National Weather Service Text Product
AFOS product AFDTOP
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: AFDTOP
Product Timestamp: 2024-01-14 21:12 UTC
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524 FXUS63 KTOP 142112 AFDTOP Area Forecast Discussion National Weather Service Topeka KS 312 PM CST Sun Jan 14 2024 .KEY MESSAGES... - Frigid wind chills persist through Tuesday before a slight reprieve midweek. - Light snow chances (30-50%) on Monday with accumulations remaining under 1 inch. - Another shot of cold air builds in to end the week. && .DISCUSSION... Issued at 312 PM CST Sun Jan 14 2024 A 1033mb surface ridge remains in control of the center of the CONUS with upper flow becoming more zonal. Even with some breaks in the clouds, temperatures have struggled to warm above freezing with most locations still in the single digits below zero. Weaker winds than yesterday provide some relief, but wind chills are still 15-25 degrees below zero. A weak shortwave is pushing through the region with light snow developing across central Kansas. This wave could (15-25%) bring some light snow to areas south of Interstate 70 through this evening, but little to no accumulation is expected. Winds weaken further this evening and overnight with additional cloud cover streaming into the area ahead of another wave that pushes through Monday. Weak winds support more radiational cooling than last night, but overall cooling could be dampened by cloud cover. Regardless, wind chills will reach -15 to -30 degrees below zero overnight. The aforementioned wave for Monday is stronger and further north and will bring light snow to the entire area. The perturbation moves through rather quickly, but forecast soundings show ascent within the dendritic growth zone for a couple of hours before precipitation ends from northwest to southeast through the day. Chances for 1 inch of snow remain low (10-25%) and, with weak winds, any impacts should be minor. Wind chills again fall to 20 to 30 below zero Tuesday morning. Southerly winds become west-southwesterly on Tuesday allowing for a slight moderation in temperatures. Highs in the teens on Tuesday warm further to the 20s and 30s on Wednesday. Another passing wave shunts a cold front through the area on Thursday, knocking temperatures back to 20-25 degrees below normal values and bringing a 15-20% chance of light snow. Wind chills could once again reach advisory or warning criteria Friday and Saturday mornings. Relief is on the horizon with upper ridging and southerly flow returning for early next week. && .AVIATION /18Z TAFS THROUGH 18Z MONDAY/... Issued at 1136 AM CST Sun Jan 14 2024 VFR conditions prevail with passing mid clouds around 10kft AGL. Winds remain under 10kts generally from the northwest through the period. Light snow and possibly MVFR cigs approach terminals near the end or just beyond this TAF period. && .CLIMATE... Issued at 258 AM CST Sun Jan 13 2024 Record lowest high temperature information: DAY LOCATION RECORD LOWEST HIGH FORECAST HIGH January 14 Topeka -6, set in 1888 0 January 14 Concordia -11, set in 1888 0 January 15 Topeka -3, set in 1888 4 January 15 Concordia -6, set in 1888 6 January 16 Topeka 1, set in 1930 13 January 16 Concordia 1, set in 1930 16 Record low temperature information: DAY LOCATION RECORD LOW FORECAST LOW January 15 Topeka -20, set in 1888 -11 January 15 Concordia -25, set in 1888 -13 January 16 Topeka -11, set in 1888 -9 January 16 Concordia -18, set in 1888 -9 && .TOP WATCHES/WARNINGS/ADVISORIES... Wind Chill Warning until noon CST Tuesday for KSZ008-KSZ009- KSZ010-KSZ011-KSZ012-KSZ020-KSZ021-KSZ022-KSZ023-KSZ024-KSZ026- KSZ034-KSZ035-KSZ036-KSZ037-KSZ038-KSZ039-KSZ040-KSZ054-KSZ055- KSZ056-KSZ058-KSZ059. && $$ DISCUSSION...Flanagan AVIATION...Flanagan CLIMATE...65