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Home Return to list Severe Thunderstorm Warning 0109 Issued by the Tucson Forecast Office
Action: New Issued At: 2026-08-04 18:39:56
684
WUUS55 KTWC 042339
SVRTWC
AZC011-050030-
/O.NEW.KTWC.SV.W.0109.260804T2339Z-260805T0030Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tucson AZ
439 PM MST Tue Aug 4 2026
The National Weather Service in Tucson has issued a
* Severe Thunderstorm Warning for...
Southeastern Greenlee County in southeastern Arizona...
* Until 530 PM MST.
* At 439 PM MST, severe thunderstorms were located along a line from
31 miles southeast of Clifton to near Duncan, moving west at 10
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...
Clifton, Morenci, Duncan, York, Franklin, Three Way and Guthrie.
This includes the following highways...
Route 78 between mile markers 155 and 174. Route 191 between mile
markers 145 and 165. Route 75 between mile markers 379 and 398. Route
70 between mile markers 368 and 385.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds and
large hail.
&&
LAT...LON 3243 10905 3243 10912 3253 10923 3254 10923
3258 10921 3260 10922 3264 10921 3268 10921
3275 10925 3284 10932 3284 10933 3320 10932
3315 10905
TIME...MOT...LOC 2339Z 73DEG 10KT 3263 10904 3272 10910 3304 10906
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
EDWARDS
Action: Continued Issued At: 2026-08-04 18:52:56
040
WWUS55 KTWC 042352
SVSTWC
Severe Weather Statement
National Weather Service Tucson AZ
452 PM MST Tue Aug 4 2026
AZC011-050030-
/O.CON.KTWC.SV.W.0109.000000T0000Z-260805T0030Z/
Greenlee AZ-
452 PM MST Tue Aug 4 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM MST FOR
SOUTHEASTERN GREENLEE COUNTY...
At 452 PM MST, severe thunderstorms were located along a line from
near Duncan to 15 miles east of Clifton, moving west at 10 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Clifton, Morenci, Duncan, York, Franklin, Three Way and Guthrie.
This includes the following highways...
Route 78 between mile markers 155 and 174. Route 191 between mile
markers 145 and 165. Route 75 between mile markers 379 and 398. Route
70 between mile markers 368 and 385.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. These storms are capable of producing damaging winds and
large hail.
Continuous cloud to ground lightning is occurring with these storms.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3243 10905 3243 10912 3253 10923 3254 10923
3258 10921 3260 10922 3264 10921 3268 10921
3275 10925 3284 10932 3284 10933 3320 10932
3315 10905
TIME...MOT...LOC 2339Z 73DEG 10KT 3274 10903 3305 10898
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
EDWARDS
Action: Continued Issued At: 2026-08-04 19:10:57
520
WWUS55 KTWC 050010
SVSTWC
Severe Weather Statement
National Weather Service Tucson AZ
510 PM MST Tue Aug 4 2026
AZC011-050030-
/O.CON.KTWC.SV.W.0109.000000T0000Z-260805T0030Z/
Greenlee AZ-
510 PM MST Tue Aug 4 2026
...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM MST FOR
SOUTHEASTERN GREENLEE COUNTY...
At 510 PM MST, a severe thunderstorm was over Duncan and Franklin,
moving southwest at 15 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...
Duncan and Franklin.
This includes the following highways...
Route 75 between mile markers 379 and 393. Route 70 between mile
markers 368 and 385.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Seek shelter inside a well-built structure and stay away from
windows. This storm is capable of producing damaging winds and large
hail.
Continuous cloud to ground lightning is occurring with this storm.
Lightning is one of natures leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3243 10905 3243 10912 3253 10923 3254 10923
3258 10921 3260 10922 3264 10921 3268 10921
3274 10924 3275 10925 3278 10927 3284 10932
3284 10933 3292 10933 3287 10905
TIME...MOT...LOC 2352Z 57DEG 14KT 3273 10903
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
EDWARDS
Action: Expired Issued At: 2026-08-04 19:29:27
086
WWUS55 KTWC 050029
SVSTWC
Severe Weather Statement
National Weather Service Tucson AZ
529 PM MST Tue Aug 4 2026
AZC011-050039-
/O.EXP.KTWC.SV.W.0109.000000T0000Z-260805T0030Z/
Greenlee AZ-
529 PM MST Tue Aug 4 2026
...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 530 PM MST FOR
SOUTHEASTERN GREENLEE COUNTY...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However, gusty
winds and heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 1000 PM MST for a
portion of Southeast Arizona.
&&
LAT...LON 3243 10905 3243 10912 3253 10923 3254 10923
3258 10921 3260 10922 3264 10921 3268 10921
3274 10924 3275 10925 3278 10927 3284 10932
3284 10933 3292 10933 3287 10905
TIME...MOT...LOC 0010Z 57DEG 14KT 3269 10910
$$
EDWARDS
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