1,237 first-hand accounts of flood events in Arizona, ranked by impact. Each is a NOAA-written narrative of the moment.
A slow moving low pressure system brought several rounds of showers and thunderstorms across portions of south-central and southwestern Arizona throughout the day on the 15th.
Read the full account →A slow moving low pressure system brought several rounds of showers and thunderstorms across portions of south-central and southwestern Arizona throughout the day on the 15th.
Read the full account →A slow moving low pressure system brought several rounds of showers and thunderstorms across portions of south-central and southwestern Arizona throughout the day on the 15th.
Read the full account →A slow moving low pressure system brought several rounds of showers and thunderstorms across portions of south-central and southwestern Arizona throughout the day on the 15th.
Read the full account →A slow moving low pressure system brought several rounds of showers and thunderstorms across portions of south-central and southwestern Arizona throughout the day on the 15th.
Read the full account →An abundance of moisture (PWAT 1.5+) and moderate to high instability (MLCAPE of 1000-2000 J/KG) led to the development of terrain and diurnally induced thunderstorm activity.
Read the full account →An abundance of moisture (PWAT 1.5+) and moderate to high instability (MLCAPE of 1000-2000 J/KG) led to the development of terrain and diurnally induced thunderstorm activity.
Read the full account →An abundance of moisture (PWAT 1.5+) and moderate to high instability (MLCAPE of 1000-2000 J/KG) led to the development of terrain and diurnally induced thunderstorm activity.
Read the full account →Under a classic setup for storm motion from the Northern Arizona high terrain to Southern Arizona lower deserts, with the monsoon 500mb high positioned over Nevada and Utah, a few multicell storm clusters developed and progressed west-southwest through the lower deserts in the…
Read the full account →An abundance of moisture (PWAT 1.5+) and moderate to high instability (MLCAPE of 1000-2000 J/KG) led to the development of terrain and diurnally induced thunderstorm activity.
Read the full account →The synoptic pattern was characterized by an area of high pressure centered across the four corners region with a southeasterly steering flow encompassing all of Arizona.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →An MCV situated in western Pima County on the morning of the 25th led to the development of showers/thunderstorms into Maricopa County. Deep monsoonal moisture, with PWATs in excess of 2 across south-central Arizona, allowed for showers/thunderstorms to be efficient rainfall…
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
Read the full account →Thunderstorms developed along the Mogollon Rim over to the White Mountains during the afternoon of the 21st. High pressure centered over the northern portion of the state promoted weak east/northeast steering flow, which helped thunderstorms to propagate toward the…
Read the full account →An MCV situated in western Pima County on the morning of the 25th led to the development of showers/thunderstorms into Maricopa County. Deep monsoonal moisture, with PWATs in excess of 2 across south-central Arizona, allowed for showers/thunderstorms to be efficient rainfall…
Read the full account →An inverted trough moving westward near the Arizona/New Mexico border aided in thunderstorm development during the afternoon of the 27th across far eastern Arizona. Thunderstorms progressed toward the west before reaching southern Gila County late in the afternoon.
Read the full account →Thunderstorms developed along the Mogollon Rim over to the White Mountains during the afternoon of the 21st. High pressure centered over the northern portion of the state promoted weak east/northeast steering flow, which helped thunderstorms to propagate toward the…
Read the full account →An inverted trough moving westward near the Arizona/New Mexico border aided in thunderstorm development during the afternoon of the 27th across far eastern Arizona. Thunderstorms progressed toward the west before reaching southern Gila County late in the afternoon.
Read the full account →Daytime heating combined with divergence aloft associated with an easterly wave near the Arizona/New Mexico border promoted thunderstorm initiation across southeast Arizona during the afternoon of the 30th.
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