Alert archive / Rhode Island / Special Weather Statements in 2017
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jul 13, 2017, 2:21 PM EDT for Kent County, Rhode Island. It was in force for 24 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 13, 2017, 2:21 PM EDT (18:21 UTC)
- Expired
- Jul 13, 2017, 2:45 PM EDT
- In force
- 24 min
- Issued by
- NWS Boston/Norton, MA
County Kent County, RI
The radar
The Boston radar (KBOX), 64 km from the middle of the area, began a volume at 18:21 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
Brookhaven, NY (KOKX), launched 12:00Z, 6.4 hours before the alert went out and 126 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
- 572 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1449 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 103 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.3
The text
As transmitted.
587 WWUS81 KBOX 131821 SPSBOX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE Taunton MA 221 PM EDT THU JUL 13 2017 RIZ003-004-006-131845- Washington RI-Eastern Kent RI-Western Kent RI- 221 PM EDT THU JUL 13 2017 ...Strong Thunderstorm in Western Rhode Island... At 221 PM EDT, Doppler radar was tracking a strong thunderstorm near Hopkinton, or 11 miles south of Coventry, moving east at 30 mph. Winds in excess of 40 mph will accompany this storm. Locations impacted include... Warwick, South Kingstown, North Kingstown, Narragansett, East Greenwich, Hopkinton, Richmond, Exeter and West Greenwich. PRECAUTIONARY/PREPAREDNESS ACTIONS... Get indoors when this storm approaches. Winds may be strong enough to produce minor damage, such as a few downed branches. Do not drive through flooded roads or underpasses. Avoid low lying areas near small streams. && LAT...LON 4147 7179 4160 7179 4165 7144 4146 7143 TIME...MOT...LOC 1821Z 267DEG 28KT 4154 7173 $$ JWD
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 8:16 PM EDT | Areal Flood Warning | BOX | Middlesex, Norfolk, Suffolk | 3 hr |
| Jul 13, 11:06 AM EDT | Flash Flood Watch | BOX | Bristol, Hampden, Hampshire, Plymouth | 8 hr |
| Jul 13, 2:34 PM EDT | Special Marine Warning | BOX | 56 min | |
| Jul 13, 3:13 PM EDT | Special Weather Statement | BOX | Hampden | 47 min |
| Jul 13, 4:21 PM EDT | Special Weather Statement | BOX | Plymouth | 39 min |
| Jul 13, 1:20 PM EDT | Special Weather Statement | BOX | Providence | 25 min |
| Jul 13, 2:41 PM EDT | Flash Flood Warning | BOX | Washington | 3 hr |
| Jul 13, 2:28 PM EDT | Special Weather Statement | BOX | 47 min | |
| Jul 13, 3:58 PM EDT | Special Weather Statement | BOX | 47 min | |
| Jul 13, 4:34 PM EDT | Special Weather Statement | BOX | 41 min |
Nearby
Special Weather Statements in Rhode Island, 2017Every special weather statement in 2017
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.