UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U5403... Searching the city database file for: U5403 ... Date:1200Z 19 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 1006 43 -4.7 -7.8 79 3.1 -5.7 260 3 268.0 268.3 267.1 273.7 2.11 1 1000 90 -4.7 -7.3 82 2.6 -5.5 285 7 268.5 268.8 267.6 274.4 2.20 2 925 697 -9.5 -12.2 81 2.7 -10.2 350 21 269.6 269.9 267.4 274.1 1.62 3 879 1085 -12.9 -15.8 79 2.9 -13.6 335 21 270.0 270.2 267.1 273.6 1.27 4 850 1339 -13.7 -16.7 78 3.0 -14.3 325 21 271.8 272.0 268.2 275.2 1.22 5 802 1780 -17.5 -20.3 79 2.8 -18.0 329 21 272.3 272.5 268.0 275.0 0.95 6 700 2796 -20.9 -24.2 75 3.3 -21.4 340 21 279.3 279.5 272.1 281.6 0.77 7 686 2945 -21.1 -24.3 75 3.2 -21.6 336 21 280.7 280.9 272.9 283.1 0.78 8 668 3139 -25.5 -29.2 71 3.7 -25.9 331 21 277.9 278.0 270.8 279.5 0.51 9 660 3226 -27.5 -31.2 71 3.7 -27.9 329 21 276.6 276.7 269.9 278.0 0.43 10 612 3767 -29.1 -32.9 70 3.8 -29.5 314 21 280.8 280.9 272.3 282.1 0.39 11 579 4159 -33.3 -37.0 69 3.7 -33.6 303 21 280.4 280.5 271.9 281.3 0.28 12 500 5180 -37.1 -40.5 71 3.4 -37.3 275 21 287.8 287.8 275.9 288.5 0.22 13 490 5319 -37.9 -41.4 70 3.5 -38.1 273 22 288.5 288.5 276.2 289.2 0.21 14 481 5446 -40.3 -44.0 68 3.7 -40.5 272 23 287.1 287.1 275.4 287.6 0.16 15 438 6078 -43.3 -47.0 67 3.7 -43.5 263 28 291.1 291.1 277.4 291.5 0.13 16 434 6139 -45.5 -49.0 68 3.5 -45.6 262 29 289.0 289.0 276.3 289.4 0.10 17 409 6533 -46.1 -49.5 68 3.4 -46.2 257 32 293.2 293.2 278.4 293.6 0.10 18 400 6680 -47.5 -51.3 65 3.8 -47.6 255 33 293.3 293.3 278.4 293.6 0.08 19 333 7877 -53.3 -57.9 57 4.6 -53.4 260 31 301.1 301.1 281.8 301.3 0.05 20 330 7936 -53.5 -58.1 57 4.6 -53.6 261 31 301.6 301.6 282.1 301.8 0.05 21 300 8550 -53.1 -58.1 54 5.0 -53.2 270 27 310.5 310.5 285.6 310.7 0.05 22 250 9740 -50.7 -57.7 43 7.0 -50.9 285 15 330.7 330.7 292.0 330.9 0.06 23 217 10665 -48.9 -58.9 30 10.0 -49.3 320 12 347.1 347.2 296.1 347.4 0.06 24 200 11200 -49.5 -60.5 26 11.0 -49.9 340 11 354.4 354.4 297.6 354.6 0.06 25 190 11537 -49.1 -62.1 21 13.0 -49.6 335 10 360.3 360.3 298.8 360.5 0.05 26 150 13080 -52.5 -68.5 13 16.0 -52.9 310 5 379.6 379.6 302.2 379.7 0.03 27 140 13526 -52.9 -68.9 13 16.0 -53.4 319 4 386.5 386.5 303.3 386.6 0.03 28 100 15700 -52.5 -70.5 10 18.0 -53.1 360 0 426.3 426.3 308.4 426.4 0.03 29 70 17990 -54.9 -72.9 9 18.0 -55.6 60 5 466.9 466.9 312.4 467.1 0.03 30 62 18764 -55.7 -73.7 9 18.0 -56.4 123 6 481.7 481.7 313.6 481.8 0.03 31 50 20140 -53.5 -72.5 8 19.0 -54.6 235 7 517.4 517.4 316.1 517.7 0.04 32 47 20539 -52.3 -71.3 8 19.0 -53.6 529.5 529.5 316.9 529.9 0.05 TRP 333 7877 -53.3 -57.9 57 4.6 -53.4 260 31 301.1 301.1 281.8 301.3 0.05 WND Sounding variables and indices 1000-500 mb thick: 5090.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 74.72 % Est. max temperature: -1.26 C = 29.73 F Sfc-Lift cond lev (LCL): 957.81 mb = 425.59 m = 1396.29 ft T: -7.35 C 700-500 lapse rate: 6.80 C/km ThetaE index: 0.84 C Layer 925.0- 850.0 mb Conv cond level (CCL): 907.57 mb = 841.88 m = 2762.03 ft Mean mixing ratio: 1.85 g/kg Conv temperature: -2.93 C = 26.73 F Cap Strength: 7.30 C Lifted Index: 11.43 C Risk: None Lifted Index @300 mb: 25.75 C Lifted Index @700 mb: 6.21 C Showalter Index: 10.58 C Risk: None Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 23.40 C Cross Totals Index: 20.40 C K Index: 3.40 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 2.75 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.56 J/kg Max Up Vert Vel: 2.67 m/s Conv Inhibition (B-): 34324.53 J/kg Cap Strength: 10.92 C Lift Cond Lev (LCL): 916.62 mb = 766.35 m = 2514.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 16 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 1006 43 260 3 3.0 0.5 | 173 15 -1.8 15.3 1 1000 90 285 7 6.8 -1.8 | 189 13 2.0 13.0 2 925 697 350 21 3.6 -20.7 | 11 6 -1.2 -5.9 3 850 1339 325 21 12.0 -17.2 | 288 8 7.2 -2.4 4 700 2796 340 21 7.2 -19.7 | 334 5 2.4 -4.9 5 500 5180 275 21 20.9 -1.8 | 231 21 16.1 13.0 6 400 6680 255 33 31.9 8.5 | 229 36 27.1 23.3 7 333 7877 260 31 30.5 5.4 | 232 33 25.7 20.2 8 300 8550 270 27 27.0 -0.0 | 236 27 22.2 14.8 9 250 9740 285 15 14.5 -3.9 | 222 15 9.7 10.9 10 200 11200 340 11 3.8 -10.3 | 167 5 -1.0 4.5 11 150 13080 310 5 3.8 -3.2 | 175 12 -1.0 11.6 12 100 15700 360 0 -0.0 -0.0 | 162 16 -4.8 14.8 13 70 17990 60 5 -4.3 -2.5 | 143 15 -9.1 12.3 14 50 20140 235 7 5.7 4.0 | 183 19 0.9 18.8 Wind Parameters Mean winds (0-6000m): 312.0 at 20.7 knts Storm direction: 342.0 at 15.5 knts Shear (0-3000m) pos: 3.7 neg: 0.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 137.3 deg Storm rel helicity (0-3000m) pos: 47.8 neg: -15.9 tot: 31.9 m^2/s^2 ave: 10.6 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 11.57 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 ------------------------------------------------------------------------------- 500 318 12 205 7| 17.3 0.0 17.3| 35.2 0.0 35.2 70.4 0.76| 20.0 15.3 1000 338 16 275 1| 10.6 0.0 10.6| 39.8 -6.2 33.7 33.7 0.53| 15.5 8.2 1500 335 18 293 3| 7.0 1.2 8.2| 41.1 -12.6 28.4 19.0 0.37| 12.0 4.4 2000 333 19 296 4| 5.4 0.9 6.3| 44.0 -12.6 31.4 15.7 0.39| 9.5 3.7 2500 333 19 301 4| 4.5 0.7 5.2| 46.7 -12.6 34.1 13.7 0.42| 8.0 3.4 3000 334 19 306 4| 3.7 0.9 4.6| 47.8 -15.9 31.9 10.6 0.35| 7.2 2.5 4000 330 20 296 6| 2.8 1.9 4.7| 47.8 -33.8 14.1 3.5 0.14| 6.7 0.9 5000 323 20 279 7| 2.2 2.4 4.7| 47.8 -62.9 -15.1 -3.0 0.01| 6.4 0.0 6000 312 21 265 11| 1.9 2.8 4.7| 50.0 -69.4 -19.4 -3.2 -0.01| 6.1 -0.0 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251019.12.gif