Alert archive / Arizona / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 124, NWS Phoenix, AZ

September 10, 2008Maricopa County, Arizona

NWS Phoenix, AZ issued this severe thunderstorm warning at Sep 10, 2008, 6:28 PM MST for Maricopa County, Arizona. It was in force for 47 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: Sep 10, 2008, 6:28 PM MST (01:28 UTC)
Expired: Sep 10, 2008, 7:15 PM MST
In force: 47 min
Issued by: NWS Phoenix, AZ
Area: Storm-based polygon

County Maricopa County, AZ

The radar

The Phoenix radar (KIWA), 77 km from the middle of the area, began a volume at 01:28 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Sep 10, 11:47 AM MST	Severe Thunderstorm Watch	SPC	7 hr

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 Phoenix, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 10, 5:40 PM MST, 48 minutes earlier.

Area forecast discussion, Sep 10, 5:40 PM MST, 48 minutes before

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Hazardous weather outlook, Sep 10, 6:16 AM MST, 12 hours 12 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PHOENIX AZ
616 AM MST WED SEP 10 2008

AZZ021>023-026>028-110100-
WEST CENTRAL DESERTS-NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
SOUTHWEST DESERTS-SOUTHWEST MARICOPA COUNTY-
NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
616 AM MST WED SEP 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH-CENTRAL
ARIZONA...SOUTHWEST ARIZONA AND WEST-CENTRAL ARIZONA.

.DAY ONE...TODAY AND TONIGHT

THERE IS A CHANCE FOR SHOWERS AND THUNDERSTORMS...MAINLY DURING THE
AFTERNOON AND EVENING HOURS. THE PRIMARY HAZARDS ARE STRONG GUSTY
WINDS IN EXCESS OF 50 MPH...AND SMALL TO MODERATE HAIL. STRONG WINDS
MAY ALSO CAUSE AREAS OF BLOWING SAND AND DUST WHICH COULD LOWER
VISIBILITIES TO BELOW ONE HALF MILE AT TIMES. IN ADDITION...LOCALLY
HEAVY RAINFALL IS POSSIBLE WITH THE STRONGER THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE IS A CONTINUED CHANCE FOR SHOWER AND THUNDERSTORMS THURSDAY.
THE PRIMARY HAZARDS ARE STRONG GUSTY WINDS IN EXCESS OF 50 MPH...AS
WELL AS SMALL TO MODERATE HAIL. BLOWING SAND AND DUST IS POSSIBLE AS
WELL...WHICH COULD LOWER VISIBILITIES BELOW ONE HALF MILE IN PLACES.
LOCALLY HEAVY RAINFALL IS ALSO A THREAT WITH STRONGER THUNDERSTORMS.

NO WEATHER HAZARDS ARE EXPECTED FRIDAY THROUGH TUESDAY.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

AZZ024-110100-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
616 AM MST WED SEP 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST-CENTRAL
ARIZONA.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED...MOST NUMEROUS
DURING THE AFTERNOON AND EVENING HOURS. THE PRIMARY HAZARDS ARE
STRONG GUSTY WINDS IN EXCESS OF 45 MPH AS WELL AS SMALL TO MODERATE
HAIL. IN ADDITION...LOCALLY HEAVY RAINFALL IS POSSIBLE...WHICH MAY
LEAD TO FLOODING OF ROADS...STREAMS AND WASHES.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED AGAIN ON
THURSDAY...MOST NUMEROUS DURING THE AFTERNOON AND EVENING. THE
PRIMARY HAZARDS ARE STRONG GUSTY WINDS IN EXCESS OF 45 MPH...SMALL TO
MODERATE HAIL...AND LOCALLY HEAVY RAINFALL.

THERE WILL BE A CONTINUED SLIGHT CHANCE FOR MAINLY AFTERNOON AND
EVENING SHOWERS AND THUNDERSTORMS FRIDAY INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

AZZ020-025-CAZ031>033-110100-
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
LOWER COLORADO RIVER VALLEY CA-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
616 AM MST WED SEP 10 2008 /616 AM PDT WED SEP 10 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME SOUTHWEST
ARIZONA...EXTREME WEST-CENTRAL ARIZONA AND EXTREME SOUTHEAST
CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT

THERE WILL BE A SLIGHT CHANCE FOR MAINLY AFTERNOON AND EVENING
SHOWERS AND THUNDERSTORMS. THE PRIMARY HAZARDS ARE STRONG GUSTY WINDS
IN EXCESS OF 50 MPH...BLOWING DUST AND SAND...AND SMALL TO MODERATE
HAIL. BLOWING SAND AND DUST COULD LOWER VISIBILITIES TO BELOW ONE
HALF MILE AT TIMES. IN ADDITION...BRIEF MODERATE TO HEAVY RAINFALL IS
POSSIBLE WITH STRONGER THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE WILL BE A CONTINUED SLIGHT CHANCE FOR MAINLY AFTERNOON AND
EARLY EVENING SHOWERS AND THUNDERSTORMS ON THURSDAY. THE PRIMARY
HAZARDS ARE STRONG GUSTY WINDS IN EXCESS OF 50 MPH...BLOWING SAND AND
DUST...AND SMALL TO MODERATE HAIL. IN ADDITION...BRIEF MODERATE TO
HEAVY RAINFALL IS POSSIBLE WITH THE STRONGER THUNDERSTORMS.

NO WEATHER HAZARDS ARE EXPECTED FRIDAY INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 10, 5:45 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	32 min
Sep 10, 6:56 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	34 min
Sep 10, 8:16 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	44 min
Sep 11, 12:01 PM MST	Severe Thunderstorm Warning	PSR	Yuma	59 min
Sep 11, 12:59 PM MST	Severe Thunderstorm Warning	PSR	Yuma	31 min
Sep 11, 1:35 PM MST	Areal Flood Advisory	PSR	Yuma	115 min
Sep 11, 1:57 PM MST	Areal Flood Advisory	PSR	La Paz, Yuma	108 min
Sep 11, 2:49 PM MST	Severe Thunderstorm Warning	PSR	La Paz	56 min
Sep 11, 4:24 PM MST	Severe Thunderstorm Warning	PSR	Maricopa	51 min
Sep 11, 11:45 AM MST	Severe Thunderstorm Warning	PSR	Imperial	37 min
Sep 11, 3:31 PM MST	Severe Thunderstorm Warning	PSR	Riverside	44 min

Nearby

Severe Thunderstorm Warnings in Arizona, 2008 Every severe thunderstorm warning in 2008

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.