UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100712.upa.cvt Date: 1200Z 7 OCT 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 7 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 46 -6.3 -10.0 75 3.7 -7.3 300 7 265.8 266.1 265.0 270.6 1.76 1 1000 154 -7.5 -12.2 69 4.7 -8.7 335 15 265.6 265.9 264.4 269.7 1.50 2 983 287 -8.9 -13.1 72 4.2 -9.9 340 17 265.5 265.8 264.2 269.4 1.42 3 953 528 -8.9 -12.5 75 3.6 -9.8 350 20 267.9 268.2 266.1 272.1 1.53 4 925 758 -10.9 -14.2 77 3.3 -11.7 360 23 268.2 268.4 266.0 272.0 1.37 5 850 1405 -15.3 -18.4 77 3.1 -15.9 360 21 270.1 270.3 266.8 273.1 1.05 6 712 2721 -23.7 -27.7 70 4.0 -24.2 23 16 274.9 275.0 269.0 276.5 0.55 7 700 2845 -23.3 -27.3 70 4.0 -23.8 25 15 276.7 276.8 270.2 278.4 0.58 8 676 3100 -23.5 -27.3 71 3.8 -24.0 29 15 279.2 279.3 271.8 281.1 0.60 9 518 5003 -34.9 -39.4 63 4.5 -35.2 56 11 287.6 287.6 275.8 288.4 0.24 10 500 5250 -35.3 -39.6 65 4.3 -35.6 60 11 290.0 290.0 277.0 290.8 0.25 11 487 5433 -36.1 -40.1 67 4.0 -36.4 65 11 291.2 291.3 277.7 292.0 0.24 12 400 6770 -45.3 -49.0 66 3.7 -45.4 105 13 296.1 296.1 279.8 296.5 0.11 13 349 7667 -50.9 -54.8 63 3.9 -51.0 126 18 300.3 300.3 281.5 300.6 0.06 14 304 8556 -55.3 -59.6 59 4.3 -55.4 148 23 306.2 306.2 284.0 306.4 0.04 15 300 8640 -55.3 -59.7 58 4.4 -55.4 150 23 307.4 307.4 284.4 307.6 0.04 16 294 8770 -55.9 -60.2 58 4.3 -56.0 150 23 308.3 308.3 284.7 308.5 0.04 17 270 9315 -56.3 -61.0 55 4.7 -56.4 147 22 315.3 315.4 287.2 315.5 0.04 18 250 9810 -54.3 -59.2 55 4.9 -54.4 145 21 325.3 325.3 290.5 325.5 0.05 19 206 11049 -50.5 -56.3 50 5.9 -50.7 150 11 349.9 349.9 296.7 350.2 0.09 20 200 11240 -49.9 -55.9 49 6.0 -50.1 145 7 353.8 353.8 297.5 354.2 0.10 21 194 11439 -49.5 -55.5 49 6.0 -49.8 144 7 357.5 357.5 298.3 357.9 0.11 22 150 13120 -50.5 -59.5 34 9.0 -50.9 140 9 383.1 383.1 302.8 383.4 0.08 23 100 15780 -50.1 -61.1 26 11.0 -50.8 175 7 430.9 431.0 309.0 431.5 0.10 24 70 18100 -51.3 -63.3 23 12.0 -52.2 185 17 474.6 474.7 313.1 475.3 0.11 25 50 20300 -49.1 -61.1 23 12.0 -50.5 205 19 527.8 527.8 316.9 529.1 0.20 26 39 21926 -49.5 -61.5 23 12.0 -51.2 212 19 565.6 565.7 319.0 567.4 0.25 27 36 22453 -46.3 -58.3 24 12.0 -48.6 215 19 587.0 587.1 320.2 589.9 0.41 28 30 23660 -47.5 -59.5 24 12.0 -49.9 220 19 615.1 615.3 321.4 618.3 0.42 29 20 26350 -46.3 -58.3 24 12.0 -49.7 235 25 694.5 694.8 324.4 700.7 0.73 30 12 29725 -48.9 -61.9 21 13.0 -53.0 794.5 794.9 327.3 802.1 0.77 TRP 294 8770 -55.9 -60.2 58 4.3 -56.0 150 23 308.3 308.3 284.7 308.5 0.04 WND 206 11049 -50.5 -56.3 50 5.9 -50.7 150 11 349.9 349.9 296.7 350.2 0.09 Sounding variables and indices 1000-500 mb thick: 5096.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 70.75 % Est. max temperature: -2.33 C = 27.81 F Sfc-Lift cond lev (LCL): 956.09 mb = 502.51 m = 1648.64 ft T: -8.90 C 700-500 lapse rate: 4.99 C/km ThetaE index: 1.14 C Layer 1000.0- 953.0 mb Conv cond level (CCL): 869.04 mb = 1235.47 m = 4053.33 ft Mean mixing ratio: 1.47 g/kg Conv temperature: -2.47 C = 27.56 F Cap Strength: 13.95 C Lifted Index: 15.77 C Risk: None Lifted Index @300 mb: 25.77 C Lifted Index @700 mb: 6.39 C Showalter Index: 14.07 C Risk: None Total Totals Index: 36.90 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 16.90 C K Index: -2.40 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.82 J/kg Max Up Vert Vel: 5.26 m/s Conv Inhibition (B-): 71016.10 J/kg Cap Strength: 15.19 C Lift Cond Lev (LCL): 905.46 mb = 921.39 m = 3022.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 52 at 12 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 46 300 7 6.1 -3.5 | 256 16 15.2 3.7 1 1000 154 335 15 6.3 -13.6 | 293 17 15.4 -6.4 2 925 758 360 23 -0.0 -23.0 | 330 18 9.1 -15.8 3 850 1405 360 21 -0.0 -21.0 | 327 17 9.1 -13.8 4 700 2845 25 15 -6.3 -13.6 | 337 7 2.8 -6.4 5 500 5250 60 11 -9.5 -5.5 | 166 2 -0.4 1.7 6 400 6770 105 13 -12.6 3.4 | 162 11 -3.4 10.5 7 300 8640 150 23 -11.5 19.9 | 175 27 -2.4 27.1 8 294 8770 150 23 -11.5 19.9 | 175 27 -2.4 27.1 9 250 9810 145 21 -12.0 17.2 | 173 25 -2.9 24.4 10 206 11049 150 11 -5.5 9.5 | 192 17 3.6 16.7 11 200 11240 145 7 -4.0 5.7 | 202 14 5.1 12.9 12 150 13120 140 9 -5.8 6.9 | 193 14 3.3 14.1 13 100 15780 175 7 -0.6 7.0 | 211 17 8.5 14.1 14 70 18100 185 17 1.5 16.9 | 204 26 10.6 24.1 15 50 20300 205 19 8.0 17.2 | 215 30 17.1 24.4 16 30 23660 220 19 12.2 14.6 | 224 30 21.3 21.7 17 20 26350 235 25 20.5 14.3 | 234 37 29.6 21.5 Wind Parameters Mean winds (0-6000m): 21.8 at 15.5 knts Storm direction: 51.8 at 11.6 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 82.4 deg Storm rel helicity (0-3000m) pos: 101.9 neg: -3.7 tot: 98.1 m^2/s^2 ave: 32.7 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.87 Bulk Shear: 15.80 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 ------------------------------------------------------------------------------- 500 341 16 300 16| 17.2 0.0 17.2| 74.2 0.0 74.2 148.5 0.99| 18.0 17.9 1000 352 19 315 17| 10.1 0.0 10.1| 94.0 -1.5 92.5 92.5 0.95| 11.5 10.9 1500 355 20 319 17| 6.3 0.0 6.3| 95.3 -3.7 91.6 61.0 0.86| 8.4 7.2 2000 358 20 322 16| 4.5 0.0 4.5| 99.5 -3.7 95.8 47.9 0.79| 7.2 5.7 2500 1 19 324 15| 3.4 0.0 3.4|101.2 -3.7 97.5 39.0 0.72| 6.5 4.7 3000 4 19 325 14| 2.7 0.0 2.7|101.9 -3.7 98.1 32.7 0.68| 5.9 4.0 4000 10 17 328 12| 2.1 0.0 2.1|103.0 -3.7 99.3 24.8 0.63| 4.9 3.1 5000 15 16 331 10| 1.6 0.0 1.6|103.3 -3.7 99.6 19.9 0.62| 4.3 2.7 6000 22 15 335 8| 1.6 0.0 1.6|103.6 -4.1 99.5 16.6 0.54| 4.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251007.12.gif