Alert archive / Arizona / Flash Flood Watches in 2014
Flash Flood Watch 8, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this flash flood watch at Sep 27, 2014, 2:07 AM MST for 5 counties in Arizona. It was in force for 18 hr.
The area
The counties it named.
The facts
- Issued
- Sep 27, 2014, 2:07 AM MST (09:07 UTC)
- Expired
- Sep 27, 2014, 8:00 PM MST
- In force
- 18 hr
- Issued by
- NWS Flagstaff, AZ
- Flood severity
- None
Counties Apache County, AZ, Coconino County, AZ, Gila County, AZ, Navajo County, AZ, Yavapai County, AZ
The radar
The Flagstaff radar (KFSX), 52 km from the middle of the area, began a volume at 09:07 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 nearest sounding before it
Flgstf/Belemont, AZ (KFGZ), launched 00:00Z, 9.1 hours before the alert went out and 78 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 674 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1353 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flash flood watch 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 flash flood watch went out at Sep 26, 9:21 PM MST, 4 hours 46 minutes earlier.
Area forecast discussion, Sep 26, 9:21 PM MST, 4 hours 46 minutes before
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</html>Hazardous weather outlook, Sep 27, 12:30 AM MST, 1 hour 37 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 |
|---|---|---|---|---|
| Sep 27, 6:01 AM MST | Areal Flood Advisory | FGZ | Gila, Yavapai | 3 hr |
| Sep 27, 11:12 AM MST | Areal Flood Advisory | FGZ | Coconino, Yavapai | 3 hr |
| Sep 27, 11:34 AM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 26 min |
| Sep 27, 12:44 PM MST | Severe Thunderstorm Warning | FGZ | Coconino, Yavapai | 9 min |
| Sep 27, 1:06 PM MST | Severe Thunderstorm Warning | FGZ | Coconino, Yavapai | 24 min |
| Sep 27, 1:33 PM MST | Special Weather Statement | FGZ | Yavapai | 27 min |
| Sep 27, 1:50 PM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 25 min |
| Sep 27, 2:16 PM MST | Severe Thunderstorm Warning | FGZ | Yavapai | 29 min |
| Sep 27, 2:34 PM MST | Areal Flood Advisory | FGZ | Coconino, Yavapai | 3 hr |
| Sep 27, 3:33 PM MST | Areal Flood Advisory | FGZ | Coconino, Yavapai | 3 hr |
Nearby
Flash Flood Watches in Arizona, 2014Every flash flood watch in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.