Alert archive / Utah / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 11, NWS Grand Junction, CO
NWS Grand Junction, CO issued this severe thunderstorm warning at Jun 6, 2015, 1:45 PM MDT for San Juan County, Utah. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 6, 2015, 1:45 PM MDT (19:45 UTC)
- Expired
- Jun 6, 2015, 2:15 PM MDT
- In force
- 30 min
- Issued by
- NWS Grand Junction, CO
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County San Juan County, UT
The radar
The Grand Junction radar (KGJX), 212 km from the middle of the area, began a volume at 19:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Junction, CO wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 6, 11:52 AM MDT, 1 hour 53 minutes earlier.
Area forecast discussion, Jun 6, 11:52 AM MDT, 1 hour 53 minutes before
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</html>Hazardous weather outlook, Jun 6, 7:31 AM MDT, 6 hours 14 minutes before
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
In the hours before
Local storm report, Jun 6, 8:39 AM MDT, 5 hours 6 minutes before
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</html>Local storm report, Jun 6, 9:08 AM MDT, 4 hours 37 minutes before
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</html>Local storm report, Jun 6, 9:09 AM MDT, 4 hours 36 minutes before
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</html>Special weather statement, Jun 6, 9:57 AM MDT, 3 hours 48 minutes before
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</html>Local storm report, Jun 6, 10:34 AM MDT, 3 hours 11 minutes before
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</html>Local storm report, Jun 6, 12:52 PM MDT, 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
1252 PM MDT SAT JUN 06 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1039 AM HEAVY RAIN VALLEY OF THE GODS 37.27N 109.92W
06/06/2015 M0.92 INCH SAN JUAN UT TRAINED SPOTTER
RAINFALL SINCE MIDNIGHT OVER THE LAST 10 HOURS AS OF 10
AM.
&&
EVENT NUMBER GJT1500788
MALEKSAThe office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 9:57 AM MDT | Special Weather Statement | GJT | La Plata | 33 min |
| Jun 6, 12:18 PM MDT | River Flood Advisory | GJT | Pitkin | 18 days |
| Jun 6, 2:07 PM MDT | Areal Flood Advisory | GJT | Archuleta | 6 hr |
| Jun 6, 2:20 PM MDT | Special Weather Statement | GJT | Archuleta | 25 min |
| Jun 6, 3:23 PM MDT | Special Weather Statement | GJT | 22 min | |
| Jun 6, 3:31 PM MDT | Special Weather Statement | GJT | 29 min | |
| Jun 6, 3:46 PM MDT | Special Weather Statement | GJT | Archuleta | 44 min |
| Jun 6, 2:31 AM MDT | Areal Flood Advisory | GJT | Grand | 6 hr |
| Jun 6, 8:31 AM MDT | Areal Flood Advisory | GJT | Grand | 12 hr |
| Jun 6, 2:28 PM MDT | Special Weather Statement | GJT | San Juan | 32 min |
| Jun 6, 3:11 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 19 min |
| Jun 6, 3:34 PM MDT | Severe Thunderstorm Warning | GJT | San Juan | 15 min |
| Jun 6, 4:19 PM MDT | Special Weather Statement | GJT | San Juan | 41 min |
| Jun 6, 5:13 PM MDT | Areal Flood Advisory | GJT | San Juan | 6 hr |
| Jun 6, 5:18 PM MDT | Special Weather Statement | GJT | San Juan | 42 min |
| Jun 6, 5:59 PM MDT | Special Weather Statement | GJT | San Juan | 46 min |
Nearby
Severe Thunderstorm Warnings in Utah, 2015Every severe thunderstorm warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.