Alert archive / Arizona / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 76, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this severe thunderstorm warning at Aug 29, 2008, 4:40 PM MST for Yavapai County, Arizona. It was in force for 35 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
- Aug 29, 2008, 4:40 PM MST (23:40 UTC)
- Expired
- Aug 29, 2008, 5:15 PM MST
- In force
- 35 min
- Issued by
- NWS Flagstaff, AZ
- Area
- Storm-based polygon
County Yavapai County, AZ
The radar
The Flagstaff radar (KFSX), 124 km from the middle of the area, began a volume at 23:40 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 Flagstaff, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 29, 3:05 PM MST, 1 hour 35 minutes earlier.
Area forecast discussion, Aug 29, 3:05 PM MST, 1 hour 35 minutes before
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</html>Hazardous weather outlook, Aug 29, 9:43 AM MST, 6 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE FLAGSTAFF AZ 943 AM MST FRI AUG 29 2008 AZZ004>018-037>040-300745- KAIBAB PLATEAU-MARBLE AND GLEN CANYONS-GRAND CANYON COUNTRY- COCONINO PLATEAU-YAVAPAI COUNTY MOUNTAINS- NORTHEAST PLATEAUS AND MESAS HWY 264 NORTHWARD-CHINLE VALLEY- CHUSKA MOUNTAINS AND DEFIANCE PLATEAU- LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY- LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY- LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY- WESTERN MOGOLLON RIM-EASTERN MOGOLLON RIM-WHITE MOUNTAINS- NORTHERN GILA COUNTY-YAVAPAI COUNTY VALLEYS AND BASINS- OAK CREEK AND SYCAMORE CANYONS-BLACK MESA AREA- NORTHEAST PLATEAUS AND MESAS SOUTH OF HWY 264- 943 AM MST FRI AUG 29 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL ARIZONA...NORTH CENTRAL ARIZONA...NORTHEAST ARIZONA AND WEST CENTRAL ARIZONA. .DAY ONE...TODAY AND TONIGHT A HIGH PRESSURE CENTER MOVING EASTWARD ALONG THE ARIZONA UTAH BORDER TODAY WILL STABILIZE THE AIRMASS FROM THE FLAGSTAFF AREA NORTHWARD WITH ONLY SLIGHT CHANCES FOR ISOLATED THUNDERSTORM ACTIVITY EXPECTED OVER EXTREME NORTHERN ARIZONA. THE AIRMASS REMAINS MOIST AND UNSTABLE SOUTH OF THE FLAGSTAFF AREA OVER CENTRAL ARIZONA...WHERE ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE ESPECIALLY OVER THE WHITE MOUNTAINS AND EASTERN MOGOLLON RIM. STORM MOTION IS FROM THE SOUTHEAST TO THE NORTHWEST TODAY. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY ON SATURDAY AND SUNDAY FORECAST MODELS SHOW AN UPPER LEVEL TROUGH MOVING INTO THE SOUTHWEST. THIS TROUGH WILL BRING UP ADDITIONAL MOISTURE FROM THE SOUTH...ENHANCE THUNDERSTORM ACTIVITY DURING THE DAY AND THE NIGHT AND PRODUCE A STRONG POSSIBILITY FOR SEVERE THUNDERSTORM ACTIVITY. BY MONDAY MUCH OF THE MOISTURE WILL BE SWEPT NORTHWARD WITH A DECREASE IN SHOWER AND THUNDERSTORM ACTIVITY FOR MUCH OF NORTHERN ARIZONA. EXPECT A MARKED DECREASE IN THUNDERSTORM ACTIVITY FROM TUESDAY THROUGH THURSDAY AS A DRIER AND MORE STABLE AIRMASS MOVES INTO THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. RB
In the hours before
Local storm report, Aug 29, 4:36 PM MST, 4 minutes before
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</html>The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 6:32 PM MST | Severe Thunderstorm Warning | FGZ | Gila, Navajo | 28 min |
| Aug 29, 2:24 PM MST | Areal Flood Advisory | FGZ | Yavapai | 4 hr |
| Aug 29, 3:05 PM MST | Severe Thunderstorm Warning | FGZ | Coconino | 25 min |
| Aug 29, 3:43 PM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 32 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2008Every 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.