Alert archive / North Dakota / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 1, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at May 22, 2016, 11:17 PM CDT for Benson County, Eddy County, Ramsey County, North Dakota. It was in force for 58 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 22, 2016, 11:17 PM CDT (04:17 UTC)
- Expired
- May 23, 2016, 12:15 AM CDT
- In force
- 58 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Benson County, ND, Eddy County, ND, Ramsey County, ND
The radar
The Minot AFB radar (KMBX), 126 km from the middle of the area, began a volume at 04:17 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 22, 11:55 PM CDT | TSTM WND DMG | Oberon, ND | SEVERAL LARGE 3-5 INCH DIAMTER TREE BRANCHES AND LIMBS BROKEN DOWN AROUND TOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 22, 5:21 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 4.3 hours before the alert went out and 160 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
- 954 J/kg
- Mixed-layer CIN
- -45 J/kg
- Mixed-layer LCL
- 1516 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.3
The text
As transmitted.
417
WUUS53 KFGF 230417
SVRFGF
NDC005-027-071-230515-
/O.NEW.KFGF.SV.W.0001.160523T0417Z-160523T0515Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1117 PM CDT SUN MAY 22 2016
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN RAMSEY COUNTY IN NORTHEASTERN NORTH DAKOTA...
NORTHWESTERN EDDY COUNTY IN NORTHEASTERN NORTH DAKOTA...
SOUTHERN BENSON COUNTY IN NORTHEASTERN NORTH DAKOTA...
* UNTIL 1215 AM CDT
* AT 1116 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SELZ...OR 47
MILES WEST OF DEVILS LAKE...MOVING EAST AT 55 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* THIS SEVERE THUNDERSTORM WILL BE NEAR...
MADDOCK AROUND 1135 PM CDT.
FLORA AROUND 1140 PM CDT.
OBERON AND SHEYENNE AROUND 1150 PM CDT.
FORT TOTTEN AROUND 1200 AM CDT.
CAMP GRAFTON AND ST MICHAEL AROUND 1205 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4796 9981 4811 9871 4771 9871 4772 9930
4785 9930 4785 9981
TIME...MOT...LOC 0416Z 261DEG 48KT 4786 9982
HAIL...0.75IN
WIND...60MPH
$$
HOPKINS2 follow-up statements
478
WWUS53 KFGF 230446
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1146 PM CDT SUN MAY 22 2016
NDC005-027-071-230515-
/O.CON.KFGF.SV.W.0001.000000T0000Z-160523T0515Z/
RAMSEY ND-EDDY ND-BENSON ND-
1146 PM CDT SUN MAY 22 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR SOUTHWESTERN RAMSEY...NORTHWESTERN EDDY AND SOUTHEASTERN BENSON
COUNTIES...
AT 1145 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR FLORA...OR 27
MILES SOUTHWEST OF DEVILS LAKE...MOVING EAST AT 55 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
THIS SEVERE STORM WILL BE NEAR...
OBERON AND SHEYENNE AROUND 1155 PM CDT.
FORT TOTTEN AROUND 1200 AM CDT.
CAMP GRAFTON...ST MICHAEL AND TOKIO AROUND 1205 AM CDT.
WARWICK AROUND 1210 AM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 4811 9871 4771 9871 4772 9930 4785 9930
4785 9949 4800 9948
TIME...MOT...LOC 0445Z 263DEG 62KT 4791 9938
HAIL...0.75IN
WIND...60MPH
$$
HOPKINS274
WWUS53 KFGF 230512
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1212 AM CDT MON MAY 23 2016
NDC005-027-071-230521-
/O.EXP.KFGF.SV.W.0001.000000T0000Z-160523T0515Z/
RAMSEY ND-EDDY ND-BENSON ND-
1212 AM CDT MON MAY 23 2016
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN RAMSEY...
NORTHWESTERN EDDY AND SOUTHEASTERN BENSON COUNTIES WILL EXPIRE AT
1215 AM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER GUSTY WINDS
AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT FOR
NORTHEASTERN NORTH DAKOTA.
LAT...LON 4811 9871 4771 9871 4772 9930 4785 9930
4785 9949 4800 9948
TIME...MOT...LOC 0511Z 261DEG 48KT 4791 9938
$$
HOPKINSThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 7:47 PM CDT | Special Weather Statement | FGF | Nelson | 58 min |
| May 22, 9:30 PM CDT | Special Weather Statement | FGF | Barnes | 60 min |
| May 22, 10:08 PM CDT | Special Weather Statement | FGF | Cass, Grand Forks, Steele, Traill | 37 min |
| May 22, 10:50 PM CDT | Special Weather Statement | FGF | Traill | 55 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2016Every severe thunderstorm warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.