| Products in the Last Seven Days |
| Type |
Phenomena |
Count |
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| Warning | Tornado | 35 |
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| Watch | Severe Thunderstorm | 8 |
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| Most Active Forecast Offices |
| Forecast Office |
Products |
| Grand Junction, CO | 83 |
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| Product Count by Day |
| Date |
Warn |
Watch |
Advis. |
| 2025-09-17 | 4 |
0 | 9 |
| 2025-09-16 | 150 |
11 | 56 |
| 2025-09-15 | 41 |
4 | 28 |
| 2025-09-14 | 98 |
7 | 35 |
| 2025-09-13 | 62 |
2 | 45 |
| 2025-09-12 | 117 |
0 | 35 |
| 2025-09-11 | 36 |
3 | 39 |
| 2025-09-10 | 20 |
3 | 32 |
| 2025-09-09 | 1 |
2 | 11 |
| Particularly Dangerous Situations |
| Product |
Forecast Office |
| Tornado Warning 0040 | Bismarck, ND |
| Tornado Warning 0053 | Bismarck, ND |
|
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Severe Thunderstorm Warning 0042
Issued by the Grand Junction Forecast Office
| Action |
Issued |
Starts |
Expiration |
| New |
2025-09-12 13:30:19 |
2025-09-12 13:30:00 |
2025-09-12 14:00:00 |
Action: New
Issued At: 2025-09-12 13:30:19
252
WUUS55 KGJT 121830
SVRGJT
UTC019-121900-
/O.NEW.KGJT.SV.W.0042.250912T1830Z-250912T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Junction CO
1230 PM MDT Fri Sep 12 2025
The National Weather Service in Grand Junction has issued a
* Severe Thunderstorm Warning for...
Southwestern Grand County in east central Utah...
* Until 100 PM MDT.
* At 1229 PM MDT, a severe thunderstorm was located 17 miles south of
Green River, 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
southwestern Grand County.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3896 11005 3895 11000 3898 11004 3903 11001
3883 10970 3863 11005 3865 11004 3865 11006
3869 11010 3871 11008 3871 11012 3872 11011
3873 11012 3875 11010 3875 11008 3879 11012
3881 11010 3883 11013
TIME...MOT...LOC 1829Z 224DEG 27KT 3875 11007
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
KAA
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