Alert archive / North Dakota / Frost Advisories in 2014
Frost Advisory 2, NWS Bismarck, ND
NWS Bismarck, ND issued this frost advisory at May 20, 2014, 8:48 PM MDT for 16 counties in North Dakota. It took effect at May 21, 2014, 2:00 AM MDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- May 20, 2014, 8:48 PM MDT (02:48 UTC)
- In effect from
- May 21, 2014, 2:00 AM MDT
- Expired
- May 21, 2014, 7:00 AM MDT
- In force
- 5 hr
- Issued by
- NWS Bismarck, ND
Counties Adams County, ND, Billings County, ND, Bowman County, ND, Burke County, ND, Divide County, ND, Dunn County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McKenzie County, ND, Mercer County, ND, Mountrail County, ND, Oliver County, ND, Slope County, ND, Stark County, ND, Williams County, ND
The radar
The Bismarck radar (KBIS), 162 km from the middle of the area, began a volume at 02:48 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
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.8 hours before the alert went out and 166 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
- 1334 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
407 WWUS73 KBIS 210248 NPWBIS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 948 PM CDT TUE MAY 20 2014 ...FROST POSSIBLE IN WESTERN NORTH DAKOTA WEDNESDAY MORNING... .COLD HIGH PRESSURE SETTLING OVER WESTERN NORTH DAKOTA TONIGHT WILL RESULT IN CLEARING SKIES AND LIGHT WINDS. THIS WILL ALLOW TEMPERATURES TO FALL INTO THE MID 30S EARLY WEDNESDAY MORNING FROM CROSBY AND BOWBELLS...SOUTH THROUGH STANLEY...WATFORD CITY... KILLDEER...BEULAH...DICKINSON...MOTT AND HETTINGER. OUTDOOR PLANTS AND FLOWERS NEED TO BE COVERED OR BROUGHT INDOORS TO AVOID BEING DAMAGED. NDZ001-002-009-010-017>021-031>034-040>045-211100- /O.NEW.KBIS.FR.Y.0002.140521T0800Z-140521T1300Z/ DIVIDE-BURKE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER- MCLEAN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT- BOWMAN-ADAMS-SIOUX- INCLUDING THE CITIES OF...CROSBY...BOWBELLS...WILLISTON... NEW TOWN...WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER... GARRISON...BEACH...MEDORA...DICKINSON...MANDAN...MARMARTH... MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES 948 PM CDT TUE MAY 20 2014 /848 PM MDT TUE MAY 20 2014/ ...FROST ADVISORY IN EFFECT FROM 3 AM CDT /2 AM MDT/ TO 8 AM CDT /7 AM MDT/ WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT FROM 3 AM CDT /2 AM MDT/ TO 8 AM CDT /7 AM MDT/ WEDNESDAY. * TEMPERATURE...MIDDLE 30S WITH LIGHT WINDS AND CLEAR SKIES. * IMPACTS...TENDER VEGETATION MAY BE DAMAGED IF NOT COVERED OR BROUGHT INDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNPROTECTED. && $$ TWH
3 follow-up statements
028 WWUS73 KBIS 210839 NPWBIS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 339 AM CDT WED MAY 21 2014 ...FROST ACROSS WESTERN NORTH DAKOTA THIS MORNING... .COLD HIGH PRESSURE MOVING INTO THE STATE WILL ALLOW TEMPERATURES TO FALL INTO THE LOWER TO MID 30S THIS WEDNESDAY MORNING OVER WESTERN NORTH DAKOTA. OUTDOOR PLANTS AND FLOWERS NEED TO BE COVERED OR BROUGHT INDOORS TO AVOID BEING DAMAGED. NDZ001-002-009-010-017>021-031>034-040>045-211300- /O.CON.KBIS.FR.Y.0002.000000T0000Z-140521T1300Z/ DIVIDE-BURKE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER- MCLEAN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT- BOWMAN-ADAMS-SIOUX- INCLUDING THE CITIES OF...CROSBY...BOWBELLS...WILLISTON... NEW TOWN...WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER... GARRISON...BEACH...MEDORA...DICKINSON...MANDAN...MARMARTH... MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES 339 AM CDT WED MAY 21 2014 /239 AM MDT WED MAY 21 2014/ ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT /7 AM MDT/ THIS MORNING... * TEMPERATURE...LOWER TO MIDDLE 30S. * IMPACTS...TENDER VEGETATION MAY BE DAMAGED IF NOT COVERED OR BROUGHT INDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNPROTECTED. && $$
683 WWUS73 KBIS 211158 NPWBIS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 658 AM CDT WED MAY 21 2014 ...FROST ACROSS WESTERN NORTH DAKOTA THIS MORNING... .AREAS OF FROST WITH TEMPERATURES IN THE LOWER TO MID 30S WILL CONTINUE EARLY THIS MORNING ACROSS WESTERN NORTH DAKOTA. OUTDOOR PLANTS AND FLOWERS NEED TO BE COVERED OR BROUGHT INDOORS TO AVOID BEING DAMAGED. NDZ001-002-009-010-017>021-031>034-040>045-211300- /O.CON.KBIS.FR.Y.0002.000000T0000Z-140521T1300Z/ DIVIDE-BURKE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER- MCLEAN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT- BOWMAN-ADAMS-SIOUX- INCLUDING THE CITIES OF...CROSBY...BOWBELLS...WILLISTON... NEW TOWN...WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER... GARRISON...BEACH...MEDORA...DICKINSON...MANDAN...MARMARTH... MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES 658 AM CDT WED MAY 21 2014 /558 AM MDT WED MAY 21 2014/ ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT /7 AM MDT/ THIS MORNING... * TEMPERATURE...LOWER TO MIDDLE 30S. * IMPACTS...TENDER VEGETATION MAY BE DAMAGED IF NOT COVERED OR BROUGHT INDOORS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNPROTECTED. && $$ AYD
342 WWUS73 KBIS 211301 NPWBIS URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BISMARCK ND 801 AM CDT WED MAY 21 2014 ...THE FROST ADVISORY HAS EXPIRED... .TEMPERATURES HAVE RISEN INTO THE 40S MOST AREAS IN THE WEST. THEREFORE THE FROST ADVISORY HAS BEEN ALLOWED TO EXPIRE. NDZ001-002-009-010-017>021-031>034-040>045-211415- /O.EXP.KBIS.FR.Y.0002.000000T0000Z-140521T1300Z/ DIVIDE-BURKE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER- MCLEAN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-SLOPE-HETTINGER-GRANT- BOWMAN-ADAMS-SIOUX- INCLUDING THE CITIES OF...CROSBY...BOWBELLS...WILLISTON... NEW TOWN...WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER... GARRISON...BEACH...MEDORA...DICKINSON...MANDAN...MARMARTH... MOTT...ELGIN...BOWMAN...HETTINGER...FORT YATES 801 AM CDT WED MAY 21 2014 /701 AM MDT WED MAY 21 2014/ ...FROST ADVISORY HAS EXPIRED... TEMPERATURES HAVE RISEN INTO THE 40S AND THE THREAT OF WIDESPREAD FROST IS OVER. $$ JV
What forecasters said that day
The local office's own words before this frost advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Bismarck, ND wrote its last area forecast discussion before this frost advisory went out at May 20, 8:41 PM MDT, 7 minutes earlier.
Area forecast discussion, May 20, 8:41 PM MDT, 7 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE BISMARCK ND 941 PM CDT TUE MAY 20 2014 .UPDATE... ISSUED AT 941 PM CDT TUE MAY 20 2014 MAIN FORECAST ISSUE THIS EVENING WAS CLOUDS AND TEMPERATURES. WRAP AROUND MOISTURE COVERING MOST OF WESTERN AND CENTRAL NORTH DAKOTA...BUT MOISTURE CONTINUES TO DRY ON THE WESTERN FRINGE. SURFACE HIGH PRESSURE OVER SASKATCHEWAN WILL SETTLE OVER NORTH DAKOTA TONIGHT WITH LIGHT WINDS AND CLEARING SKIES EXPECTED OVER MUCH OF THE WEST. UPSTREAM DEW POINTS ARE DROPPING INTO THE 30S OVER NORTHEAST MONTANA AND SOUTHERN SASKATCHEWAN. FORECAST TEMPERATURES WERE ACTUALLY ON THE COOL SIDE OF GUIDANCE...BUT THERE WERE A FEW COLDER...ONE OF WHICH WAS THE ECMWFBC WHICH HAS BEEN VERIFYING WELL LATELY. ALSO THE SETUP LOOKS NICE AND WERE ONLY A DEGREE OR TWO FROM MENTIONING FROST ANYWAY. WITH THE AMOUNT OF PLANTS SET OUT OVER THE WEEKEND...BETTER BE SAFE AND GIVE PEOPLE A CHANCE TO BRING IN OR COVER TENDER VEGETATION. COLDEST AREAS (MID 30S) LOOKS TO BE FROM CROBY...TIOGA...STANLEY DOWN TO KILLDEER...BEULAH...DICKINSON AND HETTINGER. ALSO MENTIONED A FEW SPRINKLES FROM MINOT TO BISMARCK AND EAST THIS EVENING UNDER THE STRATO CUMULUS DECK. UPDATE ISSUED AT 656 PM CDT TUE MAY 20 2014 CURRENT FORECAST LOOKS TO BE IN GOOD SHAPE THIS EVENING. ONLY ADJUSTMENTS WERE TO LOWER SKY COVER ACROSS THE FAR SOUTH WHERE WRAP AROUND MOISTURE HAS YET TO ENCROACH UPON. WILL TAKE A CLOSER LOOK AT OVERNIGHT LOWS WITH THE LATE EVENING UPDATE. SURFACE HIGH WILL BE OVER WESTERN NORTH DAKOTA WITH CLEARING SKIES AND LIGHT WINDS. LITTLE WORRIED ABOUT FROST BUT CURRENT FORECAST LOWS APPEAR TO BE ON THE COLD SIDE OF AVAILABLE GUIDANCE. && .SHORT TERM...(THIS EVENING THROUGH WEDNESDAY) ISSUED AT 257 PM CDT TUE MAY 20 2014 THE MAIN FORECAST ISSUE IN THE SHORT TERM IS TEMPERATURES. EXPECT LINGERING SHOWERS IN THE NORTH THROUGH EARLY EVENING WITH CLOUD COVER SPREADING ACROSS NORTHERN AND EASTERN AREAS OVERNIGHT. THE COOLEST TEMPERATURES ARE EXPECTED ACROSS WESTERN NORTH DAKOTA...DUE TO CLEARING SKIES AND THE PROXIMITY OF THE SURFACE HIGH PRESSURE RIDGE. CLOUDS WILL CLEAR OUT WEDNESDAY MORNING AS HIGH PRESSURE BUILDS INTO THE STATE. EXPECT REBOUNDING TEMPERATURES ON WEDNESDAY...AS HIGH PRESSURE MOVES EASTWARD AND SOUTHERLY WINDS RETURN TO WESTERN PORTIONS OF THE FORECAST AREA. DRY CONDITIONS WILL PREVAIL WITH HIGHS REACHING INTO THE MID 60S EAST TO LOWER 70S WEST. .LONG TERM...(WEDNESDAY NIGHT THROUGH TUESDAY) ISSUED AT 257 PM CDT TUE MAY 20 2014 AN ACTIVE WEATHER PATTERN WITH ABOVE AVERAGE TEMPERATURES IS FORECAST TO HIGHLIGHT THE EXTENDED. WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...A LARGE UPPER LEVEL LOW IS PROGGED TO BE CUTOFF OVER CALIFORNIA/NEVADA WHICH WILL RESULT IN SLIGHT SHORTWAVE RIDGING OVER NORTH DAKOTA AS THE MAIN BELT OF THE WESTERLIES IS FAIRLY ZONAL ACROSS SOUTHERN CANADA. AT THE SURFACE...A COOL HIGH PRESSURE SYSTEM OVER THE RED RIVER VALLEY MOVES EASTWARD WITH RETURN SOUTHERLY FLOW OVER WESTERN NORTH DAKOTA. THUS WILL HAVE CHANCES OF ISOLATED TO SCATTERED THUNDERSTORMS OVER WESTERN NORTH DAKOTA WEDNESDAY NIGHT/THURSDAY. FRIDAY THROUGH TUESDAY...THE AFOREMENTIONED CUTOFF LOW IS FORECAST TO MOVE EASTWARD INTO THE 4-CORNERS AREA...THEN MERGE WITH THE MAIN BELT OF THE WESTERLIES AS THE MAIN BELT DIGS INTO A TROUGH. THIS WILL BRING A SERIES OF UPPER LEVEL ENERGY IMPULSES NORTHEASTWARD ACROSS THE PLAINS INTO NORTH DAKOTA. THERE WILL BE CHANCES OF SCATTERED TO ISOLATED SHOWERS AND THUNDERSTORMS OVER WESTERN AND CENTRAL NORTH DAKOTA THROUGHOUT THIS PORTION OF THE LONG TERM FORECAST PERIOD. THE BEST CHANCES OF SHOWERS AND THUNDERSTORMS APPEARS TO BE SATURDAY THROUGH SUNDAY WHEN THE MODEL CONSENSUS IS FOR MORE SIGNIFICANT UPPER LEVEL ENERGY TO REACH NORTH DAKOTA WITH AVAILABLE MOISTURE MOVING NORTHWARD FROM THE GULF OF MEXICO. INSTABILITY AND INCREASED SHEAR IS ALSO FORECAST TO BE ELEVATED DURING THIS TIME...SO THE CHANCE FOR STRONGER STORMS THIS PERIOD IS NOTED...WITH DETAILS TO BE CONSIDERED IN FUTURE FORECAST PACKAGES. && .AVIATION...(FOR THE 00Z TAFS THROUGH 00Z WEDNESDAY EVENING) ISSUED AT 941 PM CDT TUE MAY 20 2014 VFR CONDITIONS EXPECTED AT KISN...KDIK AND KBIS THROUGH THE FORECAST PERIOD. LOW VFR CEILINGS ARE EXPECTED DISSIPATE THIS EVENING...WITH CLEARING SKIES OVERNIGHT AND ONLY SCATTERED CUMULUS ON WEDNESDAY. AT KMOT...MVFR CEILINGS EARLY THIS EVENING WILL SLOWLY LIFT AND DISSIPATE THROUGH THE EVENING. SCATTERED VFR CLOUDS WILL BECOME A BROKEN LOW VFR CEILING BY TAF ISSUANCE AND WILL LIKELY REMAIN LOW VFR THROUGH LATE THIS EVENING. COULD SEE A BROKEN MVFR CEILING AT KMOT AND KJMS 10Z-16Z BEFORE LIFTING ABOVE MVFR AROUND THE END OF THE TAF PERIOD. BREEZY NORTH TO NORTHWEST FLOW TONIGHT. NORTHWEST FLOW AGAIN WEDNESDAY AT KMOT AND KJMS. LIGHT AND VARIABLE AT KBIS AND BECOMING SOUTHEAST AT KDIK AND KISN. && .BIS WATCHES/WARNINGS/ADVISORIES... FROST ADVISORY FROM 3 AM CDT /2 AM MDT/ TO 8 AM CDT /7 AM MDT/ WEDNESDAY FOR NDZ001-002-009-010-017>021-031>034-040>045. && UPDATE...TWH SHORT TERM...AC LONG TERM...JV AVIATION...TWH
Hazardous weather outlook, May 20, 5:58 PM MDT, 2 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BISMARCK ND 658 PM CDT TUE MAY 20 2014 NDZ004-012-220000- BOTTINEAU-MCHENRY- 658 PM CDT TUE MAY 20 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL NORTH DAKOTA. .DAY ONE...TONIGHT. A FLOOD WARNING CONTINUES FOR THE SOURIS RIVER NEAR WESTHOPE... BANTRY...AND TOWNER...AND FOR THE WILLOW CREEK NEAR WILLOW CITY. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE THURSDAY NIGHT THROUGH MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT WEATHER.GOV/BIS NDZ001>003-005-009>011-013-017>023-025-031>037-040>048-050-051- 220000- DIVIDE-BURKE-RENVILLE-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-PIERCE- MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-FOSTER- GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-KIDDER-STUTSMAN- SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-EMMONS-LOGAN-LA MOURE- MCINTOSH-DICKEY- 658 PM CDT TUE MAY 20 2014 /558 PM MDT TUE MAY 20 2014/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH DAKOTA...SOUTHEAST NORTH DAKOTA AND SOUTHWEST NORTH DAKOTA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE IN THE SOUTHWEST WEDNESDAY NIGHT...AND OVER THE WESTERN THIRD OF THE STATE ON THURSDAY. ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE THURSDAY NIGHT THROUGH MONDAY ACROSS ALL OF WESTERN AND CENTRAL NORTH DAKOTA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. && MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND CLIMATE INFORMATION CAN BE FOUND...AT WEATHER.GOV/BIS TWH
Nearby
Frost Advisories in North Dakota, 2014Every frost advisory 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.