UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U5403... Searching the city database file for: U5403 ... Date:0000Z 18 APR 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 1004 45 -2.7 -11.7 50 9.0 -5.3 310 1 270.1 270.4 267.7 274.5 1.55 1 1000 77 -3.9 -13.9 46 10.0 -6.5 315 1 269.2 269.5 266.6 272.9 1.30 2 984 202 -5.7 -14.7 49 9.0 -7.9 325 2 268.7 268.9 266.1 272.1 1.24 3 952 457 -5.5 -12.5 58 7.0 -7.4 347 4 271.4 271.7 268.5 275.7 1.53 4 925 678 -7.3 -14.3 57 7.0 -9.1 5 5 271.8 272.1 268.5 275.7 1.36 5 851 1328 -14.1 -18.7 68 4.6 -15.0 350 7 271.3 271.5 267.5 274.2 1.03 6 850 1337 -14.1 -18.7 68 4.6 -15.0 350 7 271.4 271.5 267.5 274.3 1.03 7 830 1517 -12.7 -17.2 69 4.5 -13.7 352 7 274.7 274.9 270.0 278.1 1.19 8 821 1600 -12.7 -17.6 67 4.9 -13.8 354 7 275.6 275.8 270.5 278.9 1.17 9 700 2796 -19.5 -29.5 41 10.0 -20.9 10 7 280.9 281.0 272.5 282.4 0.47 10 692 2881 -20.3 -31.3 37 11.0 -21.7 7 7 280.9 281.0 272.4 282.2 0.40 11 663 3199 -19.7 -34.7 25 15.0 -21.6 358 7 285.1 285.1 274.6 286.0 0.30 12 626 3624 -22.3 -39.3 20 17.0 -24.1 345 6 286.8 286.8 275.3 287.5 0.20 13 571 4295 -26.5 -35.5 42 9.0 -27.5 325 6 289.5 289.6 276.9 290.6 0.33 14 563 4397 -27.3 -35.3 47 8.0 -28.2 321 6 289.8 289.8 277.1 290.8 0.34 15 500 5240 -34.3 -41.3 49 7.0 -34.8 295 5 291.2 291.3 277.6 291.9 0.21 16 400 6770 -45.1 -52.1 45 7.0 -45.3 185 11 296.4 296.4 279.8 296.7 0.08 17 399 6787 -45.7 -52.7 45 7.0 -45.9 186 11 295.8 295.8 279.6 296.1 0.07 18 363 7412 -48.7 -56.7 39 8.0 -48.9 213 16 299.9 299.9 281.4 300.1 0.05 19 330 8037 -50.1 -60.1 30 10.0 -50.3 240 21 306.3 306.3 284.0 306.4 0.04 20 320 8238 -50.1 -60.1 30 10.0 -50.3 225 25 309.0 309.0 285.0 309.1 0.04 21 300 8660 -49.3 -61.3 23 12.0 -49.6 195 33 315.9 315.9 287.4 316.0 0.03 22 257 9685 -45.5 -62.5 13 17.0 -46.0 237 23 335.8 335.8 293.3 335.9 0.03 23 250 9870 -45.5 -63.5 11 18.0 -46.1 245 21 338.4 338.4 294.0 338.5 0.03 24 200 11360 -44.5 -68.5 5 24.0 -45.3 245 23 362.3 362.3 299.2 362.4 0.02 25 177 12175 -43.3 -68.3 5 25.0 -44.3 253 20 377.2 377.2 301.8 377.3 0.02 26 150 13280 -44.5 -70.5 4 26.0 -45.6 265 15 393.4 393.4 304.3 393.5 0.02 27 100 15960 -50.9 -75.9 4 25.0 -51.7 255 11 429.4 429.4 308.8 429.4 0.01 28 70 18280 -52.3 -77.3 3 25.0 -53.3 285 13 472.5 472.5 312.8 472.6 0.01 29 62 19057 -54.3 -78.3 4 24.0 -55.2 285 11 484.8 484.8 313.8 484.8 0.01 30 54 19944 -51.7 -76.7 3 25.0 -53.0 285 8 510.3 510.3 315.7 510.4 0.02 31 50 20440 -52.9 -76.9 4 24.0 -54.1 285 7 518.8 518.8 316.2 518.9 0.02 32 39 22038 -55.3 -79.3 4 24.0 -56.5 295 10 551.0 551.0 318.2 551.1 0.02 33 30 23720 -54.1 -78.1 4 24.0 -55.8 305 13 597.2 597.2 320.5 597.4 0.03 34 26 24636 -54.5 -78.5 4 24.0 -56.3 300 16 621.0 621.0 321.5 621.2 0.03 35 20 26330 -50.5 -75.5 4 25.0 -53.7 290 21 681.6 681.6 323.9 682.2 0.07 36 15 28220 -47.7 -73.7 3 26.0 -52.6 234 19 749.4 749.4 326.0 750.4 0.12 37 13 29162 -49.5 -74.5 4 25.0 -54.2 206 19 774.4 774.5 326.6 775.6 0.12 38 12 29689 -47.5 -73.5 3 26.0 -53.2 191 18 799.4 799.5 327.3 801.0 0.15 39 10 30900 -45.5 -71.5 4 26.0 -52.7 155 17 849.7 849.8 328.4 852.3 0.25 40 9.4 31311 -46.9 -72.9 4 26.0 -53.7 859.6 859.7 328.7 861.8 0.21 41 8.0 32390 -42.5 -69.5 4 27.0 -52.0 917.6 917.9 329.8 922.3 0.41 TRP 330 8037 -50.1 -60.1 30 10.0 -50.3 240 21 306.3 306.3 284.0 306.4 0.04 WND Sounding variables and indices 1000-500 mb thick: 5163.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 47.11 % Est. max temperature: -1.53 C = 29.25 F Sfc-Lift cond lev (LCL): 871.00 mb = 1146.86 m = 3762.62 ft T: -12.21 C 700-500 lapse rate: 6.06 C/km ThetaE index: 2.30 C Layer 1000.0- 952.0 mb Conv cond level (CCL): 744.90 mb = 2329.72 m = 7643.33 ft Mean mixing ratio: 1.37 g/kg Conv temperature: 5.99 C = 42.78 F Cap Strength: 13.43 C Lifted Index: 13.96 C Risk: None Lifted Index @300 mb: 29.31 C Lifted Index @700 mb: 7.37 C Showalter Index: 14.14 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 20.20 C Cross Totals Index: 15.60 C K Index: -8.50 Risk: None Sweat Index: 19.00 Risk: None Energy Index: 3.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.80 J/kg Max Up Vert Vel: 5.44 m/s Conv Inhibition (B-): 74615.33 J/kg Cap Strength: 13.94 C Lift Cond Lev (LCL): 842.79 mb = 1401.53 m = 4598.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 10 at 5 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 1004 45 310 1 0.8 -0.6 | 202 4 1.6 3.8 1 1000 77 315 1 0.7 -0.7 | 202 4 1.5 3.7 2 925 678 5 5 -0.4 -5.0 | 326 1 0.4 -0.5 3 850 1337 350 7 1.2 -6.9 | 321 3 2.0 -2.5 4 700 2796 10 7 -1.2 -6.9 | 10 2 -0.4 -2.5 5 500 5240 295 5 4.5 -2.1 | 247 6 5.3 2.3 6 400 6770 185 11 1.0 11.0 | 187 15 1.8 15.4 7 330 8037 240 21 18.2 10.5 | 232 24 19.0 14.9 8 300 8660 195 33 8.5 31.9 | 194 37 9.3 36.3 9 250 9870 245 21 19.0 8.9 | 236 24 19.8 13.3 10 200 11360 245 23 20.8 9.7 | 237 26 21.6 14.2 11 150 13280 265 15 14.9 1.3 | 250 17 15.7 5.7 12 100 15960 255 11 10.6 2.8 | 238 14 11.4 7.3 13 70 18280 285 13 12.6 -3.4 | 265 13 13.4 1.1 14 50 20440 285 7 6.8 -1.8 | 251 8 7.6 2.6 15 30 23720 305 13 10.6 -7.5 | 285 12 11.5 -3.0 16 20 26330 290 21 19.7 -7.2 | 278 21 20.5 -2.8 17 10 30900 155 17 -7.2 15.4 | 162 21 -6.4 19.8 Wind Parameters Mean winds (0-6000m): 340.3 at 6.0 knts Storm direction: 10.3 at 4.5 knts Shear (0-3000m) pos: 1.0 neg: 0.2 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 144.9 deg Storm rel helicity (0-3000m) pos: 3.5 neg: -0.7 tot: 2.8 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 1.8 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.81 Bulk Shear: 1.68 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 ------------------------------------------------------------------------------- 500 346 2 215 2| 3.6 0.0 3.6| 1.7 0.0 1.7 3.3 0.63| 3.8 2.4 1000 359 4 237 1| 2.8 0.0 2.8| 1.9 -0.0 1.9 1.9 0.55| 3.2 1.8 1500 355 5 287 1| 1.9 0.3 2.2| 2.2 -0.2 2.0 1.3 0.46| 2.6 1.2 2000 356 5 307 2| 1.5 0.3 1.7| 2.7 -0.2 2.6 1.3 0.50| 2.2 1.1 2500 358 6 320 2| 1.2 0.2 1.4| 3.3 -0.2 3.1 1.3 0.54| 1.9 1.0 3000 359 6 330 2| 1.0 0.2 1.2| 3.5 -0.7 2.8 0.9 0.43| 1.8 0.8 4000 357 6 324 2| 0.8 0.5 1.3| 3.5 -3.2 0.4 0.1 0.10| 1.8 0.2 5000 351 6 310 2| 0.6 0.7 1.3| 3.5 -6.3 -2.7 -0.5 -0.07| 1.8 -0.1 6000 340 6 293 3| 0.5 1.1 1.6| 3.5 -17.4 -13.9 -2.3 -0.23| 2.2 -0.5 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20250418.00.gif