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 U3802... Searching the city database file for: U3802 ... Date:0000Z 18 APR 25 Station: U3802 WMO ident: 23802 Latitude: 61.68 Longitude: 50.78 ------------------------------------------------------------------------------- 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 1005 122 1.8 -4.2 64 6.0 -0.4 160 1 274.6 275.0 272.4 282.2 2.78 1 1000 162 1.6 -5.4 60 7.0 -1.0 160 3 274.8 275.2 272.2 281.8 2.55 2 933 718 1.8 -6.2 55 8.0 -1.2 209 7 280.5 280.9 275.5 287.8 2.57 3 925 787 1.4 -6.6 55 8.0 -1.6 215 7 280.7 281.2 275.6 287.9 2.52 4 850 1463 -2.7 -8.7 63 6.0 -4.8 280 15 283.3 283.7 276.7 290.0 2.33 5 780 2141 -5.3 -8.9 76 3.6 -6.5 295 27 287.6 288.0 279.0 294.9 2.50 6 754 2408 -4.5 -6.7 85 2.2 -5.4 302 32 291.2 291.8 281.4 300.3 3.07 7 700 2990 -7.3 -10.0 81 2.7 -8.2 315 42 294.4 294.9 282.2 302.1 2.55 8 606 4099 -14.5 -17.3 79 2.8 -15.3 321 44 298.5 298.8 282.8 303.6 1.62 9 500 5530 -24.1 -28.1 69 4.0 -24.8 330 46 303.7 303.8 283.8 306.2 0.76 10 432 6580 -31.5 -35.0 71 3.5 -31.9 330 56 307.2 307.3 284.8 308.8 0.45 11 400 7120 -35.9 -39.6 69 3.7 -36.2 330 62 308.3 308.4 285.1 309.4 0.31 12 300 9050 -52.5 -56.9 59 4.4 -52.6 340 69 311.3 311.4 285.9 311.6 0.06 13 286 9355 -55.7 -59.8 60 4.1 -55.8 344 74 311.1 311.1 285.8 311.2 0.04 14 263 9882 -58.0 -62.4 57 4.4 -58.0 350 83 315.2 315.2 287.2 315.4 0.03 15 262 9906 -58.1 -62.5 57 4.4 -58.2 350 81 315.4 315.4 287.3 315.6 0.03 16 250 10200 -57.9 -62.3 57 4.4 -58.0 345 79 320.0 320.0 288.8 320.1 0.04 17 231 10696 -59.3 -63.6 57 4.3 -59.3 340 71 325.2 325.2 290.3 325.3 0.03 18 213 11209 -54.9 -59.3 58 4.4 -55.0 334 62 339.7 339.7 294.3 339.9 0.06 19 201 11578 -56.5 -60.7 59 4.2 -56.6 330 57 342.8 342.8 295.0 343.0 0.05 20 200 11610 -56.3 -60.5 59 4.2 -56.4 330 56 343.6 343.6 295.3 343.8 0.06 21 187 12040 -53.5 -58.1 57 4.6 -53.7 331 56 354.8 354.8 297.7 355.1 0.08 22 150 13460 -53.9 -58.9 54 5.0 -54.1 335 54 377.2 377.2 301.9 377.6 0.09 23 100 16070 -53.3 -60.3 42 7.0 -53.7 335 38 424.7 424.8 308.3 425.3 0.11 24 70 18370 -52.7 -60.7 37 8.0 -53.3 335 29 471.6 471.7 312.8 472.5 0.15 25 50 20540 -52.9 -61.9 33 9.0 -53.8 340 29 518.8 518.9 316.3 520.0 0.18 26 43 21515 -52.5 -62.5 29 10.0 -53.6 340 27 542.7 542.7 317.8 544.0 0.20 27 38 22311 -54.7 -64.7 28 10.0 -55.6 340 26 556.6 556.6 318.5 557.8 0.17 28 30 23830 -53.3 -63.3 29 10.0 -54.6 340 23 599.3 599.4 320.7 601.2 0.26 29 29 24049 -52.7 -62.7 29 10.0 -54.2 340 24 606.8 606.9 321.0 609.0 0.29 30 21 26119 -55.9 -65.9 28 10.0 -57.3 340 34 655.9 656.0 323.0 658.0 0.26 31 20 26430 -55.5 -65.5 28 10.0 -57.0 340 35 666.3 666.4 323.4 668.7 0.29 32 11 30250 -54.5 -65.5 25 11.0 -57.2 794.2 794.4 327.2 799.3 0.52 TRP 262 9906 -58.1 -62.5 57 4.4 -58.2 350 81 315.4 315.4 287.3 315.6 0.03 WND 263 9882 -58.0 -62.4 57 4.4 -58.0 350 83 315.2 315.2 287.2 315.4 0.03 Sounding variables and indices 1000-500 mb thick: 5368.00 m Freezing level: 899.39 mb = 1017.83 m = 3339.29 ft Wetbulb zero: Below ground Precipitable water: 0.48 inches Sfc-500 mean rel hum: 72.30 % Est. max temperature: 10.39 C = 50.71 F Sfc-Lift cond lev (LCL): 915.45 mb = 869.94 m = 2854.10 ft T: 0.90 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.41 C Layer 1000.0- 933.0 mb Conv cond level (CCL): 650.80 mb = 3550.49 m = 11648.44 ft Mean mixing ratio: 2.55 g/kg Conv temperature: 23.76 C = 74.77 F Cap Strength: 12.93 C Lifted Index: 15.46 C Risk: None Lifted Index @300 mb: 18.26 C Lifted Index @700 mb: 11.31 C Showalter Index: 12.09 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 21.40 C Cross Totals Index: 15.40 C K Index: 10.00 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.26 J/kg Max Up Vert Vel: 6.67 m/s Conv Inhibition (B-): 61022.83 J/kg Cap Strength: 15.29 C Lift Cond Lev (LCL): 847.43 mb = 1486.93 m = 4878.31 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 348 at 25 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 1005 122 160 1 -0.3 0.9 | 168 26 -5.5 25.0 1 1000 162 160 3 -1.0 2.8 | 167 28 -6.2 26.9 2 925 787 215 7 4.0 5.7 | 178 30 -1.2 29.8 3 850 1463 280 15 14.8 -2.6 | 204 24 9.6 21.5 4 700 2990 315 42 29.7 -29.7 | 283 25 24.5 -5.6 5 500 5530 330 46 23.0 -39.8 | 312 24 17.8 -15.8 6 400 7120 330 62 31.0 -53.7 | 319 39 25.8 -29.6 7 300 9050 340 69 23.6 -64.8 | 336 45 18.4 -40.8 8 263 9882 350 83 14.4 -81.7 | 351 58 9.2 -57.7 9 262 9906 350 81 14.1 -79.8 | 351 56 8.9 -55.7 10 250 10200 345 79 20.4 -76.3 | 344 54 15.3 -52.2 11 200 11610 330 56 28.0 -48.5 | 317 33 22.8 -24.4 12 150 13460 335 54 22.8 -48.9 | 325 30 17.6 -24.9 13 100 16070 335 38 16.1 -34.4 | 314 15 10.9 -10.4 14 70 18370 335 29 12.3 -26.3 | 287 7 7.1 -2.2 15 50 20540 340 29 9.9 -27.3 | 304 6 4.7 -3.2 16 30 23830 340 23 7.9 -21.6 | 227 4 2.7 2.5 17 20 26430 340 35 12.0 -32.9 | 322 11 6.8 -8.8 Wind Parameters Mean winds (0-6000m): 317.8 at 32.8 knts Storm direction: 347.8 at 24.6 knts Shear (0-3000m) pos: 7.4 neg: 0.0 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 116.8 deg Storm rel helicity (0-3000m) pos: 338.4 neg: -0.0 tot: 338.4 m^2/s^2 ave: 112.8 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 8.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.13 Bulk Shear: 169.68 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 ------------------------------------------------------------------------------- 500 186 4 170 29| 5.4 0.0 5.4| 25.5 -0.0 25.4 50.9 0.53| 6.4 3.4 1000 216 6 177 29| 5.6 0.0 5.6| 89.7 -0.0 89.6 89.6 0.79| 7.5 5.9 1500 251 9 187 27| 6.3 0.0 6.3|154.2 -0.0 154.2 102.8 0.81| 8.9 7.2 2000 272 12 196 25| 7.0 0.0 7.0|214.3 -0.0 214.3 107.2 0.86| 9.2 8.0 2500 287 16 207 22| 7.5 0.0 7.5|280.0 -0.0 280.0 112.0 0.90| 9.6 8.6 3000 299 20 220 19| 7.4 0.0 7.4|338.4 -0.0 338.4 112.8 0.91| 9.6 8.7 4000 308 26 241 17| 5.8 0.0 5.8|368.6 -0.0 368.6 92.1 0.92| 7.8 7.1 5000 313 30 257 17| 4.8 0.0 4.8|399.3 -0.0 399.3 79.9 0.92| 6.7 6.2 6000 318 33 271 17| 4.1 0.4 4.5|423.9 -0.0 423.9 70.7 0.87| 6.3 5.5 Wrote GIF file: /home/apache/climate/data/raob//U3802/skewt/U3802.skewt.20250418.00.gif