UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for U5403... Searching the city database file for: U5403 ... Date:0000Z 18 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 1014 42 -2.9 -9.9 58 7.0 -5.0 250 5 269.2 269.5 267.4 274.1 1.77 1 1000 152 -3.3 -11.3 54 8.0 -5.6 300 17 269.9 270.1 267.5 274.3 1.61 2 965 429 -4.7 -13.7 49 9.0 -7.1 305 19 271.2 271.4 268.0 275.1 1.37 3 925 756 -8.3 -15.3 57 7.0 -10.0 310 21 270.8 271.0 267.6 274.4 1.26 4 910 884 -10.3 -17.3 56 7.0 -11.9 306 21 270.0 270.2 266.7 273.1 1.08 5 850 1412 -12.5 -19.5 56 7.0 -13.9 290 23 273.1 273.2 268.5 275.8 0.96 6 848 1430 -12.7 -19.7 56 7.0 -14.1 291 23 273.0 273.2 268.5 275.8 0.94 7 826 1629 -16.7 -21.4 67 4.7 -17.6 300 22 270.9 271.0 266.8 273.3 0.84 8 775 2106 -19.5 -23.0 74 3.5 -20.1 321 20 272.8 273.0 268.1 275.1 0.77 9 761 2242 -16.3 -19.8 74 3.5 -17.0 327 20 277.7 277.9 271.6 280.8 1.04 10 700 2867 -19.9 -24.6 66 4.7 -20.7 355 17 280.4 280.6 272.7 282.7 0.74 11 692 2952 -22.1 -26.8 66 4.7 -22.8 354 17 278.9 279.0 271.6 280.8 0.62 12 632 3622 -21.7 -27.7 58 6.0 -22.6 343 17 286.7 286.8 276.0 288.7 0.62 13 588 4150 -26.5 -34.5 47 8.0 -27.3 334 17 287.1 287.2 275.7 288.2 0.35 14 509 5176 -35.5 -43.5 44 8.0 -36.0 317 17 288.3 288.3 276.0 288.8 0.16 15 500 5300 -36.1 -44.1 44 8.0 -36.5 315 17 289.0 289.1 276.4 289.5 0.15 16 400 6820 -42.7 -50.7 41 8.0 -43.0 235 9 299.5 299.5 281.3 299.8 0.09 17 372 7308 -44.5 -52.5 41 8.0 -44.8 254 8 303.4 303.4 282.8 303.7 0.08 18 302 8677 -53.5 -61.5 37 8.0 -53.7 308 5 309.3 309.4 285.1 309.5 0.03 19 300 8720 -53.7 -61.7 37 8.0 -53.8 310 5 309.7 309.7 285.2 309.8 0.03 20 261 9608 -57.7 -65.7 35 8.0 -57.8 350 15 316.4 316.4 287.6 316.4 0.02 21 250 9880 -57.5 -65.5 35 8.0 -57.6 360 15 320.6 320.6 288.9 320.7 0.02 22 219 10720 -58.1 -66.1 35 8.0 -58.2 360 16 332.0 332.0 292.3 332.1 0.02 23 200 11300 -54.3 -63.3 32 9.0 -54.5 360 17 346.8 346.8 296.0 346.9 0.04 24 199 11332 -53.9 -62.9 32 9.0 -54.1 359 17 347.9 347.9 296.2 348.1 0.04 25 180 11974 -54.9 -64.9 28 10.0 -55.1 345 13 356.4 356.4 298.0 356.6 0.03 26 163 12612 -51.5 -62.5 26 11.0 -51.9 332 10 372.4 372.4 301.0 372.6 0.05 27 150 13150 -52.7 -64.7 22 12.0 -53.1 320 7 379.3 379.3 302.2 379.5 0.04 28 100 15760 -53.1 -70.1 11 17.0 -53.7 250 5 425.1 425.1 308.3 425.3 0.03 29 72 17878 -51.7 -70.7 9 19.0 -52.7 186 5 470.0 470.0 312.7 470.2 0.04 30 70 18060 -52.9 -71.9 8 19.0 -53.8 180 5 471.2 471.2 312.8 471.4 0.03 31 51 20093 -55.3 -75.3 7 20.0 -56.2 204 7 510.3 510.3 315.7 510.4 0.03 32 50 20220 -55.1 -75.1 7 20.0 -56.1 205 7 513.6 513.6 315.9 513.8 0.03 33 35 22513 -51.5 -73.5 6 22.0 -53.4 184 11 578.2 578.2 319.6 578.6 0.05 34 30 23510 -52.5 -74.5 5 22.0 -54.4 175 13 601.5 601.5 320.7 601.9 0.05 35 24 24965 -48.7 -72.7 5 24.0 -52.0 200 15 652.2 652.2 322.8 652.9 0.09 36 20 26160 -49.9 -73.9 4 24.0 -53.3 220 17 683.4 683.5 323.9 684.2 0.09 37 17 27218 -52.3 -76.3 4 24.0 -55.4 222 17 708.3 708.3 324.7 708.9 0.07 38 14 28485 -49.1 -74.1 4 25.0 -53.7 225 17 759.5 759.6 326.2 760.7 0.12 39 10 30690 -50.1 -75.1 4 25.0 -55.4 230 17 832.5 832.6 328.0 834.0 0.14 40 9.2 31236 -48.9 -73.9 4 25.0 -54.9 857.2 857.3 328.6 859.2 0.19 TRP 261 9608 -57.7 -65.7 35 8.0 -57.8 350 15 316.4 316.4 287.6 316.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5148.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 57.35 % Est. max temperature: 0.26 C = 32.47 F Sfc-Lift cond lev (LCL): 907.94 mb = 901.21 m = 2956.68 ft T: -10.37 C 700-500 lapse rate: 6.66 C/km ThetaE index: 2.55 C Layer 848.0- 775.0 mb Conv cond level (CCL): 834.42 mb = 1552.32 m = 5092.86 ft Mean mixing ratio: 1.41 g/kg Conv temperature: -0.36 C = 31.35 F Cap Strength: 11.65 C Lifted Index: 12.16 C Risk: None Lifted Index @300 mb: 24.91 C Lifted Index @700 mb: 6.97 C Showalter Index: 11.11 C Risk: None Total Totals Index: 40.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 16.60 C K Index: -0.60 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 2.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.72 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 62091.07 J/kg Cap Strength: 11.63 C Lift Cond Lev (LCL): 848.77 mb = 1423.04 m = 4668.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 14 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 1014 42 250 5 4.7 1.7 | 187 15 1.9 15.0 1 1000 152 300 17 14.7 -8.5 | 248 13 12.0 4.8 2 925 756 310 21 16.1 -13.5 | 271 13 13.3 -0.2 3 850 1412 290 23 21.6 -7.9 | 254 20 18.8 5.4 4 700 2867 355 17 1.5 -16.9 | 19 4 -1.3 -3.7 5 500 5300 315 17 12.0 -12.0 | 262 9 9.3 1.3 6 400 6820 235 9 7.4 5.2 | 194 19 4.6 18.4 7 300 8720 310 5 3.8 -3.2 | 186 10 1.1 10.1 8 261 9608 350 15 2.6 -14.8 | 6 2 -0.2 -1.5 9 250 9880 360 15 -0.0 -15.0 | 58 3 -2.8 -1.7 10 200 11300 360 17 -0.0 -17.0 | 37 5 -2.8 -3.7 11 150 13150 320 7 4.5 -5.4 | 192 8 1.7 7.9 12 100 15760 250 5 4.7 1.7 | 187 15 1.9 15.0 13 70 18060 180 5 0.0 5.0 | 171 18 -2.8 18.3 14 50 20220 205 7 3.0 6.3 | 181 20 0.2 19.6 15 30 23510 175 13 -1.1 13.0 | 172 27 -3.9 26.2 16 20 26160 220 17 10.9 13.0 | 197 28 8.2 26.3 17 10 30690 230 17 13.0 10.9 | 203 26 10.3 24.2 Wind Parameters Mean winds (0-6000m): 318.2 at 18.1 knts Storm direction: 348.2 at 13.6 knts Shear (0-3000m) pos: 3.7 neg: 0.8 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 179.6 deg Storm rel helicity (0-3000m) pos: 107.2 neg: -19.3 tot: 87.9 m^2/s^2 ave: 29.3 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.58 Bulk Shear: 3.62 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 ------------------------------------------------------------------------------- 500 302 17 248 12| 17.8 0.0 17.8| 59.8 0.0 59.8 119.5 0.99| 18.9 18.8 1000 305 19 258 13| 8.9 1.5 10.4| 65.9 -7.3 58.6 58.6 0.77| 12.1 9.3 1500 301 20 258 15| 5.9 1.7 7.6| 71.6 -18.9 52.7 35.2 0.57| 10.1 5.8 2000 302 20 261 15| 5.0 1.2 6.2| 91.8 -18.9 72.9 36.5 0.58| 9.8 5.7 2500 306 20 264 14| 4.3 1.0 5.3|102.7 -18.9 83.8 33.5 0.60| 9.4 5.6 3000 311 20 269 12| 3.7 0.8 4.5|107.2 -19.3 87.9 29.3 0.61| 8.7 5.3 4000 319 19 276 10| 2.8 1.2 4.0|107.2 -23.9 83.3 20.8 0.47| 7.1 3.4 5000 321 19 277 9| 2.2 1.5 3.7|107.2 -29.5 77.7 15.5 0.38| 6.2 2.4 6000 318 18 271 9| 1.8 2.0 3.8|107.2 -60.9 46.2 7.7 0.18| 6.2 1.1 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251018.00.gif