Alert archive / Connecticut / Special Weather Statements in 2010
Special Weather Statement, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this special weather statement at Jun 20, 2010, 1:21 PM EDT. It was in force for 54 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
- Jun 20, 2010, 1:21 PM EDT (17:21 UTC)
- Expired
- Jun 20, 2010, 2:15 PM EDT
- In force
- 54 min
- Issued by
- NWS Boston/Norton, MA
The radar
The Boston radar (KBOX), 66 km from the middle of the area, began a volume at 17:21 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, 5.4 hours before the alert went out and 143 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
- 435 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 742 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
892 WWUS81 KBOX 201721 SPSBOX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TAUNTON MA 121 PM EDT SUN JUN 20 2010 CTZ003-004-MAZ012-RIZ001-201815- NORTHWEST PROVIDENCE RI-SOUTHERN WORCESTER MA-TOLLAND CT-WINDHAM CT- 121 PM EDT SUN JUN 20 2010 AT 116 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM CAPABLE OF PRODUCING SMALL HAIL 2 MILES NORTHEAST OF WILLINGTON...OR ABOUT 4 MILES NORTH OF MANSFIELD...MOVING EAST AT 30 MPH. * SOME LOCATIONS AFFECTED INCLUDE...UNION...ASHFORD...EASTFORD... WOODSTOCK...POMFRET...PUTNAM...KILLINGLY...THOMPSON...FOSTER... BURRILLVILLE...DOUGLAS AND GLOCESTER. FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO POSSIBLE. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT SUNDAY EVENING FOR EASTERN MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE. && LAT...LON 4208 7167 4183 7162 4179 7233 4196 7237 $$
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 5:41 AM EDT | Special Weather Statement | BOX | Franklin | 49 min |
| Jun 20, 2:02 PM EDT | Special Weather Statement | BOX | Hampden | 43 min |
| Jun 20, 2:37 PM EDT | Special Weather Statement | BOX | Norfolk | 38 min |
| Jun 20, 2:42 PM EDT | Special Marine Warning | BOX | 63 min | |
| Jun 20, 2:55 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Norfolk, Plymouth | 50 min |
| Jun 20, 3:04 PM EDT | Special Marine Warning | BOX | 56 min | |
| Jun 20, 3:10 PM EDT | Special Weather Statement | BOX | Bristol | 50 min |
| Jun 20, 3:14 PM EDT | Severe Thunderstorm Warning | BOX | Bristol, Plymouth | 34 min |
| Jun 20, 3:30 PM EDT | Special Weather Statement | BOX | Worcester | 45 min |
| Jun 20, 3:39 PM EDT | Special Marine Warning | BOX | 51 min | |
| Jun 20, 3:43 PM EDT | Severe Thunderstorm Warning | BOX | Hampden, Hampshire, Worcester | 47 min |
| Jun 20, 4:42 PM EDT | Special Weather Statement | BOX | Suffolk | 33 min |
| Jun 20, 5:10 PM EDT | Special Weather Statement | BOX | Norfolk | 65 min |
| Jun 20, 1:48 PM EDT | Special Weather Statement | BOX | Providence | 42 min |
| Jun 20, 2:26 PM EDT | Special Weather Statement | BOX | Providence | 64 min |
| Jun 20, 2:27 PM EDT | Special Weather Statement | BOX | Providence | 48 min |
| Jun 20, 4:20 PM EDT | Special Weather Statement | BOX | 55 min | |
| Jun 20, 5:03 PM EDT | Special Weather Statement | BOX | 27 min |
Nearby
Special Weather Statements in Connecticut, 2010Every special weather statement in 2010
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.