Alert archive / Massachusetts / Frost Advisories in 2011
Frost Advisory 3, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this frost advisory at Oct 5, 2011, 3:52 AM EDT for Hampden County, Middlesex County, Worcester County, Massachusetts; Hillsborough County, New Hampshire. It took effect at Oct 6, 2011, 2:00 AM EDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Oct 5, 2011, 3:52 AM EDT (07:52 UTC)
- In effect from
- Oct 6, 2011, 2:00 AM EDT
- Expired
- Oct 6, 2011, 8:00 AM EDT
- In force
- 6 hr
- Issued by
- NWS Boston/Norton, MA
Counties Hampden County, MA, Middlesex County, MA, Worcester County, MA, Hillsborough County, NH
The radar
The Boston radar (KBOX), 86 km from the middle of the area, began a volume at 07:55 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
Albany, NY (KALY), launched 00:00Z, 7.9 hours before the alert went out and 159 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
- 20 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 545 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
532 WWUS71 KBOX 050752 NPWBOX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 352 AM EDT WED OCT 5 2011 ...FIRST FREEZE OF THE SEASON EXPECTED ACROSS INTERIOR MASSACHUSETTS AND SOUTHWEST NEW HAMPSHIRE... .COLD CANADIAN HIGH PRESSURE BEGINS TO BUILD INTO SOUTHERN NEW ENGLAND TONIGHT. DIMINISHING WINDS WILL ALLOW TEMPERATURES TO DROP OVERNIGHT...REACHING INTO THE LOWER 30S. MAZ002-003-008-010-NHZ011-051600- /O.NEW.KBOX.FZ.W.0001.111006T0600Z-111006T1200Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- EASTERN HAMPSHIRE MA-CHESHIRE NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... CHESTERFIELD...AMHERST...NORTHAMPTON...JAFFREY...KEENE 352 AM EDT WED OCT 5 2011 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY. * LOCATIONS...CHESHIRE NH...FRANKLIN AND HAMPSHIRE MA. * TEMPERATURES...IN THE LOW 30S. * TIMING...TEMPERATURES WILL FALL BELOW FREEZING AFTER MIDNIGHT. * IMPACTS...FREEZING TEMPERATURES WILL KILL EXPOSED VEGETATION AND BRING AN END TO THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MAZ004-009-011-026-NHZ015-051600- /O.NEW.KBOX.FR.Y.0003.111006T0600Z-111006T1200Z/ NORTHERN WORCESTER MA-WESTERN HAMPDEN MA-EASTERN HAMPDEN MA- NORTHERN MIDDLESEX MA-WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...BARRE...FITCHBURG...BLANDFORD... SPRINGFIELD...AYER...PETERBOROUGH...WEARE 352 AM EDT WED OCT 5 2011 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY. * LOCATIONS...WESTERN HILLSBOROUGH NH...HAMPDEN...NORTHERN WORCESTER...AND NORTHWESTERN MIDDLESEX MA. * TEMPERATURES...IN THE LOW TO MID 30S. * TIMING...TEMPERATURES WILL FALL INTO THE 30S AFTER MIDNIGHT. * IMPACTS...AREAS OF FROST WILL LIKELY HARM ANY UNPROTECTED PLANTS AND OTHER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ RLG
4 follow-up statements
813 WWUS71 KBOX 051546 NPWBOX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 1146 AM EDT WED OCT 5 2011 ...FIRST FREEZE OF THE SEASON EXPECTED ACROSS INTERIOR MASSACHUSETTS AND SOUTHWEST NEW HAMPSHIRE... .COLD CANADIAN HIGH PRESSURE BEGINS TO BUILD INTO SOUTHERN NEW ENGLAND TONIGHT. DIMINISHING WINDS WILL ALLOW TEMPERATURES TO DROP OVERNIGHT...REACHING INTO THE LOWER 30S. MAZ002-003-008-010-NHZ011-060000- /O.CON.KBOX.FZ.W.0001.111006T0600Z-111006T1200Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- EASTERN HAMPSHIRE MA-CHESHIRE NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... CHESTERFIELD...AMHERST...NORTHAMPTON...JAFFREY...KEENE 1146 AM EDT WED OCT 5 2011 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * LOCATIONS...CHESHIRE NH...FRANKLIN AND HAMPSHIRE MA. * TEMPERATURES...IN THE MID 30S. * TIMING...TEMPERATURES WILL FALL BELOW FREEZING AFTER MIDNIGHT. * IMPACTS...FREEZING TEMPERATURES WILL KILL EXPOSED VEGETATION AND BRING AN END TO THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MAZ004-009-011-026-NHZ015-060000- /O.CON.KBOX.FR.Y.0003.111006T0600Z-111006T1200Z/ NORTHERN WORCESTER MA-WESTERN HAMPDEN MA-EASTERN HAMPDEN MA- NORTHERN MIDDLESEX MA-WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...BARRE...FITCHBURG...BLANDFORD... SPRINGFIELD...AYER...PETERBOROUGH...WEARE 1146 AM EDT WED OCT 5 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * LOCATIONS...WESTERN HILLSBOROUGH NH...HAMPDEN...NORTHERN WORCESTER...AND NORTHWESTERN MIDDLESEX MA. * TEMPERATURES...IN THE UPPER 30S. * TIMING...TEMPERATURES WILL FALL INTO THE 30S AFTER MIDNIGHT. * IMPACTS...AREAS OF FROST WILL LIKELY HARM ANY UNPROTECTED PLANTS AND OTHER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$
510 WWUS71 KBOX 051955 NPWBOX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 355 PM EDT WED OCT 5 2011 ...FIRST FREEZE OF THE SEASON EXPECTED TONIGHT ACROSS INTERIOR MASSACHUSETTS AND SOUTHWEST NEW HAMPSHIRE... .COLD CANADIAN HIGH PRESSURE WILL CONTINUE TO BUILD INTO INTO SOUTHERN NEW ENGLAND TONIGHT. THE WINDS WILL DIMINISH AND ALLOW TEMPERATURES TO DROP OVERNIGHT...REACHING INTO THE LOWER 30S. MAZ002-003-008-010-NHZ011-060400- /O.CON.KBOX.FZ.W.0001.111006T0600Z-111006T1200Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- EASTERN HAMPSHIRE MA-CHESHIRE NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... CHESTERFIELD...AMHERST...NORTHAMPTON...JAFFREY...KEENE 355 PM EDT WED OCT 5 2011 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * LOCATIONS...CHESHIRE NH...FRANKLIN AND HAMPSHIRE MA. * TEMPERATURES...IN THE LOWER 30S. * TIMING...TEMPERATURES WILL FALL BELOW FREEZING AFTER MIDNIGHT. * IMPACTS...FREEZING TEMPERATURES WILL KILL EXPOSED VEGETATION AND BRING AN END TO THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MAZ004-009-011-026-NHZ015-060400- /O.CON.KBOX.FR.Y.0003.111006T0600Z-111006T1200Z/ NORTHERN WORCESTER MA-WESTERN HAMPDEN MA-EASTERN HAMPDEN MA- NORTHERN MIDDLESEX MA-WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...BARRE...FITCHBURG...BLANDFORD... SPRINGFIELD...AYER...PETERBOROUGH...WEARE 355 PM EDT WED OCT 5 2011 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY... * LOCATIONS...WESTERN HILLSBOROUGH NH...HAMPDEN...NORTHERN WORCESTER...AND NORTHWESTERN MIDDLESEX MA. * TEMPERATURES...IN THE MID TO UPPER 30S. * TIMING...TEMPERATURES WILL FALL INTO THE 30S AFTER MIDNIGHT. * IMPACTS...AREAS OF FROST WILL LIKELY HARM ANY UNPROTECTED PLANTS AND OTHER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$
126 WWUS71 KBOX 060306 NPWBOX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 1106 PM EDT WED OCT 5 2011 ...FIRST FREEZE OF THE SEASON EXPECTED TONIGHT ACROSS INTERIOR MASSACHUSETTS AND SOUTHWEST NEW HAMPSHIRE... .COLD CANADIAN HIGH PRESSURE WILL CONTINUE TO BUILD INTO INTO SOUTHERN NEW ENGLAND TONIGHT. THE WINDS WILL DIMINISH AND ALLOW TEMPERATURES TO DROP OVERNIGHT...REACHING INTO THE LOWER 30S. MAZ002-003-008-010-NHZ011-061115- /O.CON.KBOX.FZ.W.0001.111006T0600Z-111006T1200Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- EASTERN HAMPSHIRE MA-CHESHIRE NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... CHESTERFIELD...AMHERST...NORTHAMPTON...JAFFREY...KEENE 1106 PM EDT WED OCT 5 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THURSDAY... * LOCATIONS...CHESHIRE NH...FRANKLIN AND HAMPSHIRE MA. * TEMPERATURES...IN THE LOWER 30S. * TIMING...TEMPERATURES WILL FALL BELOW FREEZING AFTER MIDNIGHT. * IMPACTS...FREEZING TEMPERATURES WILL KILL EXPOSED VEGETATION AND BRING AN END TO THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MAZ004-009-011-026-NHZ015-061115- /O.CON.KBOX.FR.Y.0003.111006T0600Z-111006T1200Z/ NORTHERN WORCESTER MA-WESTERN HAMPDEN MA-EASTERN HAMPDEN MA- NORTHERN MIDDLESEX MA-WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...BARRE...FITCHBURG...BLANDFORD... SPRINGFIELD...AYER...PETERBOROUGH...WEARE 1106 PM EDT WED OCT 5 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THURSDAY... * LOCATIONS...WESTERN HILLSBOROUGH NH...HAMPDEN...NORTHERN WORCESTER...AND NORTHWESTERN MIDDLESEX MA. * TEMPERATURES...IN THE MID TO UPPER 30S. * TIMING...TEMPERATURES WILL FALL INTO THE 30S AFTER MIDNIGHT. * IMPACTS...AREAS OF FROST WILL LIKELY HARM ANY UNPROTECTED PLANTS AND OTHER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ RLG
139 WWUS71 KBOX 060748 NPWBOX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TAUNTON MA 348 AM EDT THU OCT 6 2011 ...FIRST FREEZE OF THE SEASON EXPECTED THIS MORNING ACROSS INTERIOR MASSACHUSETTS AND SOUTHWEST NEW HAMPSHIRE... .COLD CANADIAN HIGH PRESSURE WILL CONTINUE TO BUILD INTO INTO SOUTHERN NEW ENGLAND THIS MORNING. THE WINDS WILL DIMINISH AND ALLOW TEMPERATURES TO DROP THIS MORNING...REACHING INTO THE LOWER 30S. MAZ002-003-008-010-NHZ011-061200- /O.CON.KBOX.FZ.W.0001.000000T0000Z-111006T1200Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- EASTERN HAMPSHIRE MA-CHESHIRE NH- INCLUDING THE CITIES OF...CHARLEMONT...GREENFIELD...ORANGE... CHESTERFIELD...AMHERST...NORTHAMPTON...JAFFREY...KEENE 348 AM EDT THU OCT 6 2011 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * LOCATIONS...CHESHIRE NH...FRANKLIN AND HAMPSHIRE MA. * TEMPERATURES...IN THE LOWER 30S. * TIMING...TEMPERATURES WILL FALL BELOW FREEZING BETWEEN NOW AND SUNRISE. * IMPACTS...FREEZING TEMPERATURES WILL KILL EXPOSED VEGETATION AND BRING AN END TO THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING IS ISSUED WHEN FREEZING TEMPERATURES ARE FORECAST TO THREATEN OUTDOOR PLANTS. THOSE WITH AGRICULTURAL INTERESTS IN THE WARNING AREA ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ MAZ004-009-011-026-NHZ015-061200- /O.CON.KBOX.FR.Y.0003.000000T0000Z-111006T1200Z/ NORTHERN WORCESTER MA-WESTERN HAMPDEN MA-EASTERN HAMPDEN MA- NORTHERN MIDDLESEX MA-WESTERN AND CENTRAL HILLSBOROUGH NH- INCLUDING THE CITIES OF...BARRE...FITCHBURG...BLANDFORD... SPRINGFIELD...AYER...PETERBOROUGH...WEARE 348 AM EDT THU OCT 6 2011 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * LOCATIONS...WESTERN HILLSBOROUGH NH...HAMPDEN...NORTHERN WORCESTER...AND NORTHWESTERN MIDDLESEX MA. * TEMPERATURES...IN THE UPPER 30S. * TIMING...TEMPERATURES WILL FALL INTO THE 30S BETWEEN NOW AND SUNRISE. * IMPACTS...AREAS OF FROST WILL LIKELY HARM ANY UNPROTECTED PLANTS AND OTHER VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY IS ISSUED WHEN FROST IS EXPECTED TO DEVELOP DURING THE GROWING SEASON. THOSE WITH AGRICULTURAL INTERESTS ARE ADVISED TO HARVEST OR PROTECT TENDER VEGETATION. ALSO...POTTED PLANTS NORMALLY LEFT OUTDOORS SHOULD BE COVERED OR BROUGHT INSIDE AWAY FROM THE COLD. && $$ RLG
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 5, 3:45 AM EDT | Gale Warning | BOX | 21 hr | |
| Oct 5, 3:52 AM EDT | Freeze Warning | BOX | Franklin, Hampshire | 28 hr |
Nearby
Frost Advisories in Massachusetts, 2011Frost Advisories in New Hampshire, 2011Every frost advisory in 2011
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.