Area Forecast Discussion
Issued by NWS Rapid City, SD

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000
FXUS63 KUNR 111055
AFDUNR

Area Forecast Discussion For Western SD and Northeastern WY
National Weather Service Rapid City SD
355 AM MST Sat Nov 11 2017

.DISCUSSION...(Today Through Friday)
Issued at 201 AM MST Sat Nov 11 2017

Current surface map places weak trof across the western Dakotas. A
few high clouds across the forecast area, with some stratus
lifting northward through central Nebraska. Water vapor imagery
shows upper level shortwave trof moving across eastern
Idaho/southwest Montana. For today, shortwave will track into the
western Dakotas, bringing a few rain/snow showers. Accumulations
will be light.

Flat upper level ridge will build across the northern plains for
Sunday/Monday followed by weak upper trof on Tuesday. Stronger trof
still on track for late Thursday into Friday. Above average
temperatures expected through much of the week. After today, next
chance of precipitation will come late Thursday/Friday.

&&

.AVIATION...(For the 12Z TAFS Through 12Z Sunday Morning)
Issued At 342 AM MST Sat Nov 11 2017

Light rain showers will move into the area today, changing to
snow this evening. Mainly VFR conditions are expected today, with
some local MVFR conditions in showers. Skies are expected to clear
from west to east overnight, but some models are hinting at fog
development across northeastern WY tonight.

&&

.UNR WATCHES/WARNINGS/ADVISORIES...
SD...None.
WY...None.
&&

$$

DISCUSSION...7
AVIATION...Pojorlie



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