A strong clipper system moved southeast from the Canadian Prairies into the Northern Plains bringing widespread high winds from southern Alberta, through northeast Montana and into the Dakotas. Highest observed gusts were on this day were over 70 mph. This system the day earlier brought wind gusts over 100 mph in north-central Montana.

High Wind in NORTHERN PHILLIPS, MONTANA
From 13-FEB-11 06:55:00 to 13-FEB-11 14:01:00 (MST-7)
Magnitude: 45.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 0655 MST, Whitewater sensor reported sustained winds of 40 mph or more for more than 2 hours. At 1000 MST, Val Marie, Sask reported 40 mph or higher sustained winds for more than 2 hours.

High Wind in DANIELS, MONTANA
From 13-FEB-11 08:55:00 to 13-FEB-11 17:30:00 (MST-7)
Magnitude: 42.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 0855 MST, the SuperAWOS at the Scobey Airport reported sustained winds of 46 to 48 mph with a gust to 57 mph for more than 2 hours.

High Wind in LITTLE ROCKY MOUNTAINS, MONTANA
From 13-FEB-11 00:00:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 69.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 0145 MST, Malta South DOT sensor observed wind gust of 78 mph; at 0445 MST Malta South DOT sensor observed wind gust of 60 mph; at 0816 MST Malta South DOT had sustained winds of 49 mph with a gust to 79 mph.

High Wind in DAWSON, MONTANA
From 13-FEB-11 12:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

At 1200 MST, Lindsay Divide DOT reported more than 2 hours of sustained winds above 40 mph. At 1335 MST, the Glendive AWOS reported more than 2 hours of sustained winds of 40 mph or more.

High Wind in CENTRAL AND SE PHILLIPS, MONTANA
From 13-FEB-11 08:00:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 1100 MST, the Malta Handar reported 3 hours with sustained winds over 40 mph.

High Wind in PETROLEUM, MONTANA
From 13-FEB-11 11:00:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

At 1500 MST, spotter 15 miles northwest of Winnett estimated sustained winds of 40 mph with gusts to 60 mph during the day.

High Wind in GARFIELD, MONTANA
From 13-FEB-11 03:25:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

At 0325 MST, the south Sawmill RAWS measured a wind gust at 58 mph, at 0825 MST the sensor reported a wind gust to 72 mph. At 1400 MST, Rock Creek sensor reported more than 3 hours of sustained winds of 40 mph or more.

High Wind in PRAIRIE, MONTANA
From 13-FEB-11 09:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 1500 5 miles north of Mildred reported sustained winds of 40 mph since noon with gusts to 52 mph. At 1300 MST, the Buffalo Rapids Observation in Terry reported several hours of sustained winds over 40 mph.

High Wind in RICHLAND, MONTANA
From 13-FEB-11 09:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 1600 MST, the Sioux Pass DOT sensor had 2 hours of sustained winds over 40 mph.

High Wind in WIBAUX, MONTANA
From 13-FEB-11 09:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 1340 MST, the Beaver Hill DOT sensor had wind gusts to 58 mph. At 1347 MST, the sensor reported sustained winds of 40 to 48 mph for the last 2 hours.

High Wind in CENTRAL AND SOUTHERN VALLEY, MONTANA
From 13-FEB-11 07:30:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 0730 MST, a sensor located 15 miles north-northeast of Frazer measured a wind gust of 58 mph, at 0904 MST 2 miles east-southeast of Saco a sensor measured sustained winds of 40 to 45 mph for the last 2 hours with a gust to 53 mph. At 0942 MST, the Glasgow ASOS measured wind gusts of 60 mph. At 0955 MST, the Nashua Davis unit recorded a wind gust of 63 mph.

High Wind in WESTERN ROOSEVELT, MONTANA
From 13-FEB-11 08:00:00 to 13-FEB-11 17:30:00 (MST-7)
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 0800 MST, the McDonalds DOT recorded sustained winds of 40 to 55 mph with a gust to 61 mph. At 1400 MST the sensor recorded sustained winds of 51 to 66 mph with a gust to 81 mph for the past 6 hours.

High Wind in EASTERN ROOSEVELT, MONTANA
From 13-FEB-11 08:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

At 1100 MST, the Poplar RAWS had a few hours of sustained winds over 40 mph.

High Wind in MCCONE, MONTANA
From 13-FEB-11 09:00:00 to 13-FEB-11 17:40:00 (MST-7)
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

At 1050 MST, the Fort Peck handar had a wind gust to 64 mph, then at 1150 MST the sensor had a wind gust to 60 mph. At 1237 MST, the Cow Creek DOT sensor had sustained winds of 42 to 52 mph with gusts to 58 mph.

High Wind in SHERIDAN, MONTANA
From 13-FEB-11 09:00:00 to 13-FEB-11 17:30:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

From 0900 to 1500 MST, the spotter 10 miles west-northwest of Medicine Lake estimated sustained winds of 40 mph or higher. At 1400 MST, the Comertown DOT had sustained winds of 40 mph or higher for several hours.

High Wind in NORTHERN VALLEY, MONTANA
From 13-FEB-11 07:00:00 to 13-FEB-11 14:00:00 (MST-7)
Magnitude: 35.00 MS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

At 1100 MST, Bluff Creek RAWS had sustained winds over 40 mph for more than 2 hours.