Area Forecast Discussion
Issued by NWS Billings, MT

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688
FXUS65 KBYZ 281526
AFDBYZ

Area Forecast Discussion...Updated
National Weather Service Billings MT
926 AM MDT Fri Jun 28 2024

.UPDATE...

Winds have increased around Billings this morning with the
Billings airport hitting 51 mph around 8am this morning. Have
adjusted winds to better match the current trends for the day.
Rest of the forecast remains on track. Arends

&&

.DISCUSSION...

Today through Saturday night...

A cool, breezy day is in store today, with highs in the 60s and
70s. Widespread and gusty northwest winds of 25-45 mph will be
felt today. Higher gusts approaching 50 mph in the western
foothills are also possible, although the latest probabilities for
gusts of 50 mph or greater are murky. The NBM is running pretty
hot with winds while the HREF shows the contrary, as a result, we
have done some model blending to taper down the much higher gusts
produced by the NBM. A few gusts of 50 mph or higher are possible
in the western mountains and foothills, most likely in Wheatland
County. The chance for precipitation today will be confined to
the far northern areas, as another upper low swings through the
state. Precip probabilities range from 10-50%, highest north of
Billings.

Saturday will be slightly warmer, with ridging beginning to build
into the region. Highs in the 70s to around 80F along with dry
conditions will result in nice summer conditions. Ridging will
continue to build into Sunday, with highs climbing back into the
90s. Matos

Sunday through Friday...

The brief upper ridging from the end of this week disappears for
the start of the new week as an upper trough moves into the area
throughout Sunday and introduces cyclonic flow that`ll persist
and keep unsettled weather present across southeast MT for the
first half of the week.

During the transition period on Sunday, temperatures will quickly
bounce up to the upper 80s and low 90s in the afternoon. However,
those temperatures will likely be short lived as a cold front is
progged to cross the area, shifting winds to the northwest.
Prominent low-level jet across the plains into eastern MT will
bring ample moisture to the area, and when combined with 35-45 kts
of shear and the lifting from the cold front will likely provide a
return to strong and possibly severe storms for the area. This
low-level jet looks to continue into the night and provide
nocturnal convection for the area as well, though there is
disagreement already as to if the stronger storms will be slower
and linger in eastern MT overnight, or be faster and already
moving east through the Dakotas.

Regardless, rain and storm activity will persist overnight. While
a lull looks to occur Monday morning, another shortwave Monday
afternoon through Tuesday morning will bring another round of
storms, but with a heavier emphasis on rain showers or heavy rain-
producing storms. Minor flooding is not a concern at this time,
but it will be a potential impact to keep an eye on over the
coming days to see how that wave evolves.

A similar story is told with yet another shortwave going through
on Tuesday before finally seeing more mild, drier conditions in
the mid week on Wednesday. There does look like yet another system
on the horizon for the end of week, but the spread is vast
throughout the ensembles at the moment. Overall, a relatively
active week is expected for the 4th of July week. Vertz

&&

.AVIATION...

Strong and widespread NW winds are expected today, in the 20-35
kts range. Gusts up to 40 knots are possible for all sites, with
higher gusts approaching 45-50 knots possible around K3HT.
Increasing low level cloud cover throughout the day will lower
ceilings. VFR conditions should prevail, however periods of MVFR
are possible with lower decks. Matos

&&

.PRELIMINARY POINT TEMP/POPS...

    Tdy Sat     Sun     Mon     Tue     Wed     Thu
-------------------------------------------------------
BIL 072 047/077 054/087 059/079 056/080 054/083 055/077
    1/N 00/U    01/B    67/T    43/T    12/T    24/T
LVM 070 042/077 050/086 052/076 047/077 047/081 048/077
    1/N 00/U    15/T    88/T    53/T    12/T    23/T
HDN 074 045/079 053/091 057/081 054/081 051/085 053/078
    1/N 00/U    01/U    67/T    53/T    12/T    34/T
MLS 071 049/073 057/092 062/081 057/080 056/083 056/077
    2/W 10/B    11/U    65/T    33/T    12/T    34/T
4BQ 076 049/076 055/096 061/081 056/080 054/084 056/077
    0/N 00/B    01/U    45/T    42/T    11/U    23/T
BHK 073 045/070 051/087 058/080 054/078 053/081 053/076
    2/T 10/B    01/N    64/T    23/T    12/T    24/T
SHR 076 043/080 052/096 055/079 050/079 048/084 050/077
    1/N 00/U    00/U    47/T    52/T    11/U    23/T

&&

.BYZ WATCHES/WARNINGS/ADVISORIES...
MT...None.
WY...None.

&&

$$
weather.gov/billings