Alerts from NWS Tucson AZ (UNOFFICIAL)
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Alerts from NWS Tucson AZ (UNOFFICIAL)
@tus.nws-bot.us
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Freeze Warning issued November 20 at 11:28PM MST until November 21 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Sub-freezing temperatures between 23 to 32 degrees expected. * WHERE...Eastern Cochise County below 5000 feet, Sulphur Springs Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...Until 9 AM MST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...Probability of subfreezing temperatures for select locations across the warned area: -Willcox: 95% -Benson: 90% -Patagonia: 90% -Rio Rico: 90% -Sonoita: 85% -Saint David: 90% -Elfrida: 85% -Sunizona: 85% -Douglas: 70% -San Simon: 80%
November 21, 2025 at 6:30 AM
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Freeze Warning issued November 20 at 12:23PM MST until November 21 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Sub-freezing temperatures between 23 to 32 degrees expected. * WHERE...Eastern Cochise County below 5000 feet, Sulphur Springs Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...From 2 AM to 9 AM MST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 20, 2025 at 7:30 PM
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Freeze Warning issued November 20 at 2:45AM MST until November 21 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Sub-freezing temperatures between 24 to 32 degrees expected. * WHERE...Eastern Cochise County below 5000 feet, Sulphur Springs Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...From 2 AM to 9 AM MST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 20, 2025 at 10:00 AM
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🚨 Severe Thunderstorm Warning issued November 19 at 8:25PM MST until November 19 at 8:45PM MST by NWS Tucson AZ 🚨
Additional Details Here.
At 825 PM MST, a severe thunderstorm was located 18 miles north of Kitt Peak, 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... Queens Well and Silver Bell.
November 20, 2025 at 3:30 AM
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🚨 Severe Thunderstorm Warning issued November 19 at 8:04PM MST until November 19 at 8:45PM MST by NWS Tucson AZ 🚨
Additional Details Here.
SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... North Central Pima County in southeastern Arizona... * Until 845 PM MST. * At 804 PM MST, a severe thunderstorm was located 8 miles northeast of San Isidro, 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. * Locations impacted include... Queens Well, Santa Rosa Ranch and Silver Bell. This includes Route 86 between mile markers 131 and 132.
November 20, 2025 at 3:15 AM
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🚨 Severe Thunderstorm Warning issued November 19 at 1:13PM MST until November 19 at 1:30PM MST by NWS Tucson AZ 🚨
Additional Details Here.
At 113 PM MST, a severe thunderstorm was located near Saddlebrooke Ranch, 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. Locations impacted include... Catalina, Oro Valley, Marana, Saddlebrooke, Saddlebrooke Ranch, Tortolita, Catalina State Park, Oracle Junction, Biosphere 2 and Dove Mountain. This includes the following highways... Route 79 between mile markers 92 and 100. Route 77 between mile markers 81 and 96.
November 19, 2025 at 8:15 PM
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🚨 Severe Thunderstorm Warning issued November 19 at 12:54PM MST until November 19 at 1:30PM MST by NWS Tucson AZ 🚨
Additional Details Here.
SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... Northeastern Pima County in southeastern Arizona... South Central Pinal County in southeastern Arizona... * Until 130 PM MST. * At 1254 PM MST, a severe thunderstorm was located over Tortolita, moving northeast at 35 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... Tucson, Catalina, Oro Valley, Marana, Casas Adobes, Flowing Wells, Saddlebrooke, Saddlebrooke Ranch, Tortolita, Catalina State Park, Saguaro National Park West, Picture Rocks, Dove Mountain, Oracle Junction and Biosphere 2. This includes the following highways... Route 79 between mile markers 92 and 100. Route 77 between mile markers 77 and 96. Interstate 10 between mile markers 241 and 252.
November 19, 2025 at 8:00 PM
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Freeze Warning issued November 19 at 12:50PM MST until November 21 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Sub-freezing temperatures between 24 to 30 degrees expected. * WHERE...Eastern Cochise County below 5000 feet, Sulphur Springs Valley, Upper San Pedro River Valley, and Upper Santa Cruz River Valley/Altar Valley. * WHEN...From 2 AM to 9 AM MST Friday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 19, 2025 at 8:00 PM
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Freeze Warning issued November 11 at 1:38AM MST until November 11 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging from 29 to 34 degrees expected. * WHERE...Graham and Cochise counties mainly through the Sulphur Springs Valley and St. David to Benson areas. * WHEN...Until 9 AM MST this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 11, 2025 at 8:45 AM
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Freeze Warning issued November 10 at 12:24PM MST until November 11 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging from 29 to 34 degrees possible for the Sulphur Springs Valley and St. David and Benson areas. * WHERE...Eastern Cochise County below 5000 feet, Upper Gila River Valley, and Upper San Pedro River Valley. * WHEN...From 2 AM to 9 AM MST Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 10, 2025 at 7:30 PM
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🚨 Freeze Watch issued November 10 at 2:37AM MST until November 11 at 9:00AM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging from 29 to 34 degrees possible for the Sulphur Springs Valley and St. David and Benson areas. * WHERE...Eastern Cochise County below 5000 feet, Upper Gila River Valley, and Upper San Pedro River Valley. * WHEN...From late tonight through Tuesday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 10, 2025 at 9:45 AM
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🚨 Freeze Watch issued November 9 at 1:31PM MST until November 11 at 9:00AM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging from 29 to 34 degrees possible for the Sulphur Springs Valley and St. David and Benson areas. * WHERE...Eastern Cochise County below 5000 feet, Upper Gila River Valley, and Upper San Pedro River Valley. * WHEN...From 2 AM to 9 AM Tuesday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
November 9, 2025 at 8:45 PM
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Freeze Warning issued October 30 at 12:22AM MST until October 30 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging between 30 to 34 degrees possible, especially in low drainage areas including the Sulphur Springs Valley. * WHERE...Eastern Cochise County below 5000 feet and Upper Gila River Valley. * WHEN...Until 9 AM MST this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
October 30, 2025 at 7:30 AM
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Freeze Warning issued October 29 at 12:16PM MST until October 30 at 9:00AM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging between 30 to 34 degrees possible, especially in low drainage areas including the Sulphur Springs Valley. * WHERE...Eastern Cochise County below 5000 feet and Upper Gila River Valley. * WHEN...From 2 AM to 9 AM MST Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
October 29, 2025 at 7:30 PM
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🚨 Freeze Watch issued October 29 at 12:48AM MST until October 30 at 9:00AM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging between 30 to 34 degrees possible, especially in low drainage areas including the Sulphur Springs Valley. * WHERE...Eastern Cochise County below 5000 feet and Upper Gila River Valley. * WHEN...From late tonight through Thursday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
October 29, 2025 at 8:00 AM
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🚨 Freeze Watch issued October 28 at 1:12PM MST until October 30 at 9:00AM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Near to sub-freezing temperatures ranging between 30 to 34 degrees possible, especially in low drainage areas including Sulphur Springs Valley. * WHERE...Eastern Cochise County below 5000 feet and Upper Gila River Valley. * WHEN...From late Wednesday night through Thursday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
October 28, 2025 at 8:30 PM
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🚨 Flash Flood Warning issued October 13 at 12:28PM MST until October 13 at 3:00PM MST by NWS Tucson AZ 🚨
Additional Details Here.
At 1228 PM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2 inches of rain have fallen. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Picacho, Picacho Peak State Park, Pinal Airpark. This includes the following highways... Route 87 near mile marker 116. Interstate 10 between mile markers 211 and 227. This includes the following Flash Flood Prone Locations... Sasco Rd at Santa Cruz Wash.
October 13, 2025 at 7:30 PM
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Flood Advisory issued October 13 at 12:09PM MST until October 13 at 3:15PM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of South Central Arizona, including the following county, east central Pima. * WHEN...Until 315 PM MST. * IMPACTS...Rises in small streams and normally dry washes. Some low-water crossings may become impassable. * ADDITIONAL DETAILS... - At 1209 PM MST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 0.5 and 1 inch of rain has fallen. - Some locations that will experience flooding include... Tucson, Davis-Monthan Air Force Base, Tanque Verde, Vail, Corona De Tucson, East Sahuarita, Saguaro National Park East, Sabino Canyon Recreation Area, Catalina Foothills, Rita Ranch, Mescal and Seven Falls. - http://www.weather.gov/safety/flood
October 13, 2025 at 7:15 PM
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🚨 Flash Flood Warning issued October 13 at 11:58AM MST until October 13 at 3:00PM MST by NWS Tucson AZ 🚨
Additional Details Here.
FFWTWC The National Weather Service in Tucson has issued a * Flash Flood Warning for... South Central Pinal County in southeastern Arizona... * Until 300 PM MST. * At 1158 AM MST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Some locations that will experience flash flooding include... Picacho, Picacho Peak State Park, Pinal Airpark and Red Rock. This includes the following highways... Route 87 near mile marker 116. Interstate 10 between mile markers 211 and 227. This includes the following Flash Flood Prone Locations... Sasco Rd at Santa Cruz Wash.
October 13, 2025 at 7:00 PM
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Flood Advisory issued October 13 at 11:45AM MST until October 13 at 1:45PM MST by NWS Tucson AZ
Additional Details Here.
* WHAT...Small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of South Central Arizona, including the following county, south central Pinal. * WHEN...Until 145 PM MST. * IMPACTS...Rises in small streams and normally dry washes. Dangerous flows over low-water crossings. * ADDITIONAL DETAILS... - At 1145 AM MST, Doppler radar indicated heavy rain due to thunderstorms. This will cause small stream flooding. Between 0.5 and 1 inch of rain has fallen. - Some locations that will experience flooding include... Eloy, Picacho and Picacho Peak State Park. - http://www.weather.gov/safety/flood
October 13, 2025 at 7:00 PM
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🚨 Severe Thunderstorm Warning issued October 13 at 11:39AM MST until October 13 at 12:30PM MST by NWS Tucson AZ 🚨
Additional Details Here.
SVRTWC The National Weather Service in Tucson has issued a * Severe Thunderstorm Warning for... South Central Pinal County in southeastern Arizona... * Until 1230 PM MST. * At 1139 AM MST, a severe thunderstorm was located 12 miles southwest of Picacho, 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... Eloy, Picacho and Picacho Peak State Park. This includes the following highways... Route 87 between mile markers 116 and 120. Interstate 10 between mile markers 206 and 220.
October 13, 2025 at 6:45 PM
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🚨 Flood Warning issued October 13 at 1:49AM MST until October 13 at 1:45PM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Flooding caused by excessive rainfall. * WHERE...The Vamori Wash on the Tohono O'Odham Nation near Kom Vo. * WHEN...Until 145 PM MST Monday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Low-water crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS... - At 143 AM MST, The Vamori Wash at Kom Vo is approaching 9.8 feet. At these levels the Highway 21 bridge approaches flood and the road may be impassable. - Some locations that will experience flooding include... Santa Cruz. - http://www.weather.gov/safety/flood
October 13, 2025 at 9:15 AM
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🚨 Flood Watch issued October 13 at 1:06AM MST until October 13 at 5:00PM MST by NWS Tucson AZ 🚨
Additional Details Here.
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of Southeast Arizona, including the following areas, Baboquivari Mountains, Catalina and Rincon Mountains, Chiricahua Mountains, Dragoon and Mule and Huachuca and Santa Rita Mountains, Eastern Cochise County below 5000 feet, Galiuro and Pinaleno Mountains, South Central Pinal County, Southeast Pinal County, Tohono O'odham Nation, Tucson Metro Area, Upper Gila River Valley, Upper San Pedro River Valley, Upper Santa Cruz River Valley/Altar Valley and Western Pima County. * WHEN...Through this afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Abundant moisture may lead to additional shower and thunderstorm activity, with the potential for areas of moderate to heavy rain capable of producing additional flooding concerns. - Http://www.weather.gov/safety/flood
October 13, 2025 at 8:15 AM
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🚨 Flash Flood Warning issued October 12 at 8:05PM MST until October 12 at 9:30PM MST by NWS Tucson AZ 🚨
Additional Details Here.
At 805 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Flash flooding is already occurring. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Drexel Heights, Three Points, Pascua Pueblo Yaqui Reservation, San Xavier Community, Valencia West, Tucson Estates, Tucson Mountain Park and Ryan AirField. This includes the following highways... Route 86 between mile markers 151 and 165. Route 286 near mile marker 45. This includes the following Flash Flood Prone Locations... Mark Rd from Jeffery Rd to Los Reales Rd and Black Wash at S Camino de Oeste. This includes the following streams and drainages... Santa Cruz River, Soto Wash, South Mendoza Wash, West Branch Santa Cruz River and Brawley Wash.
October 13, 2025 at 3:15 AM
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🚨 Flash Flood Warning issued October 12 at 8:03PM MST until October 12 at 9:00PM MST by NWS Tucson AZ 🚨
Additional Details Here.
At 803 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. Flash flooding is ongoing. Over the last 3 hours multiple rain gauges have recored 1 to 2.0 inches of rain. Multiple swift water rescues have occurred along the Alamo Wash and the Atterbury Wash. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar and automated gauges. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Tucson, Davis-Monthan Air Force Base, Tanque Verde, Saguaro National Park East and Rita Ranch. This includes Interstate 10 near mile marker 269. This includes the following Flash Flood Prone Locations... Harrison Rd at Pantano Wash, Old Spanish Trl at Rincon Creek, Escalante Rd at Atterbury Wash and Freeman Rd between Broadway and Old Spanish Trail. This includes the following streams and drainages... Santa Cruz River, Tanque Verde Wash, Chico, Arroyo, Rincon Creek and Pantano Wash.
October 13, 2025 at 3:15 AM