Alert archive / Montana / Special Weather Statements in 2021
Special Weather Statement, NWS Great Falls, MT
NWS Great Falls, MT issued this special weather statement at Mar 29, 2021, 9:02 PM MDT for 4 counties in Montana. It was in force for 58 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
- Mar 29, 2021, 9:02 PM MDT (03:02 UTC)
- Expired
- Mar 29, 2021, 10:00 PM MDT
- In force
- 58 min
- Issued by
- NWS Great Falls, MT
Counties Cascade County, MT, Judith Basin County, MT, Pondera County, MT, Teton County, MT
The radar
The Great Falls radar (KTFX), 97 km from the middle of the area, began a volume at 03:03 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
Great_falls, MT (KTFX), launched 00:00Z, 3.0 hours before the alert went out and 147 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
- 818 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 288 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
818
WWUS85 KTFX 300302
SPSTFX
Special Weather Statement
National Weather Service Great Falls MT
902 PM MDT Mon Mar 29 2021
MTZ009-012-013-046-048>051-300400-
Chouteau-Cascade-Southern Rocky Mountain Front-Northern Rocky
Mountain Front-Fergus-Eastern Teton-Eastern Pondera-Judith Basin-
902 PM MDT Mon Mar 29 2021
...AN LINE OF HEAVIER SNOW WILL AFFECT MUCH OF CENTRAL MONTANA
THROUGH THIS EVENING...
At 856 PM MDT, a band of heavier snow was located along a line
extending from 9 miles southeast of South Browning to 10 miles north
of Black Eagle to 18 miles north of Denton. Movement was south at 30
mph.
Winds in excess of 30 mph are possible with this area of heavy snow,
which could cause periods of visibility of less than one mile.
Locations impacted include...
Great Falls, Conrad, Choteau, Cascade, Stanford, Fairfield, Belt,
Dutton, Geraldine, Denton, Hobson, Brady, Highwood, Black Eagle,
Geyser, Fort Shaw, Fort Shaw, Heart Butte, Power and Carter.
This includes the following highways...
Interstate 15 between mile markers 254 and 335.
Highway 200 between mile markers 0 and 67, and between mile markers
120 and 139.
Highway 87 between mile markers 4 and 35.
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time when traveling.
LAT...LON 4855 11294 4850 11281 4832 11259 4840 11257
4789 11125 4763 10972 4698 10970 4709 11142
4792 11304 4798 11288 4801 11289 4804 11295
4806 11294 4808 11299 4812 11299 4812 11305
4815 11306
TIME...MOT...LOC 0256Z 005DEG 26KT 4845 11287 4767 11134 4758 10984
$$
SCWhat forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Great Falls, MT wrote its last area forecast discussion before this special weather statement went out at Mar 29, 8:52 PM MDT, 10 minutes earlier.
Area forecast discussion, Mar 29, 8:52 PM MDT, 10 minutes before
Area Forecast Discussion National Weather Service Great Falls MT 852 PM MDT Mon Mar 29 2021 .UPDATE... The main update to the forecast for the overnight period is to significantly increase the chance/coverage of snow over central Montana. A band of light to moderate snow continues to track south of Cut Bank and Havre towards Great Falls, Lewistown, and the central Montana mountains this evening. This will likely lead to an inch or so of snow accumulation for the plains and 2 to 3 inches on the foothills and in the mountains. The disturbance associated with this band will continue to move south through the Helena area near and after midnight, but it should weaken after midnight, resulting in maybe up to an inch of snowfall in Helena and a half inch or so south toward Bozeman. Winds over the eastern TFX plains will also continue to decrease overnight, as gusts currently in the 30 to 40 mph range fall more so into the 15 to 25 mph range after midnight. Coulston && .SYNOPSIS... Cold and unsettled conditions continue across the region through tonight with drier but continued cool conditions on Tuesday. Warmer and drier conditions develop Wednesday through the upcoming weekend with breezy to windy conditions at times. && .AVIATION... 645 PM MDT Mon Mar 29 2021 (30/00Z TAF period) Weather under the decreasing northwest flow aloft has mostly calmed down this afternoon. Conditions will mostly be VFR with decreasing cloudiness throughout the period. However, weak energy in the flow will continue to obscure mountains in clouds and snow through 12Z. Scattered snow showers will also bring occasional MVFR/IFR conditions to north central Montana (KCTB KHVR) through 02Z or so, to central Montana (KGTF KLWT) through 05Z or so, and southwest Montana (KHLN KBZN KEKS) from 05Z through around 12Z. Gusty northwest winds will also continue to decrease over the area from a KHLN-KLWT line north, especially through 06Z. Coulston Refer to weather.gov/zlc for more detailed regional aviation weather and hazard information. && .PREV DISCUSSION... /ISSUED 645 PM MDT Mon Mar 29 2021/ 645 pm Update...Winds have decreased to below High Wind criteria across Hill, Blaine, and Fergus Counties early this evening, so we have allowed the High Wind Warning for those counties to expire at 6 pm. The winds just off the surface and the surface pressure across the area have both weakened somewhat, enough to keep wind gusts mostly below 50 mph for the last hour or so. This trend of decreasing winds should continue through the evening and overnight. Coulston Upper level extending south into the area shifts east tonight with cold NW flow aloft across the area through Tuesday. Stacked surface and mid level low moving across SK today will keep very windy conditions across the area through this evening with strongest winds across northeast portions of the forecast area. Snow showers continue across some areas this afternoon with another round of more organized snow showers or light snow developing across western portions of north-central MT late this afternoon, shifting south through central MT this evening as an embedded shortwave disturbance and reinforcing surge of low level cold air moves south from Alberta. Will extend winter weather advisories for areas along the continental divide and central MT mountains though tonight highlight the additional snow. Drier conditions are expected Tuesday but temperatures remain colder than average with much lighter winds. Temperatures warm Wednesday through the upcoming Weekend as upper level ridging redevelops over the region. A disturbance moving over the ridge through Canada will bring a period of stronger winds Thursday. Warm temperatures and windy conditions will elevate fire danger again late this week but conditions are not expected to be as extreme as Sunday. Model ensembles all point to general troughing along the west coast by early next week but there is a large spread in the details on timing and location at his time. This would support a potential change to cooler and wetter conditions again next week though there is still a lot of uncertainty with the degree of cooling and precipitation. Hoenisch && .PRELIMINARY POINT TEMPS/POPS... GTF 11 40 25 56 / 100 10 0 0 CTB 11 39 25 53 / 30 0 0 0 HLN 19 41 26 56 / 80 10 0 0 BZN 17 39 19 53 / 40 10 0 0 WYS 3 32 3 41 / 30 10 0 0 DLN 15 37 17 50 / 20 0 0 0 HVR 11 39 23 57 / 10 0 0 0 LWT 10 33 20 51 / 90 10 0 0 && .TFX WATCHES/WARNINGS/ADVISORIES... Winter Weather Advisory until 6 AM MDT Tuesday above 4500 feet for Central and Southern Lewis and Clark...Jefferson...Northern Rocky Mountain Front...Southern Rocky Mountain Front. Winter Weather Advisory until 6 AM MDT Tuesday above 4500 feet for Cascade...Judith Basin...Meagher. && http://www.weather.gov/greatfalls
In the hours before
Local storm report, Mar 29, 4:28 PM MDT, 4 hours 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
428 PM MDT MON MAR 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0452 PM NON-TSTM WND GST 3 SW CUT BANK 48.60N 112.37W
03/28/2021 M87 MPH GLACIER MT ASOS
ASOS STATION KCTB CUT BANK AIRPORT. PEAK
WIND GUST SO FAR AT THIS LOCATION FOR THIS
WIND EVENT.
1121 AM NON-TSTM WND GST 8 SE EAST GLACIER PARK 48.36N 113.11W
03/28/2021 M85 MPH GLACIER MT MESONET
MESONET STATION DCRM8 DEEP CREEK RAWS.
0828 AM NON-TSTM WND GST 1 ENE EAST GLACIER PARK 48.45N 113.20W
03/28/2021 M80 MPH GLACIER MT MESONET
MESONET STATION MTBRN TWO MEDICINE BRIDGE
(MT DOT). FIRST 75+ MPH WIND GUST AND PEAK
WIND GUST SO FAR AT THIS LOCATION FOR THIS
WIND EVENT.
1044 AM NON-TSTM WND GST 14 SW AUGUSTA 47.33N 112.58W
03/28/2021 M78 MPH LEWIS AND CLARK MT MESONET
UPPER ELK CREEK.
0209 PM NON-TSTM WND GST 2 SE BROWNING 48.54N 112.98W
03/28/2021 M76 MPH GLACIER MT MESONET
MESONET STATION MTBWG BROWNING (MT DOT).
0621 PM NON-TSTM WND GST 6 NNW SUNBURST 48.96N 111.94W
03/28/2021 M74 MPH TOOLE MT MESONET
MESONET STATION MTSWT SWEETGRASS (MT DOT).
PEAK WIND GUST SO FAR AT THIS LOCATION FOR
THIS WIND EVENT.
0416 PM NON-TSTM WND GST 10 S CUT BANK 48.49N 112.37W
03/28/2021 M72 MPH GLACIER MT MESONET
MESONET STATION EW5772 CUT BANK.
1245 PM NON-TSTM WND GST 14 W BYNUM 47.98N 112.61W
03/28/2021 M72 MPH TETON MT MESONET
MESONET STATION DELMT DELLWO (MCSCN).
0952 AM NON-TSTM WND GST 7 ESE HILGER 47.22N 109.22W
03/29/2021 M72 MPH FERGUS MT MESONET
MESONET STATION JPKM8 JUDITH PEAK RAWS.
0615 PM NON-TSTM WND GST 14 NNW JOPLIN 48.74N 110.93W
03/28/2021 M71 MPH LIBERTY MT MESONET
MESONET STATION DW4821 CHESTER. PEAK WIND
GUST SO FAR AT THIS LOCATION FOR THIS WIND
EVENT.
0207 AM NON-TSTM WND GST 5 ENE DILLON 45.25N 112.55W
03/29/2021 M71 MPH BEAVERHEAD MT ASOS
ASOS STATION KDLN DILLON. BLOWING DUST
REDUCING VISIBILITY BELOW 2 MILES AT TIMES.
0615 PM NON-TSTM WND GST 14 NNW JOPLIN 48.74N 110.93W
03/28/2021 M71 MPH LIBERTY MT MESONET
MATTSON BROS.
0325 AM NON-TSTM WND GST 4 SSW ULM 47.39N 111.54W
03/29/2021 M71 MPH CASCADE MT MESONET
LONE TREE LANE.
0144 AM NON-TSTM WND GST 10 N GLEN 45.63N 112.71W
03/29/2021 M70 MPH BEAVERHEAD MT MESONET
TRAPPER CREEK.
0315 PM NON-TSTM WND GST 2 NW PENDROY 48.07N 112.33W
03/28/2021 M70 MPH TETON MT MESONET
MESONET STATION MTPND PENDROY (MT DOT).
0414 PM NON-TSTM WND GST 11 SSW WHITLASH 48.75N 111.30W
03/28/2021 M70 MPH TOOLE MT MESONET
FENGER.
1100 PM NON-TSTM WND GST 11 NNE BOZEMAN 45.82N 110.92W
03/28/2021 M68 MPH GALLATIN MT MESONET
MESONET STATION BBMID 11.2 NE BOZEMAN
(AVALANCHE).
1118 AM NON-TSTM WND GST 13 S FORT BELKNAP 48.30N 108.72W
03/29/2021 M68 MPH BLAINE MT MESONET
MESONET STATION FBLM8 FORT BELKNAP RAWS.
0622 PM NON-TSTM WND GST SUNBURST 48.88N 111.90W
03/28/2021 M68 MPH TOOLE MT MESONET
MESONET STATION MTSUN SUNBURST (MT DOT).
PEAK WIND GUST SO FAR AT THIS LOCATION FOR
THIS WIND EVENT.
0415 AM NON-TSTM WND GST 7 NNE VALIER 48.40N 112.21W
03/29/2021 M68 MPH PONDERA MT MESONET
DEAN.
0350 AM NON-TSTM WND GST 9 WSW FLOWEREE 47.67N 111.19W
03/28/2021 M67 MPH CASCADE MT MESONET
PORTAGE DENT BRIDGE.
0535 PM NON-TSTM WND GST 2 WNW VALIER 48.32N 112.29W
03/28/2021 M67 MPH PONDERA MT MESONET
BRANDVOLD.
0100 PM NON-TSTM WND GST 5 SE BROWNING 48.51N 112.94W
03/28/2021 M66 MPH GLACIER MT MESONET
SPRING HILL.
0354 PM NON-TSTM WND GST 8 W TOWNSEND 46.31N 111.70W
03/28/2021 M66 MPH BROADWATER MT MESONET
MESONET STATION EKHM8 ELKHORN RAWS - 8 W
TOWNSEND. FIRST 58+ MPH WIND GUST AND PEAK
WIND GUST SO FAR AT THIS LOCATION FOR THIS
WIND EVENT.
0405 AM NON-TSTM WND GST 21 SW LIMA 44.47N 112.95W
03/29/2021 M66 MPH BEAVERHEAD MT MESONET
MESONET STATION HRKM8 HARKNESS RAWS.
0205 AM NON-TSTM WND GST 21 SW LIMA 44.47N 112.95W
03/29/2021 M66 MPH BEAVERHEAD MT MESONET
MESONET STATION HRKM8 HARKNESS RAWS.
0100 PM NON-TSTM WND GST 13 SSE FORESTGROVE 46.83N 108.93W
03/29/2021 M66 MPH FERGUS MT AWOS
AWOS STATION KMVH N BAR RANCH AWOS.
0314 AM NON-TSTM WND GST 3 SSE BOZEMAN 45.64N 111.02W
03/29/2021 M65 MPH GALLATIN MT MESONET
SOURDOUGH.
0247 AM NON-TSTM WND GST 10 WSW GRANT 44.94N 113.25W
03/29/2021 M65 MPH BEAVERHEAD MT MESONET
MESONET STATION BRRM8 BRENNER RAWS.
0445 AM NON-TSTM WND GST ENNIS 45.35N 111.73W
03/29/2021 M65 MPH MADISON MT MESONET
TOWN HALL.
0458 AM NON-TSTM WND GST 2 SSE GEYSER 47.25N 110.48W
03/28/2021 M65 MPH JUDITH BASIN MT MESONET
MESONET STATION MTGYS GEYSER (MT DOT).
0554 PM NON-TSTM WND GST 16 WNW WHITLASH 48.99N 111.58W
03/28/2021 M65 MPH TOOLE MT PUBLIC
WEST BUTTE.
1205 PM NON-TSTM WND GST AUGUSTA 47.49N 112.39W
03/28/2021 M64 MPH LEWIS AND CLARK MT MESONET
AMB.
1230 PM NON-TSTM WND GST 1 NNW BROWNING 48.58N 113.02W
03/28/2021 M64 MPH GLACIER MT MESONET
RISING SUM.
0121 PM NON-TSTM WND GST BROWNING 48.56N 113.01W
03/28/2021 M64 MPH GLACIER MT MESONET
MESONET STATION BGRM8 BROWNING RAWS.
0900 PM NON-TSTM WND GST 4 E CASCADE 47.28N 111.62W
03/28/2021 M64 MPH CASCADE MT MESONET
MESONET STATION MTM76 CASCADE E MDA.
0415 PM NON-TSTM WND GST 12 WNW CUT BANK 48.67N 112.59W
03/28/2021 M64 MPH GLACIER MT MESONET
CORRECTS PREVIOUS NON-TSTM WND GST REPORT
FROM 12 WNW CUT BANK. MESONET STATION BFAM
12.1 W CUT BANK (AGRIMET).
0147 AM NON-TSTM WND GST 10 WSW GRANT 44.94N 113.25W
03/29/2021 M64 MPH BEAVERHEAD MT MESONET
MESONET STATION BRRM8 BRENNER RAWS.
0253 AM NON-TSTM WND GST 5 WSW GREAT FALLS 47.47N 111.38W
03/28/2021 M64 MPH CASCADE MT ASOS
ASOS STATION KGTF GREAT FALLS. FIRST 58+ MPH
WIND GUST AND PEAK WIND GUST SO FAR AT THIS
LOCATION FOR THIS WIND EVENT.
0615 PM NON-TSTM WND GST 5 N LEDGER 48.34N 111.82W
03/28/2021 M64 MPH PONDERA MT MESONET
MESONET STATION MTM73 LEDGER N MDA. FIRST
58+ MPH WIND GUST AND PEAK WIND GUST SO FAR
AT THIS LOCATION FOR THIS WIND EVENT.
0104 AM NON-TSTM WND GST 7 SSW BIG SKY 45.17N 111.36W
03/29/2021 M64 MPH GALLATIN MT MESONET
MESONET STATION YLWM8 YELLOW MULE RAWS.
0359 AM NON-TSTM WND GST 4 NE LIMA 44.69N 112.54W
03/29/2021 M63 MPH BEAVERHEAD MT MESONET
MESONET STATION LMRM8 ANTELOPE RAWS.
1145 AM NON-TSTM WND GST BABB 48.86N 113.43W
03/28/2021 M63 MPH GLACIER MT MESONET
US89 WFL.
0321 AM NON-TSTM WND GST 17 SW SIMMS 47.29N 112.15W
03/29/2021 M63 MPH LEWIS AND CLARK MT MESONET
MESONET STATION MTBOW BOWMANS (MT DOT).
1149 AM NON-TSTM WND GST 16 WSW BYNUM 47.87N 112.63W
03/28/2021 M63 MPH TETON MT MESONET
MELTWATER.
0348 PM NON-TSTM WND GST 4 SSE BYNUM 47.93N 112.28W
03/28/2021 M63 MPH TETON MT MESONET
MILLERS COLONY.
0248 AM NON-TSTM WND GST 7 SW ALDER 45.25N 112.21W
03/29/2021 M63 MPH MADISON MT MESONET
MESONET STATION TS216 DILLON NO. 2 PORTABLE.
1145 PM NON-TSTM WND GST 8 ENE FAIRFIELD 47.64N 111.82W
03/28/2021 M63 MPH TETON MT MESONET
S OSTBERG.
1150 PM NON-TSTM WND GST 3 ENE FAIRFIELD 47.63N 111.92W
03/28/2021 M63 MPH TETON MT MESONET
MT-431 WFL.
0303 AM NON-TSTM WND GST 3 WNW TOWNSEND 46.33N 111.59W
03/29/2021 M63 MPH BROADWATER MT MESONET
MESONET STATION GINM8 GINGER RAWS.
0330 PM NON-TSTM WND GST 5 ESE PENDROY 48.04N 112.20W
03/28/2021 M63 MPH TETON MT MESONET
MESONET STATION RICMT 4.9 E PENDROY (MCSCN).
1204 PM NON-TSTM WND GST 10 W SIMMS 47.50N 112.14W
03/28/2021 M63 MPH LEWIS AND CLARK MT MESONET
NWE.
0230 PM NON-TSTM WND GST 10 NE VAUGHN 47.66N 111.39W
03/28/2021 M63 MPH CASCADE MT MESONET
0104 PM NON-TSTM WND GST 7 NNW AUGUSTA 47.59N 112.44W
03/28/2021 M62 MPH LEWIS AND CLARK MT MESONET
KOVARI.
1010 AM NON-TSTM WND GST 1 N BABB 48.88N 113.44W
03/28/2021 M62 MPH GLACIER MT MESONET
NORTH WU.
0500 AM NON-TSTM WND GST 6 WSW BIG SKY 45.24N 111.44W
03/29/2021 M62 MPH MADISON MT MESONET
MESONET STATION YCAMS 5.7 W BIG SKY
(AVALANCHE).
0220 AM NON-TSTM WND GST 12 NE BOZEMAN 45.80N 110.88W
03/29/2021 M62 MPH GALLATIN MT MESONET
DOUBLE AUGHT.
0339 PM NON-TSTM WND GST 7 S BYNUM 47.88N 112.30W
03/28/2021 M62 MPH TETON MT MESONET
LIGHTNING T.
0300 PM NON-TSTM WND GST 4 NNW CHOTEAU 47.86N 112.22W
03/28/2021 M62 MPH TETON MT MESONET
COCONUT GROVE.
0700 PM NON-TSTM WND GST 8 ENE FERDIG 48.78N 111.60W
03/28/2021 M62 MPH TOOLE MT MESONET
MESONET STATION MTM53 8.1 E FERDIG
(MT-MESO). FIRST 58+ MPH WIND GUST AND PEAK
WIND GUST SO FAR AT THIS LOCATION FOR THIS
WIND EVENT.
0215 PM NON-TSTM WND GST 18 E FORT BENTON 47.83N 110.27W
03/28/2021 M62 MPH CHOUTEAU MT MESONET
0105 AM NON-TSTM WND GST 2 SSE GEYSER 47.25N 110.48W
03/29/2021 M62 MPH JUDITH BASIN MT MESONET
MESONET STATION MTGYS GEYSER (MT DOT).
0534 AM NON-TSTM WND GST 3 SE HARRISON 45.66N 111.75W
03/29/2021 M62 MPH MADISON MT MESONET
HORSESHOE.
0635 PM NON-TSTM WND GST KEVIN 48.74N 111.97W
03/28/2021 M62 MPH TOOLE MT MESONET
MESONET STATION DW0975 KEVIN. PEAK WIND GUST
SO FAR AT THIS LOCATION FOR THIS WIND EVENT.
0650 PM NON-TSTM WND GST LAKEVIEW 44.60N 111.81W
03/28/2021 M62 MPH BEAVERHEAD MT MESONET
CENTRAL WFL.
0516 AM NON-TSTM WND GST 1 N LOMA 47.95N 110.50W
03/28/2021 M62 MPH CHOUTEAU MT MESONET
MESONET STATION MTLOM LOMA (MT DOT).
0633 AM NON-TSTM WND GST 1 E ROY 47.33N 108.93W
03/29/2021 M62 MPH FERGUS MT AWOS
AWOS STATION K1OM OSCAR.
0601 PM NON-TSTM WND GST 3 SE SUNBURST 48.84N 111.86W
03/28/2021 M62 MPH TOOLE MT MESONET
MESONET STATION FW8513 SUNBURST.
0115 AM NON-TSTM WND GST 8 NW THREE FORKS 45.98N 111.66W
03/29/2021 M62 MPH BROADWATER MT MESONET
0334 AM NON-TSTM WND GST 7 NNW WEST YELLOWSTONE 44.76N 111.18W
03/29/2021 M62 MPH GALLATIN MT MESONET
RAINBOW POINT.
0200 AM NON-TSTM WND GST 11 NNE BOZEMAN 45.82N 110.93W
03/29/2021 M61 MPH GALLATIN MT MESONET
MESONET STATION BBCST 11.1 NE BOZEMAN
(AVALANCHE).
0127 AM NON-TSTM WND GST 12 E BOZEMAN 45.67N 110.80W
03/29/2021 M61 MPH GALLATIN MT MESONET
MESONET STATION MTBZH BOZEMAN PASS (MT DOT).
1115 AM NON-TSTM WND GST 7 SE HOGELAND 48.77N 108.56W
03/29/2021 M61 MPH BLAINE MT MESONET
MESONET STATION MTM52 7.1 SE HOGELAND
(MT-MESO).
0542 PM NON-TSTM WND GST 4 NNE MCALLISTER 45.50N 111.70W
03/28/2021 M61 MPH MADISON MT MESONET
MESONET STATION MTNOR NORRIS HILL (MT DOT).
FIRST 58+ MPH WIND GUST AND PEAK WIND GUST
SO FAR AT THIS LOCATION FOR THIS WIND EVENT.
0530 PM NON-TSTM WND GST SUNBURST 48.88N 111.90W
03/28/2021 M61 MPH TOOLE MT MESONET
MESONET STATION MTSUN SUNBURST (MT DOT).
FIRST 58+ MPH WIND GUST AT THIS LOCATION FOR
THIS WIND EVENT.
0230 AM NON-TSTM WND GST 6 SW VALIER 48.23N 112.32W
03/29/2021 M61 MPH PONDERA MT MESONET
FRANCIS HEIGHTS.
0115 AM NON-TSTM WND GST 8 NE BANNACK 45.25N 112.88W
03/29/2021 M60 MPH BEAVERHEAD MT MESONET
MESONET STATION MTM14 8.3 NE BANNACK
(MT-MESO).
0139 AM NON-TSTM WND GST 10 SE BOULDER 46.13N 111.98W
03/29/2021 M60 MPH JEFFERSON MT MESONET
JACK CREEK.
0504 AM NON-TSTM WND GST 6 E GEYSER 47.28N 110.37W
03/28/2021 M60 MPH JUDITH BASIN MT AWOS
AWOS STATION K1BM BRAVO.
0545 PM NON-TSTM WND GST 9 N CONRAD 48.30N 111.95W
03/28/2021 M60 MPH PONDERA MT MESONET
0515 PM NON-TSTM WND GST 7 NW DEVON 48.55N 111.57W
03/28/2021 M60 MPH TOOLE MT MESONET
CROOKED COULEE.
0204 AM NON-TSTM WND GST 9 WSW MARTINSDALE 46.42N 110.50W
03/29/2021 M60 MPH MEAGHER MT MESONET
LENNEP.
0508 AM NON-TSTM WND GST 13 N WHITE SULPHUR SPRI 46.74N 110.85W
03/29/2021 M60 MPH MEAGHER MT MESONET
MESONET STATION NCRM8 NEWLAN CREEK RAWS.
1234 AM NON-TSTM WND GST 3 E ULM 47.43N 111.44W
03/29/2021 M60 MPH CASCADE MT MESONET
COMER HILL.
1015 PM NON-TSTM WND GST 4 E VIRGINIA CITY 45.30N 111.85W
03/28/2021 M60 MPH MADISON MT MESONET
0515 AM NON-TSTM WND GST 4 SE VIRGINIA CITY 45.27N 111.88W
03/29/2021 M60 MPH MADISON MT MESONET
MESONET STATION MTM17 3.5 SE VIRGINIA CITY
(MT-MESO).
0508 AM NON-TSTM WND GST 13 N WHITE SULPHUR SPRI 46.74N 110.85W
03/29/2021 M60 MPH MEAGHER MT MESONET
MESONET STATION NCRM8 NEWLAN CREEK RAWS.
0325 AM NON-TSTM WND GST 6 SE WINSTON 46.42N 111.58W
03/29/2021 M60 MPH BROADWATER MT MESONET
SILOS.
0458 AM NON-TSTM WND GST 3 WNW RAYNESFORD 47.28N 110.80W
03/28/2021 M59 MPH CASCADE MT AWOS
AWOS STATION K1AM ALPHA.
1209 PM NON-TSTM WND GST 18 SW AUGUSTA 47.29N 112.64W
03/28/2021 M59 MPH LEWIS AND CLARK MT MESONET
GOSS RANCH.
0603 PM NON-TSTM WND GST 13 N CHESTER 48.70N 110.98W
03/28/2021 M59 MPH LIBERTY MT MESONET
MESONET STATION DW4776 CHESTER.
0120 AM NON-TSTM WND GST 4 W HAVRE 48.55N 109.77W
03/29/2021 M59 MPH HILL MT ASOS
ASOS STATION KHVR HAVRE AP ASOS.
0515 PM NON-TSTM WND GST 14 NNW JOPLIN 48.74N 110.93W
03/28/2021 M59 MPH LIBERTY MT MESONET
MESONET STATION DW4821 CHESTER. FIRST 58+
MPH WIND GUST AT THIS LOCATION FOR THIS WIND
EVENT.
0404 PM NON-TSTM WND GST 9 WSW KEVIN 48.69N 112.13W
03/28/2021 M59 MPH TOOLE MT MESONET
LMI.
1110 PM NON-TSTM WND GST 18 WNW WEST YELLOWSTONE 44.73N 111.47W
03/28/2021 M59 MPH MADISON MT MESONET
MESONET STATION MTRAY RAYNOLDS PASS (MT
DOT).
0319 AM NON-TSTM WND GST 2 SSW STOCKETT 47.34N 111.18W
03/28/2021 M59 MPH CASCADE MT MESONET
SMITH.
1200 AM NON-TSTM WND GST 4 N VALIER 48.36N 112.25W
03/29/2021 M59 MPH PONDERA MT MESONET
0400 AM NON-TSTM WND GST 2 N AMSTERDAM 45.79N 111.32W
03/29/2021 M58 MPH GALLATIN MT MESONET
MESONET STATION MTM71 2.0 N AMSTERDAM
(MT-MESO).
0215 AM NON-TSTM WND GST 3 ENE BENCHLAND 47.09N 109.97W
03/29/2021 M58 MPH JUDITH BASIN MT MESONET
MESONET STATION MTM47 2.6 E BENCHLAND
(MT-MESO).
0404 AM NON-TSTM WND GST 3 E CAMERON 45.20N 111.62W
03/29/2021 M58 MPH MADISON MT MESONET
BEAR CREEK.
0419 AM NON-TSTM WND GST 2 WSW CAMERON 45.20N 111.72W
03/29/2021 M58 MPH MADISON MT MESONET
MONT.
0355 PM NON-TSTM WND GST 1 NNE CHOTEAU 47.83N 112.17W
03/28/2021 M58 MPH TETON MT MESONET
MESONET STATION KCII CHOTEAU (GTFWFO). FIRST
58+ MPH WIND GUST AND PEAK WIND GUST SO FAR
AT THIS LOCATION FOR THIS WIND EVENT.
0646 AM NON-TSTM WND GST 3 WSW SUFFOLK 47.45N 109.42W
03/28/2021 M58 MPH FERGUS MT AWOS
AWOS STATION K1EM ECHO.
1115 PM NON-TSTM WND GST 5 NNE CAMERON 45.27N 111.65W
03/28/2021 M58 MPH MADISON MT AWOS
AWOS STATION KEKS ENNIS BIG SKY AWOS.
0445 PM NON-TSTM WND GST KEVIN 48.74N 111.97W
03/28/2021 M58 MPH TOOLE MT MESONET
MESONET STATION DW0975 KEVIN. FIRST 58+ MPH
WIND GUST AT THIS LOCATION FOR THIS WIND
EVENT.
0515 AM NON-TSTM WND GST 8 ESE FORT BENTON 47.79N 110.48W
03/28/2021 M58 MPH CHOUTEAU MT MESONET
MESONET STATION MTM02 10.2 S LOMA (MT-MESO).
0241 AM NON-TSTM WND GST 13 S MARYSVILLE 46.56N 112.31W
03/29/2021 M58 MPH LEWIS AND CLARK MT MESONET
MESONET STATION MTMDP MACDONALD PASS (MT
DOT).
0902 AM NON-TSTM WND GST 6 NNE FORESTGROVE 47.07N 109.03W
03/29/2021 M58 MPH FERGUS MT AWOS
AWOS STATION K1NM NOVEMBER.
0802 AM NON-TSTM WND GST 6 NNW LAKEVIEW 44.68N 111.83W
03/29/2021 M58 MPH BEAVERHEAD MT MESONET
MESONET STATION RRDM8 RED ROCK RAWS.
0911 AM NON-TSTM WND GST SAINT MARY 48.74N 113.43W
03/28/2021 M58 MPH GLACIER MT MESONET
MESONET STATION SRYM8 SAINT MARY RAWS.
0140 AM NON-TSTM WND GST 7 NW THREE FORKS 45.97N 111.64W
03/29/2021 M58 MPH BROADWATER MT MESONET
ROLLING GLEN.
0815 AM NON-TSTM WND GST 7 SW TOSTON 46.12N 111.53W
03/29/2021 M58 MPH BROADWATER MT MESONET
MESONET STATION MTM55 6.7 SW TOSTON
(MT-MESO).
0130 AM NON-TSTM WND GST 3 SW AMSTERDAM 45.73N 111.37W
03/29/2021 M57 MPH GALLATIN MT MESONET
MESONET STATION MTM07 3.2 SW AMSTERDAM
(MT-MESO).
0400 PM NON-TSTM WND GST 11 NNE BOZEMAN 45.82N 110.93W
03/28/2021 M57 MPH GALLATIN MT MESONET
MESONET STATION BBCST 11.1 NE BOZEMAN
(AVALANCHE).
1100 AM NON-TSTM WND GST 10 NNE BOZEMAN 45.80N 110.93W
03/28/2021 M57 MPH GALLATIN MT MESONET
MESONET STATION BBSLH 10.2 NE BOZEMAN
(AVALANCHE).
1236 AM NON-TSTM WND GST 11 SW BASIN 46.14N 112.40W
03/29/2021 M57 MPH JEFFERSON MT MESONET
MESONET STATION MTELK ELK PARK (MT DOT).
0530 PM NON-TSTM WND GST 6 NW LEDGER 48.31N 111.93W
03/28/2021 M57 MPH PONDERA MT MESONET
MESONET STATION MTM05 5.8 NW LEDGER
(MT-MESO).
1239 PM NON-TSTM WND GST 7 E MARYSVILLE 46.73N 112.16W
03/28/2021 E57 MPH LEWIS AND CLARK MT TRAINED SPOTTER
WIND GUSTS OF 57 MPH WERE RECORDED IN SILVER
CITY, MT AROUND 12:39 PM TODAY.
1250 AM NON-TSTM WND GST 3 NNE MONARCH 47.14N 110.82W
03/29/2021 M57 MPH CASCADE MT MESONET
MESONET STATION MTMON MONARCH CANYON (MT
DOT).
1115 PM NON-TSTM WND GST 3 SW AMSTERDAM 45.73N 111.37W
03/28/2021 M56 MPH GALLATIN MT MESONET
MESONET STATION MTM07 3.2 SW AMSTERDAM
(MT-MESO).
0240 AM NON-TSTM WND GST 18 WNW WEST YELLOWSTONE 44.73N 111.47W
03/29/2021 M56 MPH MADISON MT MESONET
MESONET STATION MTRAY RAYNOLDS PASS (MT
DOT).
0101 AM NON-TSTM WND GST 12 S RUDYARD 48.39N 110.54W
03/29/2021 M56 MPH HILL MT MESONET
MESONET STATION EW1931 RUDYARD.
0415 PM NON-TSTM WND GST 5 NNE CAMERON 45.27N 111.65W
03/28/2021 M55 MPH MADISON MT AWOS
AWOS STATION KEKS ENNIS BIG SKY AWOS.
0918 AM NON-TSTM WND GST 5 ESE DENTON 47.30N 109.85W
03/29/2021 M55 MPH FERGUS MT MESONET
MESONET STATION MTDEN DENTON (MT DOT).
0416 AM NON-TSTM WND GST 3 SSW ENNIS 45.30N 111.75W
03/29/2021 M55 MPH MADISON MT MESONET
MESONET STATION ENNM8 ENNIS RAWS.
0145 PM NON-TSTM WND GST 12 SW FAIRFIELD 47.49N 112.16W
03/28/2021 M55 MPH LEWIS AND CLARK MT MESONET
1200 AM NON-TSTM WND GST 10 WSW STOCKETT 47.30N 111.36W
03/29/2021 M55 MPH CASCADE MT MESONET
MESONET STATION FW1843 GREAT FALLS.
0315 PM NON-TSTM WND GST 6 NW LEDGER 48.31N 111.93W
03/28/2021 M55 MPH PONDERA MT MESONET
MESONET STATION MTM05 5.8 NW LEDGER
(MT-MESO).
1110 AM NON-TSTM WND GST 15 WNW WOLF CREEK 47.09N 112.37W
03/28/2021 M55 MPH LEWIS AND CLARK MT MESONET
MESONET STATION MTROG ROGERS PASS (MT DOT).
0154 AM NON-TSTM WND GST 5 E WISDOM 45.60N 113.35W
03/29/2021 M55 MPH BEAVERHEAD MT MESONET
MESONET STATION SLCM8 STEELE CREEK RAWS.
0230 AM NON-TSTM WND GST 5 SSW TWIN BRIDGES 45.47N 112.36W
03/29/2021 M55 MPH MADISON MT MESONET
MESONET STATION MTM56 5.5 S TWIN BRIDGES
(MT-MESO).
0630 PM NON-TSTM WND GST 10 NNE VAUGHN 47.69N 111.47W
03/28/2021 M55 MPH CASCADE MT MESONET
MESONET STATION MTM21 9.6 NE VAUGHN
(MT-MESO).
0725 PM NON-TSTM WND GST 18 WNW WEST YELLOWSTONE 44.73N 111.47W
03/28/2021 M55 MPH MADISON MT MESONET
MESONET STATION MTRAY RAYNOLDS PASS (MT
DOT).
0243 AM NON-TSTM WND GST 8 SSW WOLF CREEK 46.89N 112.11W
03/29/2021 M55 MPH LEWIS AND CLARK MT MESONET
MESONET STATION MTSBN 8.4 S WOLF CREEK (MT
DOT).
0415 PM NON-TSTM WND GST 2 N AMSTERDAM 45.79N 111.32W
03/28/2021 M54 MPH GALLATIN MT MESONET
MESONET STATION MTM71 2.0 N AMSTERDAM
(MT-MESO).
0941 AM NON-TSTM WND GST 18 NNE ROY 47.59N 108.87W
03/29/2021 M54 MPH FERGUS MT MESONET
MESONET STATION ARMM8 ARMELLS CREEK RAWS.
0604 PM NON-TSTM WND GST 7 SSW BIG SKY 45.17N 111.36W
03/28/2021 M54 MPH GALLATIN MT MESONET
MESONET STATION YLWM8 YELLOW MULE RAWS.
0528 AM NON-TSTM WND GST 14 WNW RINGLING 46.35N 111.07W
03/29/2021 M54 MPH MEAGHER MT MESONET
MESONET STATION MTDPC DEEP CREEK US-12 (MT
DOT).
0315 AM NON-TSTM WND GST 3 NE DILLON 45.25N 112.59W
03/29/2021 M54 MPH BEAVERHEAD MT MESONET
MESONET STATION MTM70 3.0 NE DILLON
(MT-MESO).
0600 AM NON-TSTM WND GST 16 SE GALLATIN GATEWAY 45.44N 110.95W
03/28/2021 M54 MPH GALLATIN MT MESONET
MESONET STATION GNFHY 10.7 W EMIGRANT
(AVALANCHE).
1036 PM NON-TSTM WND GST 14 SW SIMMS 47.33N 112.10W
03/28/2021 M54 MPH LEWIS AND CLARK MT AWOS
AWOS STATION K1GM GOLF.
0520 AM NON-TSTM WND GST 2 E HELENA 46.60N 111.98W
03/29/2021 M54 MPH LEWIS AND CLARK MT ASOS
ASOS STATION KHLN HELENA AP ASOS.
0100 PM NON-TSTM WND GST 4 ESE HOGELAND 48.84N 108.56W
03/29/2021 M54 MPH BLAINE MT MESONET
MESONET STATION BFTM 4.4 E HOGELAND
(AGRIMET).
0137 AM NON-TSTM WND GST 6 SE JACKSON 45.32N 113.31W
03/29/2021 M53 MPH BEAVERHEAD MT MESONET
MESONET STATION MTBHP BIG HOLE PASS (MT
DOT).
0950 AM NON-TSTM WND GST 2 NW WINDHAM 47.10N 110.17W
03/29/2021 M53 MPH JUDITH BASIN MT AWOS
AWOS STATION K1CM CHARLIE.
0400 AM NON-TSTM WND GST 4 NW COFFEE CREEK 47.39N 110.13W
03/28/2021 M53 MPH FERGUS MT MESONET
MESONET STATION MTM15 3.6 NW COFFEE CREEK
(MT-MESO).
0200 AM NON-TSTM WND GST 10 NE DILLON 45.33N 112.51W
03/29/2021 M53 MPH BEAVERHEAD MT MESONET
MESONET STATION DLNM 10.1 NE DILLON
(AGRIMET).
0244 AM NON-TSTM WND GST 6 N VIRGINIA CITY 45.38N 111.94W
03/29/2021 M53 MPH MADISON MT MESONET
MESONET STATION TS178 DILLON NO. 1 PORTABLE.
0900 PM NON-TSTM WND GST 8 SSE ULM 47.32N 111.47W
03/28/2021 M53 MPH CASCADE MT AWOS
AWOS STATION K1IM INDIA.
0815 AM NON-TSTM WND GST 3 SSW LOMA 47.89N 110.53W
03/29/2021 M53 MPH CHOUTEAU MT MESONET
MESONET STATION MTM45 3.2 SW LOMA (MT-MESO).
0303 AM NON-TSTM WND GST 1 ESE MALMSTROM AFB 47.50N 111.17W
03/28/2021 M53 MPH CASCADE MT AWOS
AWOS STATION KGFA MALMSTROM AFB.
0603 PM NON-TSTM WND GST 14 SW SIMMS 47.33N 112.10W
03/28/2021 M53 MPH LEWIS AND CLARK MT AWOS
AWOS STATION K1GM GOLF.
1200 PM NON-TSTM WND GST 13 S MARYSVILLE 46.56N 112.31W
03/28/2021 M52 MPH LEWIS AND CLARK MT MESONET
MESONET STATION MTM68 4.8 S BLOSSBURG
(MT-MESO).
1248 AM NON-TSTM WND GST 14 NNW JOPLIN 48.74N 110.93W
03/29/2021 M52 MPH LIBERTY MT MESONET
MESONET STATION DW4821 CHESTER.
0950 AM NON-TSTM WND GST 2 E INVERNESS 48.55N 110.65W
03/29/2021 M52 MPH HILL MT MESONET
MESONET STATION MTINV INVERNESS (MT DOT).
0545 PM NON-TSTM WND GST SHELBY 48.51N 111.86W
03/28/2021 M52 MPH TOOLE MT MESONET
MESONET STATION FW8512 SHELBY.
0254 PM NON-TSTM WND GST 8 W TOWNSEND 46.31N 111.70W
03/28/2021 M52 MPH BROADWATER MT MESONET
MESONET STATION EKHM8 ELKHORN RAWS - 8 W
TOWNSEND.
0525 AM NON-TSTM WND GST 4 S WHITE SULPHUR SPRIN 46.50N 110.91W
03/29/2021 M52 MPH MEAGHER MT MESONET
MESONET STATION K7S6 3.6 S WHITE SULPHUR
SPRINGS (GTFWFO).
0512 PM NON-TSTM WND GST BELGRADE 45.78N 111.17W
03/28/2021 M51 MPH GALLATIN MT ASOS
ASOS STATION KBZN BOZEMAN YELLOWSTONE
AIRPORT.
1143 PM NON-TSTM WND GST 22 SW CAMERON 44.95N 111.96W
03/28/2021 M51 MPH MADISON MT MESONET
MESONET STATION BTKM8 BURNT CREEK RAWS.
0415 AM NON-TSTM WND GST 7 N DELL 44.81N 112.72W
03/29/2021 M51 MPH BEAVERHEAD MT MESONET
MESONET STATION MTM16 6.6 N DELL (MT-MESO).
1246 AM NON-TSTM WND GST 10 WSW STOCKETT 47.30N 111.36W
03/29/2021 M51 MPH CASCADE MT MESONET
MESONET STATION FW1843 GREAT FALLS.
0416 PM NON-TSTM WND GST 10 SSE WHITLASH 48.78N 111.15W
03/28/2021 M51 MPH LIBERTY MT MESONET
MESONET STATION EW9495 HILL.
0919 AM NON-TSTM WND GST 3 SW LEWISTOWN 47.03N 109.47W
03/29/2021 M51 MPH FERGUS MT ASOS
ASOS STATION KLWT LEWISTOWN ASOS.
1005 PM NON-TSTM WND GST 7 S NEIHART 46.84N 110.72W
03/28/2021 M51 MPH MEAGHER MT MESONET
MESONET STATION PHYM8 PORPHORY PEAK RAWS.
0335 AM NON-TSTM WND GST 2 ESE TWIN BRIDGES 45.54N 112.30W
03/29/2021 M51 MPH MADISON MT MESONET
MESONET STATION KRVF RUBY VALLEY FIELD
AIRPORT.
0425 PM NON-TSTM WND GST 4 S WHITE SULPHUR SPRIN 46.50N 110.91W
03/28/2021 M51 MPH MEAGHER MT MESONET
MESONET STATION K7S6 3.6 S WHITE SULPHUR
SPRINGS (GTFWFO).
0425 PM NON-TSTM WND GST 4 S WHITE SULPHUR SPRIN 46.50N 110.91W
03/28/2021 M51 MPH MEAGHER MT MESONET
MESONET STATION K7S6 3.6 S WHITE SULPHUR
SPRINGS (GTFWFO).
0845 AM NON-TSTM WND GST 6 SE DUTTON 47.79N 111.60W
03/28/2021 M50 MPH TETON MT MESONET
MESONET STATION DAHMT DAHLMAN.
0516 AM NON-TSTM WND GST 10 ESE POLARIS 45.33N 112.91W
03/29/2021 M50 MPH BEAVERHEAD MT MESONET
MESONET STATION FCRM8 FRENCH CREEK RAWS.
1240 AM NON-TSTM WND GST GALATA 48.48N 111.35W
03/29/2021 M50 MPH TOOLE MT MESONET
MESONET STATION DW9605 GALATA.
0400 PM NON-TSTM WND GST 6 WSW HAVRE 48.49N 109.80W
03/28/2021 M50 MPH HILL MT MESONET
MESONET STATION MTM06 6.4 SW HAVRE
(MT-MESO).
0440 AM NON-TSTM WND GST 2 NNW HELENA 46.62N 112.04W
03/29/2021 M50 MPH LEWIS AND CLARK MT MESONET
MESONET STATION EW3848 HELENA.
0230 AM NON-TSTM WND GST 2 W MOCCASIN 47.06N 109.95W
03/29/2021 M50 MPH JUDITH BASIN MT MESONET
MESONET STATION MTM09 2.1 W MOCCASIN
(MT-MESO).
1245 AM NON-TSTM WND GST 1 WSW SUN PRAIRIE 47.53N 111.50W
03/29/2021 M50 MPH CASCADE MT MESONET
MESONET STATION FW5493 VAUGHN.
&&
UPDATED LIST OF PEAK WIND GUSTS OF 50+ MPH ACROSS NORTH CENTRAL AND
SOUTHWEST MONTANA FROM SATURDAY NIGHT THROUGH MONDAY AFTERNOONLocal storm report, Mar 29, 4:34 PM MDT, 4 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
434 PM MDT MON MAR 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0620 AM NON-TSTM WND GST 13 SSE FORESTGROVE 46.83N 108.93W
03/29/2021 M61 MPH FERGUS MT AWOS
AWOS STATION KMVH N BAR RANCH AWOS. FIRST
58+ MPH GUST REPORTED AT THIS LOCATION WITH
THIS WIND EVENT.
&&
SACLocal storm report, Mar 29, 4:35 PM MDT, 4 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
435 PM MDT MON MAR 29 2021
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0100 PM NON-TSTM WND GST 13 SSE FORESTGROVE 46.83N 108.93W
03/29/2021 M66 MPH FERGUS MT AWOS
AWOS STATION KMVH N BAR RANCH AWOS. PEAK
GUST REPORTED SO FAR AT THIS LOCATION WITH
THIS WIND EVENT.
&&
SACSpecial weather statement, Mar 29, 7:17 PM MDT, 1 hour 45 minutes before
Special Weather Statement
National Weather Service Great Falls MT
717 PM MDT Mon Mar 29 2021
MTZ009-010-012>014-044>046-048>054-300215-
Cascade-Southern Rocky Mountain Front-Jefferson-Northern Rocky
Mountain Front-Fergus-Eastern Pondera-Judith
Basin-Broadwater-Chouteau-Liberty-Eastern Teton-Eastern
Glacier-Toole-Central and Southern Lewis and Clark-Meagher-
717 PM MDT Mon Mar 29 2021
...AN LINE OF HEAVIER SNOW SHOWERS WILL CONTINUE MOVING SOUTH OVER
THE HI-LINE AS SCATTERED LIGHT SNOW SHOWERS PERSIST OVER CENTRAL
MONTANA THIS EVENING...
At 712 PM MDT, an line of heavier snow showers was located along a
line extending from 29 miles north of North Browning to 15 miles
northwest of Winifred. Movement was south at 15 mph.
Winds in excess of 40 mph and visibility less than one mile in
blowing snow are possible with this line of snow showers.
Scattered snow showers will also persist over much of central
Montana, causing brief periods of visibility reduced to less than 3
miles.
Locations impacted include...
Great Falls, Helena, Lewistown, Shelby, Cut Bank, Conrad, Townsend,
Choteau, Fort Benton, White Sulphur Springs, Cascade, Stanford,
Lincoln, East Helena, Browning, Fairfield, Belt, Valier, Dutton and
Geraldine.
This includes the following highways...
Interstate 15 between mile markers 177 and 368.
Highway 200 between mile markers 0 and 139.
Highway 12 between mile markers 1 and 84.
Highway 2 between mile markers 207 and 292.
Highway 87 between mile markers 4 and 61.
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time when traveling.
LAT...LON 4773 10952 4675 10933 4670 10939 4672 11027
4642 11028 4622 11147 4648 11231 4665 11231
4670 11253 4683 11253 4684 11280 4717 11279
4718 11306 4772 11317 4792 11309 4798 11288
4813 11301 4817 11323 4900 11325 4900 11302
TIME...MOT...LOC 0112Z 007DEG 12KT 4899 11317 4770 10963
SCSpecial weather statement, Mar 29, 9:02 PM MDT, 0 minutes before
Special Weather Statement
National Weather Service Great Falls MT
902 PM MDT Mon Mar 29 2021
MTZ009-012-013-046-048>051-300400-
Chouteau-Cascade-Southern Rocky Mountain Front-Northern Rocky
Mountain Front-Fergus-Eastern Teton-Eastern Pondera-Judith Basin-
902 PM MDT Mon Mar 29 2021
...AN LINE OF HEAVIER SNOW WILL AFFECT MUCH OF CENTRAL MONTANA
THROUGH THIS EVENING...
At 856 PM MDT, a band of heavier snow was located along a line
extending from 9 miles southeast of South Browning to 10 miles north
of Black Eagle to 18 miles north of Denton. Movement was south at 30
mph.
Winds in excess of 30 mph are possible with this area of heavy snow,
which could cause periods of visibility of less than one mile.
Locations impacted include...
Great Falls, Conrad, Choteau, Cascade, Stanford, Fairfield, Belt,
Dutton, Geraldine, Denton, Hobson, Brady, Highwood, Black Eagle,
Geyser, Fort Shaw, Fort Shaw, Heart Butte, Power and Carter.
This includes the following highways...
Interstate 15 between mile markers 254 and 335.
Highway 200 between mile markers 0 and 67, and between mile markers
120 and 139.
Highway 87 between mile markers 4 and 35.
Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time when traveling.
LAT...LON 4855 11294 4850 11281 4832 11259 4840 11257
4789 11125 4763 10972 4698 10970 4709 11142
4792 11304 4798 11288 4801 11289 4804 11295
4806 11294 4808 11299 4812 11299 4812 11305
4815 11306
TIME...MOT...LOC 0256Z 005DEG 26KT 4845 11287 4767 11134 4758 10984
SCThe office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 7:17 PM MDT | Special Weather Statement | TFX | Broadwater, Cascade, Chouteau, Glacier, Judith Basin, Lewis and Clark and 3 more | 58 min |
| Mar 29, 10:30 PM MDT | Special Weather Statement | TFX | Cascade, Judith Basin, Teton | 60 min |
| Mar 29, 11:31 PM MDT | Special Weather Statement | TFX | Cascade, Judith Basin, Teton | 59 min |
| Mar 30, 3:48 AM MDT | Winter Weather Advisory | TFX | 5 hr | |
| Mar 30, 2:14 PM MDT | Fire Weather Watch | TFX | Blaine, Cascade, Chouteau, Fergus, Glacier, Hill and 8 more | 37 hr |
Nearby
Special Weather Statements in Montana, 2021Every special weather statement in 2021
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.