expiration
New 2025-09-12 11:44:16 2025-09-12 11:43:00 2025-09-12 12:30:00
Continued 2025-09-12 12:07:17 2025-09-12 12:30:00
Cancelled 2025-09-12 12:07:17 2025-09-12 12:30:00
Expired 2025-09-12 12:20:47 2025-09-12 12:30:00


Action: New
Issued At: 2025-09-12 11:44:16

314 
WUUS55 KGJT 121643
SVRGJT
COC053-091-111-121730-
/O.NEW.KGJT.SV.W.0035.250912T1643Z-250912T1730Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Junction CO
1043 AM MDT Fri Sep 12 2025

The National Weather Service in Grand Junction has issued a

* Severe Thunderstorm Warning for...
  Eastern Ouray County in southwestern Colorado...
  Northwestern Hinsdale County in southwestern Colorado...
  Eastern San Juan County in southwestern Colorado...

* Until 1130 AM MDT.

* At 1043 AM MDT, a severe thunderstorm was located near Silverton,
  or 39 miles north of Durango, moving northeast at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Silverton and Gladstone.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3769 10759 3781 10775 3810 10746 3791 10723
TIME...MOT...LOC 1643Z 225DEG 23KT 3781 10761 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

KJS


Action: Continued
Issued At: 2025-09-12 12:07:17

811 
WWUS55 KGJT 121706
SVSGJT

Severe Weather Statement
National Weather Service Grand Junction CO
1106 AM MDT Fri Sep 12 2025

COC091-111-121716-
/O.CAN.KGJT.SV.W.0035.000000T0000Z-250912T1730Z/
Ouray CO-San Juan CO-
1106 AM MDT Fri Sep 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OURAY AND EASTERN SAN
JUAN COUNTIES IS CANCELLED...

The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

&&

LAT...LON 3786 10745 3796 10754 3808 10744 3794 10727
TIME...MOT...LOC 1706Z 219DEG 28KT 3794 10748 

$$

COC053-121730-
/O.CON.KGJT.SV.W.0035.000000T0000Z-250912T1730Z/
Hinsdale CO-
1106 AM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM MDT
FOR NORTHWESTERN HINSDALE COUNTY...

At 1106 AM MDT, a severe thunderstorm was located 10 miles southwest
of Lake City, or 42 miles southeast of Montrose, moving northeast at
30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
northwestern Hinsdale County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3786 10745 3796 10754 3808 10744 3794 10727
TIME...MOT...LOC 1706Z 219DEG 28KT 3794 10748 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BW


Action: Cancelled
Issued At: 2025-09-12 12:07:17

811 
WWUS55 KGJT 121706
SVSGJT

Severe Weather Statement
National Weather Service Grand Junction CO
1106 AM MDT Fri Sep 12 2025

COC091-111-121716-
/O.CAN.KGJT.SV.W.0035.000000T0000Z-250912T1730Z/
Ouray CO-San Juan CO-
1106 AM MDT Fri Sep 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN OURAY AND EASTERN SAN
JUAN COUNTIES IS CANCELLED...

The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

&&

LAT...LON 3786 10745 3796 10754 3808 10744 3794 10727
TIME...MOT...LOC 1706Z 219DEG 28KT 3794 10748 

$$

COC053-121730-
/O.CON.KGJT.SV.W.0035.000000T0000Z-250912T1730Z/
Hinsdale CO-
1106 AM MDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 AM MDT
FOR NORTHWESTERN HINSDALE COUNTY...

At 1106 AM MDT, a severe thunderstorm was located 10 miles southwest
of Lake City, or 42 miles southeast of Montrose, moving northeast at
30 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
northwestern Hinsdale County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3786 10745 3796 10754 3808 10744 3794 10727
TIME...MOT...LOC 1706Z 219DEG 28KT 3794 10748 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

BW


Action: Expired
Issued At: 2025-09-12 12:20:47

279 
WWUS55 KGJT 121720
SVSGJT

Severe Weather Statement
National Weather Service Grand Junction CO
1120 AM MDT Fri Sep 12 2025

COC053-121730-
/O.EXP.KGJT.SV.W.0035.000000T0000Z-250912T1730Z/
Hinsdale CO-
1120 AM MDT Fri Sep 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HINSDALE COUNTY
WILL EXPIRE AT 1130 AM MDT...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

&&

LAT...LON 3786 10745 3796 10754 3808 10744 3794 10727
TIME...MOT...LOC 1720Z 225DEG 23KT 3800 10740 

$$

BW



Page Loaded at: 2025-09-17 05:56:55 -- Client Address: 216.73.216.109 -- Refresh Time: seconds