Maricopa County, AZ Weather Alerts
Every National Weather Service alert issued for Maricopa County, Arizona, pushed to your phone within moments — county code AZC013, forecast zone 13 zones (AZZ540, AZZ537, AZZ544, AZZ548, AZZ538, AZZ541, AZZ551, AZZ534, AZZ549, AZZ546, AZZ547, AZZ539, AZZ543). Free with StormCast.
Download on Google PlayHow the NWS identifies Maricopa County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches AZC013 directly rather than matching on place names, which is why an alert arrives whether you are in Aguila or anywhere else in the county.
NWS County Code
AZC013
Forecast Zones
13 zones (AZZ540, AZZ537, AZZ544, AZZ548, AZZ538, AZZ541, AZZ551, AZZ534, AZZ549, AZZ546, AZZ547, AZZ539, AZZ543)
Forecast Office
Phoenix (PSR)
Radar Station
KIWA
Towns covered in Maricopa County
An NWS alert for Maricopa County applies to all 41 of these communities. You do not need a separate alert for each one.
River gauges in and around Maricopa County
StormCast tracks 12 gauges near Maricopa County. Set a flood-stage alert on any of them to get notified before the water reaches you.
- Salt River at 51st Ave-Phoenix
- Indian Bend Wash at Sweetwater Rd
- Salt River at Priest Road-Tempe
- Indian Bend Wash at Curry Road in Tempe
- Reata Pass Wash above Scottsdale
- Cline Creek near New River
- Gila River near Maricopa
- Agua Fria River at Lake Pleasant
- Cave Creek near Cave Creek
- New River Maricopa near New River
- Hassayampa River near Arlington
- Agua Fria River near Rock Springs
Current conditions
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Alert types issued for Maricopa County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Maricopa County weather alert questions
Which NWS forecast zone is Maricopa County in?
Maricopa County, Arizona is NWS county code AZC013 and spans 13 forecast zones (AZZ540, AZZ537, AZZ544, AZZ548, AZZ538, AZZ541, AZZ551, AZZ534, AZZ549, AZZ546, AZZ547, AZZ539, AZZ543). Alerts for it are issued by the Phoenix (PSR) Weather Forecast Office, and the nearest NEXRAD radar is KIWA.
Which towns in Maricopa County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Maricopa County covers every community inside it, including Aguila, Arlington, Avondale, Buckeye, Carefree, Cashion, Cave Creek, Chandler, Chandler Heights, El Mirage, Fort Mcdowell, Fountain Hills, Gila Bend, Gilbert, Glendale, Glendale Luke Afb, Goodyear, Higley, Laveen, Litchfield Park, Mesa, Morristown, New River, Palo Verde, Paradise Valley, Peoria, Phoenix, Queen Creek, Rio Verde, Scottsdale, Sun City, Sun City West, Surprise, Tempe, Tolleson, Tonopah, Tortilla Flat, Waddell, Wickenburg, Wittmann and Youngtown.
Are there river gauges in Maricopa County?
Yes — StormCast monitors 12 river gauges in and around Maricopa County, including Salt River at 51st Ave-Phoenix, Indian Bend Wash at Sweetwater Rd, Salt River at Priest Road-Tempe. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Maricopa County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for AZC013, the push notification goes out within moments — even with your screen off.