Alert archive / Colorado / Areal Flood Warnings in 2014

Areal Flood Warning 3, NWS Denver/Boulder, CO

May 23, 2014Morgan County, Colorado

NWS Denver/Boulder, CO issued this areal flood warning at May 23, 2014, 5:28 AM MDT for Morgan County, Colorado. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 23, 2014, 5:28 AM MDT (11:28 UTC)
Expired: May 23, 2014, 9:45 AM MDT
In force: 4 hr
Issued by: NWS Denver/Boulder, CO
Area: Storm-based polygon
Flood severity: None

County Morgan County, CO

The radar

The Denver radar (KFTG), 82 km from the middle of the area, began a volume at 11:26 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

Denver, CO (KDEN), launched 00:00Z, 11.5 hours before the alert went out and 66 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1115 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: -48 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Denver/Boulder, CO wrote its last area forecast discussion before this areal flood warning went out at May 23, 3:10 AM MDT, 2 hours 18 minutes earlier.

Area forecast discussion, May 23, 3:10 AM MDT, 2 hours 18 minutes before

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Hazardous weather outlook, May 23, 3:53 AM MDT, 1 hour 35 minutes before

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The office that day

Everything else NWS Denver/Boulder, CO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 22, 6:09 PM MDT	Severe Thunderstorm Warning	BOU	Washington	36 min
May 22, 7:06 PM MDT	Severe Thunderstorm Warning	BOU	Washington	24 min
May 22, 7:53 PM MDT	Special Weather Statement	BOU	Washington	37 min
May 22, 9:37 PM MDT	Areal Flood Warning	BOU	Adams, Morgan	4 hr
May 23, 1:32 AM MDT	Areal Flood Warning	BOU	Morgan	4 hr
May 23, 1:22 PM MDT	Special Weather Statement	BOU	Douglas	38 min
May 23, 2:51 PM MDT	Special Weather Statement	BOU	Denver	39 min
May 23, 4:26 PM MDT	River Flood Advisory	BOU	Larimer	38 hr
May 23, 4:26 PM MDT	River Flood Advisory	BOU	Weld	42 hr
May 23, 5:29 PM MDT	Areal Flood Advisory	BOU	Douglas	3 hr
May 23, 5:59 PM MDT	Areal Flood Advisory	BOU	Larimer	3 hr

Nearby

Areal Flood Warnings in Colorado, 2014 Every areal flood warning 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.