UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 17 OCT 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1017 41 -7.3 -11.3 73 4.0 -8.4 280 7 264.6 264.8 263.8 268.9 1.58 1 1002 157 -4.5 -8.6 73 4.1 -5.7 311 19 268.5 268.8 267.3 273.9 1.99 2 1000 173 -4.7 -8.9 72 4.2 -6.0 315 21 268.5 268.8 267.2 273.8 1.95 3 925 781 -8.7 -13.7 67 5.0 -10.0 340 31 270.4 270.6 267.6 274.4 1.43 4 912 891 -10.5 -15.2 68 4.7 -11.6 338 31 269.7 269.9 266.8 273.3 1.28 5 864 1306 -15.1 -18.8 73 3.7 -15.8 332 33 269.1 269.2 266.0 271.9 1.00 6 850 1430 -15.9 -19.4 74 3.5 -16.6 330 33 269.5 269.6 266.2 272.2 0.97 7 794 1942 -18.5 -21.5 77 3.0 -19.0 337 30 272.0 272.2 267.7 274.5 0.86 8 751 2359 -16.3 -35.3 18 19.0 -18.7 343 28 278.8 278.8 270.9 279.6 0.25 9 700 2887 -18.5 -34.5 23 16.0 -20.5 350 25 282.0 282.0 272.8 282.9 0.29 10 672 3188 -24.1 -39.1 24 15.0 -25.5 341 34 279.0 279.1 270.9 279.7 0.19 11 509 5184 -31.7 -39.7 45 8.0 -32.4 279 97 292.9 292.9 278.4 293.7 0.24 12 500 5310 -32.1 -40.1 45 8.0 -32.7 275 101 293.9 293.9 278.9 294.7 0.23 13 499 5324 -32.2 -40.2 45 8.0 -32.8 265 108 294.0 294.0 279.0 294.8 0.23 14 441 6189 -35.7 -44.7 39 9.0 -36.3 304 71 300.1 300.1 281.6 300.7 0.16 15 400 6860 -40.9 -51.9 30 11.0 -41.3 335 42 301.8 301.8 282.2 302.1 0.08 16 320 8336 -52.5 -64.5 22 12.0 -52.7 331 40 305.7 305.7 283.7 305.7 0.02 17 300 8750 -54.3 -66.3 22 12.0 -54.5 330 40 308.8 308.8 284.9 308.9 0.02 18 258 9704 -60.7 -71.7 22 11.0 -60.8 330 36 313.0 313.0 286.4 313.0 0.01 19 256 9752 -60.7 -71.7 22 11.0 -60.8 331 36 313.7 313.7 286.6 313.7 0.01 20 250 9900 -60.7 -71.7 22 11.0 -60.8 335 35 315.8 315.8 287.3 315.9 0.01 21 200 11310 -55.1 -66.1 24 11.0 -55.3 350 19 345.5 345.5 295.7 345.6 0.03 22 150 13150 -52.7 -64.7 22 12.0 -53.1 25 19 379.3 379.3 302.2 379.5 0.04 23 148 13237 -51.7 -64.7 20 13.0 -52.1 24 19 382.5 382.5 302.7 382.7 0.04 24 100 15760 -54.3 -69.3 14 15.0 -54.8 355 7 422.8 422.8 308.0 423.0 0.03 25 85 16806 -52.3 -68.3 13 16.0 -53.1 75 6 447.0 447.0 310.6 447.2 0.05 26 77 17440 -55.1 -72.1 10 17.0 -55.7 123 6 454.0 454.0 311.3 454.1 0.03 27 70 18050 -54.1 -71.1 11 17.0 -54.8 170 5 468.6 468.7 312.5 468.9 0.04 28 50 20210 -54.3 -73.3 8 19.0 -55.3 250 3 515.5 515.5 316.0 515.8 0.04 29 39 21805 -53.9 -73.9 7 20.0 -55.2 231 8 554.5 554.5 318.3 554.8 0.04 30 30 23500 -51.5 -72.5 6 21.0 -53.6 210 13 604.2 604.3 320.8 604.8 0.07 31 23 25233 -47.7 -69.7 6 22.0 -51.3 230 13 663.1 663.2 323.2 664.3 0.14 32 20 26150 -48.9 -70.9 6 22.0 -52.5 240 13 686.5 686.6 324.0 687.6 0.13 33 11 30054 -51.5 -74.5 5 23.0 -55.9 805.1 805.1 327.4 806.5 0.14 TRP 258 9704 -60.7 -71.7 22 11.0 -60.8 330 36 313.0 313.0 286.4 313.0 0.01 WND 499 5324 -32.2 -40.2 45 8.0 -32.8 265 108 294.0 294.0 279.0 294.8 0.23 Sounding variables and indices 1000-500 mb thick: 5137.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 46.79 % Est. max temperature: -2.74 C = 27.07 F Sfc-Lift cond lev (LCL): 954.21 mb = 538.51 m = 1766.73 ft T: -7.10 C 700-500 lapse rate: 5.61 C/km ThetaE index: 2.51 C Layer 912.0- 850.0 mb Conv cond level (CCL): 894.56 mb = 1039.14 m = 3409.23 ft Mean mixing ratio: 1.68 g/kg Conv temperature: -2.39 C = 27.70 F Cap Strength: 16.09 C Lifted Index: 16.81 C Risk: None Lifted Index @300 mb: 24.90 C Lifted Index @700 mb: 9.02 C Showalter Index: 17.98 C Risk: None Total Totals Index: 28.90 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 12.70 C K Index: -19.20 Risk: None Sweat Index: 167.00 Risk: None Energy Index: 4.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.24 J/kg Max Up Vert Vel: 5.70 m/s Conv Inhibition (B-): 14.88 J/kg Cap Strength: 16.02 C Lift Cond Lev (LCL): 899.90 mb = 993.48 m = 3259.39 ft Lev Free Conv (LFC): 874.90 mb = 1209.71 m = 3968.81 ft Equ Level (EL): 824.90 mb = 1655.06 m = 5429.91 ft B at Equ Level: 15.37 J/kg Max Parcel Lev (MPL): 784.90 mb = 2028.21 m = 6654.15 ft Wind level data Storm motion: 328 at 38 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1017 41 280 7 6.9 -1.2 | 157 34 -13.2 31.0 1 1000 173 315 21 14.8 -14.8 | 163 18 -5.3 17.4 2 925 781 340 31 10.6 -29.1 | 108 10 -9.5 3.1 3 850 1430 330 33 16.5 -28.6 | 135 5 -3.6 3.7 4 700 2887 350 25 4.3 -24.6 | 116 18 -15.8 7.6 5 500 5310 275 101 100.6 -8.8 | 254 84 80.5 23.4 6 499 5324 265 108 107.6 9.4 | 245 97 87.5 41.6 7 400 6860 335 42 17.7 -38.1 | 22 6 -2.4 -5.8 8 300 8750 330 40 20.0 -34.6 | 3 2 -0.1 -2.4 9 258 9704 330 36 18.0 -31.2 | 116 2 -2.1 1.1 10 250 9900 335 35 14.8 -31.7 | 95 5 -5.3 0.5 11 200 11310 350 19 3.3 -18.7 | 129 22 -16.8 13.5 12 150 13150 25 19 -8.0 -17.2 | 118 32 -28.2 15.0 13 100 15760 355 7 0.6 -7.0 | 142 32 -19.5 25.3 14 70 18050 170 5 -0.9 4.9 | 151 43 -21.0 37.2 15 50 20210 250 3 2.8 1.0 | 152 37 -17.3 33.3 16 30 23500 210 13 6.5 11.3 | 163 46 -13.6 43.5 17 20 26150 240 13 11.3 6.5 | 167 40 -8.9 38.7 Wind Parameters Mean winds (0-6000m): 298.0 at 50.7 knts Storm direction: 328.0 at 38.0 knts Shear (0-3000m) pos: 4.4 neg: 0.7 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): -51.8 deg Storm rel helicity (0-3000m) pos: 33.1 neg: -52.2 tot: -19.1 m^2/s^2 ave: -6.4 10^-3 m/s^2 rel: -0.18 Storm rel vorticity (0-3000m) horiz: 9.2 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 135.76 m/s 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 ------------------------------------------------------------------------------- 500 321 21 157 17| 23.9 0.0 23.9| 27.1 -20.3 6.8 13.5 -0.06| 25.7 -1.6 1000 331 26 142 12| 14.7 0.0 14.7| 28.8 -36.0 -7.3 -7.3 -0.20| 17.0 -3.5 1500 332 28 138 10| 9.8 0.9 10.6| 32.5 -36.9 -4.4 -2.9 -0.14| 12.8 -1.7 2000 332 29 135 10| 6.9 0.7 7.6| 32.5 -40.1 -7.6 -3.8 -0.16| 10.8 -1.7 2500 334 29 130 10| 5.2 0.5 5.8| 32.5 -41.2 -8.7 -3.5 -0.15| 9.6 -1.4 3000 336 28 127 11| 4.4 0.7 5.1| 33.1 -52.2 -19.1 -6.4 -0.18| 9.2 -1.7 4000 331 33 129 6| 3.3 5.5 8.8| 33.1-124.5 -91.4 -22.8 -0.38| 12.1 -4.6 5000 312 42 248 12| 2.6 8.8 11.5| 33.1-471.8-438.7 -87.7 -0.42| 15.1 -6.4 6000 298 51 251 26| 5.3 8.2 13.5|732.8-986.1-253.4 -42.2 -0.21| 20.6 -4.2 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251017.12.gif