Area forecast discussion National Weather Service Springfield MO 630 PM CDT Wednesday may 22 2013 Short term...(this evening through friday) issued at 255 PM CDT Wednesday may 22 2013 Clouds are spreading to the southeast across the region behind an area of surface low pressure located across eastern Iowa this afternoon. Not expecting any precipitation to occur just partly to mostly cloudy skies through the reminder of this afternoon. Clouds will then clear from west to east this evening...with mainly clear skies overnight. A ridge of high pressure will nudge into the region tonight and may have to watch for some patchy fog developing overnight in spots. Confidence is not overly high but there could be some light ground fog in spots. Upper level ridging will build to the east and towards the region late this week. Highs in the 70s and lows in the 50s can be expected tonight through Friday. Long term...(friday night through wednesday) issued at 255 PM CDT Wednesday may 22 2013 An upper level low will be over the region this weekend...but a few weak disturbances try to ride under the ridge and may bring some scattered thunderstorms to the region from time to time Friday night into early next week. Highs in the middle to upper 70s are expected this weekend with highs return to the 80s early next week. && Aviation...(for the 00z tafs through 00z Thursday evening) issued at 625 PM CDT Wednesday may 22 2013 Pilots can expect VFR conditions tonight through Thursday as surface high pressure builds over the region. The afternoon cumulus will dissipate with sunset but develop again Thursday. Surface winds will become light tonight then resume from the northwest on Thursday. && Sgf watches/warnings/advisories... MO...none. Kansas...none. && $$ Short term...wise long term...wise aviation...Foster