Alert archive / Idaho / Flood Watches in 2017
Flood Watch 2, NWS Boise, ID
NWS Boise, ID issued this flood watch at Mar 29, 2017, 3:42 PM MDT for Gooding County, Jerome County, Twin Falls County, Idaho. It took effect at Mar 30, 2017, 8:00 AM MDT. It was in force for 19 hr.
The area
The counties it named.
The facts
- Issued
- Mar 29, 2017, 3:42 PM MDT (21:42 UTC)
- In effect from
- Mar 30, 2017, 8:00 AM MDT
- Expired
- Mar 31, 2017, 2:43 AM MDT
- In force
- 19 hr
- Issued by
- NWS Boise, ID
- Flood severity
- None
Counties Gooding County, ID, Jerome County, ID, Twin Falls County, ID
The radar
The Pocatello radar (KSFX), 162 km from the middle of the area, began a volume at 21:41 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
Boise Airport, ID (KBOI), launched 12:00Z, 9.7 hours before the alert went out and 165 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1602 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boise, ID wrote its last area forecast discussion before this flood watch went out at Mar 29, 3:03 PM MDT, 39 minutes earlier.
Area forecast discussion, Mar 29, 3:03 PM MDT, 39 minutes before
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</html>The office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 4:10 AM MDT | Winter Weather Advisory | BOI | Owyhee, Twin Falls | 48 hr |
| Mar 29, 11:54 AM MDT | High Wind Warning | BOI | Ada, Elmore, Gooding, Jerome, Owyhee, Twin Falls | 36 hr |
| Mar 29, 2:51 PM MDT | River Flood Watch | BOI | Gem | 58 hr |
| Mar 29, 3:00 PM MDT | River Flood Warning | BOI | Washington | 59 hr |
| Mar 29, 2:51 PM MDT | River Flood Watch | BOI | Malheur | 25 hr |
Nearby
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.