UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:0000Z 28 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1012 59 -5.1 -6.5 90 1.4 -5.5 0 0 267.1 267.5 267.0 273.4 2.32 1 1000 153 -0.7 -4.8 74 4.1 -2.1 75 1 272.5 272.9 271.0 279.8 2.67 2 998 169 -0.7 -5.0 73 4.3 -2.2 76 1 272.6 273.0 271.0 279.8 2.64 3 979 323 0.6 -6.4 59 7.0 -1.9 80 3 275.4 275.8 272.4 282.1 2.41 4 942 632 -0.5 -11.5 43 11.0 -3.9 90 7 277.3 277.6 272.4 282.1 1.68 5 925 777 -1.5 -13.5 39 12.0 -5.0 95 9 277.8 278.0 272.3 282.0 1.46 6 886 1119 -2.9 -17.9 30 15.0 -6.8 67 8 279.8 279.9 272.8 282.9 1.05 7 853 1420 -2.3 -22.3 20 20.0 -7.1 42 7 283.5 283.6 274.4 285.7 0.75 8 850 1448 -2.3 -22.3 20 20.0 -7.2 40 7 283.7 283.9 274.6 286.0 0.75 9 798 1947 -4.1 -26.1 16 22.0 -8.9 22 14 287.0 287.1 276.0 288.8 0.57 10 714 2822 -4.7 -35.7 7 31.0 -10.4 351 27 295.6 295.6 279.7 296.5 0.25 11 707 2900 -4.9 -35.9 7 31.0 -10.6 348 28 296.2 296.3 280.0 297.1 0.25 12 700 2978 -5.5 -35.5 7 30.0 -11.0 345 29 296.4 296.4 280.1 297.3 0.27 13 552 4803 -16.5 -25.5 46 9.0 -18.4 334 37 304.2 304.4 284.2 307.1 0.87 14 508 5423 -20.5 -29.5 44 9.0 -22.1 331 39 306.6 306.8 284.9 308.9 0.65 15 500 5540 -21.5 -30.5 44 9.0 -23.0 330 40 306.8 306.9 284.9 308.9 0.60 16 408 7001 -32.3 -42.3 36 10.0 -33.2 325 45 311.2 311.3 286.1 312.1 0.23 17 400 7140 -33.5 -43.5 36 10.0 -34.3 325 46 311.4 311.5 286.1 312.2 0.20 18 301 9068 -49.5 -58.5 34 9.0 -49.7 335 60 315.3 315.3 287.2 315.4 0.05 19 300 9090 -49.7 -58.7 34 9.0 -49.9 335 58 315.3 315.3 287.2 315.5 0.05 20 287 9378 -51.7 -60.7 33 9.0 -51.9 336 57 316.5 316.5 287.6 316.6 0.04 21 255 10135 -56.9 -64.9 36 8.0 -57.0 339 53 319.7 319.7 288.6 319.8 0.02 22 250 10260 -57.1 -65.1 36 8.0 -57.2 340 52 321.2 321.2 289.1 321.3 0.02 23 243 10440 -57.3 -66.3 31 9.0 -57.4 336 50 323.5 323.5 289.9 323.6 0.02 24 223 10979 -61.3 -69.3 34 8.0 -61.4 325 42 325.4 325.4 290.4 325.5 0.02 25 205 11505 -59.7 -68.7 30 9.0 -59.8 321 48 335.8 335.8 293.3 335.9 0.02 26 200 11660 -57.7 -66.7 31 9.0 -57.8 320 50 341.4 341.4 294.7 341.5 0.02 27 179 12366 -50.7 -60.7 30 10.0 -51.1 318 45 363.8 363.9 299.5 364.1 0.06 28 150 13510 -50.5 -62.5 23 12.0 -51.0 315 36 383.1 383.1 302.8 383.3 0.06 29 106 15755 -54.1 -69.1 14 15.0 -54.6 324 25 416.2 416.2 307.3 416.4 0.03 30 100 16130 -52.9 -67.9 15 15.0 -53.5 325 23 425.5 425.5 308.4 425.7 0.04 31 95 16462 -51.3 -67.3 13 16.0 -52.0 323 23 434.9 435.0 309.4 435.2 0.05 32 75 17987 -53.9 -70.9 11 17.0 -54.6 313 23 459.9 459.9 311.8 460.1 0.04 33 70 18430 -53.1 -70.1 11 17.0 -53.9 310 23 470.8 470.8 312.7 471.0 0.04 34 50 20600 -52.7 -71.7 8 19.0 -53.9 340 15 519.3 519.3 316.3 519.6 0.05 35 47 21000 -50.7 -69.7 9 19.0 -52.2 345 14 533.4 533.4 317.2 533.8 0.07 36 30 23910 -51.9 -72.9 6 21.0 -53.9 25 3 603.2 603.2 320.7 603.6 0.07 37 25 25094 -51.3 -73.3 6 22.0 -53.8 18 6 637.2 637.2 322.2 637.8 0.08 38 22 25931 -48.1 -70.1 6 22.0 -51.7 14 8 670.4 670.5 323.4 671.6 0.14 39 20 26560 -48.1 -71.1 5 23.0 -52.0 10 9 688.9 689.0 324.1 690.1 0.13 40 16 28037 -47.5 -70.5 5 23.0 -52.2 36 10 736.3 736.4 325.6 737.9 0.18 41 10 31200 -40.1 -67.1 4 27.0 -49.8 90 13 869.9 870.1 328.9 874.9 0.46 42 9.6 31479 -39.7 -66.7 4 27.0 -49.8 881.6 881.9 329.2 887.2 0.51 TRP 223 10979 -61.3 -69.3 34 8.0 -61.4 325 42 325.4 325.4 290.4 325.5 0.02 WND 301 9068 -49.5 -58.5 34 9.0 -49.7 335 60 315.3 315.3 287.2 315.4 0.05 Sounding variables and indices 1000-500 mb thick: 5387.00 m Freezing level: Surface below freezing Freezing level: 987.77 mb = 251.90 m = 826.43 ft Freezing level: 958.82 mb = 491.33 m = 1611.97 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 29.71 % Est. max temperature: 10.24 C = 50.44 F Sfc-Lift cond lev (LCL): 989.67 mb = 236.13 m = 774.70 ft T: -0.13 C 700-500 lapse rate: 6.25 C/km ThetaE index: 0.18 C Layer 925.0- 886.0 mb Conv cond level (CCL): 563.56 mb = 4643.59 m = 15234.69 ft Mean mixing ratio: 2.02 g/kg Conv temperature: 31.41 C = 88.53 F Cap Strength: 21.43 C Lifted Index: 21.43 C Risk: None Lifted Index @300 mb: 24.17 C Lifted Index @700 mb: 16.25 C Showalter Index: 17.74 C Risk: None Total Totals Index: 18.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: -0.80 C K Index: -33.10 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 4.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.04 J/kg Max Up Vert Vel: 7.75 m/s Conv Inhibition (B-): 69360.28 J/kg Cap Strength: 21.45 C Lift Cond Lev (LCL): 844.81 mb = 1496.43 m = 4909.50 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 12 at 18 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 1012 59 0 0 -0.0 -0.0 | 192 18 3.8 18.0 1 1000 153 75 1 -1.0 -0.3 | 189 18 2.8 17.7 2 925 777 95 9 -9.0 0.8 | 164 19 -5.2 18.8 3 850 1448 40 7 -4.5 -5.4 | 177 13 -0.7 12.6 4 700 2978 345 29 7.5 -28.0 | 312 15 11.3 -10.0 5 500 5540 330 40 20.0 -34.6 | 305 29 23.8 -16.6 6 400 7140 325 46 26.4 -37.7 | 303 36 30.1 -19.7 7 301 9068 335 60 25.4 -54.4 | 321 47 29.1 -36.4 8 300 9090 335 58 24.5 -52.6 | 321 45 28.3 -34.6 9 250 10260 340 52 17.8 -48.9 | 325 38 21.5 -30.9 10 223 10979 325 42 24.1 -34.4 | 301 32 27.8 -16.4 11 200 11660 320 50 32.1 -38.3 | 300 41 35.9 -20.3 12 150 13510 315 36 25.5 -25.5 | 284 30 29.2 -7.5 13 100 16130 325 23 13.2 -18.8 | 273 17 16.9 -0.8 14 70 18430 310 23 17.6 -14.8 | 261 22 21.4 3.2 15 50 20600 340 15 5.1 -14.1 | 246 10 8.9 3.9 16 30 23910 25 3 -1.3 -2.7 | 189 15 2.5 15.3 17 20 26560 10 9 -1.6 -8.9 | 194 9 2.2 9.1 18 10 31200 90 13 -13.0 0.0 | 153 20 -9.2 18.0 Wind Parameters Mean winds (0-6000m): 341.8 at 24.5 knts Storm direction: 11.8 at 18.4 knts Shear (0-3000m) pos: 1.1 neg: 5.4 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 119.8 deg Storm rel helicity (0-3000m) pos: 11.3 neg: -53.6 tot: -42.3 m^2/s^2 ave: -14.1 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 8.0 stream: -1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 85.38 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 86 3 182 18| 6.4 0.0 6.4| 0.0 -28.4 -28.4 -56.8 -0.97| 6.5 -6.2 1000 89 6 174 18| 3.2 1.4 4.6| 1.6 -41.0 -39.4 -39.4 -0.67| 6.4 -4.3 1500 76 6 172 17| 2.1 2.3 4.5| 11.2 -43.0 -31.8 -21.2 -0.34| 6.3 -2.2 2000 55 8 169 14| 1.6 3.8 5.4| 11.2 -46.8 -35.6 -17.8 -0.31| 6.8 -2.1 2500 31 10 171 9| 1.3 4.9 6.1| 11.3 -47.2 -36.0 -14.4 -0.16| 7.6 -1.2 3000 9 13 197 6| 1.1 5.4 6.4| 11.3 -53.6 -42.3 -14.1 -0.17| 8.0 -1.4 4000 355 17 262 5| 0.8 4.7 5.4| 11.3 -56.4 -45.2 -11.3 -0.16| 6.7 -1.1 5000 347 21 288 9| 0.6 4.2 4.9| 11.3 -64.4 -53.2 -10.6 -0.17| 5.9 -1.0 6000 342 25 295 13| 0.5 3.9 4.4| 11.3 -72.6 -61.3 -10.2 -0.17| 5.4 -0.9 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250428.00.gif