UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010900.upa.cvt Date: 0000Z 9 JAN 26 Searching for U4688... Searching the city database file for: U4688 ... Date:0000Z 9 JAN 26 Station: U4688 WMO ident: 24688 Latitude: 63.27 Longitude: 143.15 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 200 1 925 721 SFC 922 743 -47.1 -49.8 74 2.7 -47.1 200 1 231.4 231.4 231.2 231.5 0.04 3 850 1298 -35.3 -38.7 71 3.4 -35.5 145 13 249.2 249.2 248.3 249.6 0.16 4 833 1440 -32.7 -36.2 71 3.5 -32.9 253.3 253.4 252.1 253.9 0.21 5 760 2101 -21.9 -25.9 70 4.0 -22.5 271.8 271.9 267.1 273.6 0.61 6 700 2701 -26.7 -30.4 71 3.7 -27.1 190 21 272.9 273.0 267.5 274.2 0.44 7 545 4449 -40.9 -44.4 69 3.5 -41.1 276.3 276.3 269.1 276.7 0.14 8 500 5030 -43.9 -47.5 67 3.6 -44.0 195 29 279.5 279.5 271.1 279.9 0.10 9 466 5499 -47.1 -50.4 69 3.3 -47.2 281.2 281.2 272.0 281.5 0.08 10 400 6500 -51.3 -54.7 67 3.4 -51.4 205 27 288.3 288.3 275.9 288.5 0.06 11 300 8330 -59.7 -63.4 62 3.7 -59.7 200 9 301.2 301.2 281.9 301.3 0.03 12 250 9480 -58.3 -62.0 62 3.7 -58.3 200 17 319.4 319.4 288.6 319.5 0.04 13 200 10900 -54.5 -58.3 63 3.8 -54.6 200 25 346.5 346.5 295.9 346.8 0.07 14 150 12760 -49.9 -53.8 63 3.9 -50.1 200 29 384.1 384.1 303.0 384.9 0.17 15 100 15420 -49.5 -53.5 63 4.0 -49.8 205 36 432.1 432.2 309.2 433.5 0.26 16 83 16649 -45.7 -49.5 65 3.8 -46.3 463.5 463.6 312.3 466.3 0.50 17 70 17780 -46.7 -50.5 65 3.8 -47.3 210 52 484.5 484.6 314.0 487.6 0.53 18 61 18692 -48.1 -52.1 63 4.0 -48.7 500.8 501.0 315.2 503.9 0.51 19 50 20010 -46.3 -50.1 65 3.8 -47.1 215 52 534.4 534.6 317.5 539.4 0.78 20 42 21173 -44.7 -48.8 63 4.1 -45.8 565.6 566.0 319.3 572.9 1.08 21 37 22014 -48.1 -52.1 63 4.0 -49.0 577.8 578.1 319.8 583.6 0.84 22 30 23400 -47.1 -51.0 64 3.9 -48.2 220 60 616.2 616.7 321.7 625.0 1.18 23 22 25462 -46.5 -50.3 65 3.8 -47.9 675.2 675.9 324.1 689.3 1.74 24 20 26100 -43.9 -48.0 64 4.1 -45.7 210 69 701.8 702.9 325.1 722.7 2.49 25 18 26811 -41.9 -45.9 65 4.0 -44.0 729.6 731.1 326.2 760.1 3.50 26 15 28055 -38.5 -43.4 60 4.9 -41.5 779.9 782.6 328.0 831.5 5.52 27 13 29038 -38.5 -43.5 59 5.0 -41.8 812.5 815.6 328.9 874.2 6.31 28 12 29583 -43.1 -49.1 52 6.0 -46.4 815.0 816.9 328.4 851.3 3.67 TRP 300 8330 -59.7 -63.4 62 3.7 -59.7 200 9 301.2 301.2 281.9 301.3 0.03 WND 10 230 85 Sounding variables and indices 1000-500 mb thick: 4830.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 70.14 % Est. max temperature: -10.75 C = 12.65 F Sfc-Lift cond lev (LCL): 878.15 mb = 1075.49 m = 3528.47 ft T: -40.03 C 700-500 lapse rate: 7.39 C/km Conv cond level (CCL): 922.00 mb = 742.63 m = 2436.43 ft Mean mixing ratio: 0.13 g/kg Conv temperature: -39.81 C = -39.65 F Cap Strength: 26.96 C Lifted Index: 28.97 C Risk: None Lifted Index @300 mb: 40.36 C Lifted Index @700 mb: 26.01 C Showalter Index: 24.52 C Risk: None Total Totals Index: 13.80 C Risk: None Vertical Totals Index: 8.60 C Cross Totals Index: 5.20 C K Index: -33.80 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 6.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 83.96 J/kg Max Up Vert Vel: 12.96 m/s Conv Inhibition (B-): 78903.40 J/kg Cap Strength: 28.63 C Lift Cond Lev (LCL): 846.93 mb = 1323.34 m = 4341.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 10 36938 230 85 65.1 54.6 1 922 743 200 1 0.3 0.9 2 850 1298 145 13 -7.5 10.6 3 700 2701 190 21 3.6 20.7 4 500 5030 195 29 7.5 28.0 5 400 6500 205 27 11.4 24.5 6 300 8330 200 9 3.1 8.5 7 250 9480 200 17 5.8 16.0 8 200 10900 200 25 8.6 23.5 9 150 12760 200 29 9.9 27.3 10 100 15420 205 36 15.2 32.6 11 70 17780 210 52 26.0 45.0 12 50 20010 215 52 29.8 42.6 13 30 23400 220 60 38.6 46.0 14 20 26100 210 69 34.5 59.8 Wind Parameters Energy-Hel index: -5.25 Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U4688/skewt/U4688.skewt.20260109.00.gif