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 U3330... Searching the city database file for: U3330 ... Date:0000Z 18 APR 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 1017 16 -12.3 -18.3 61 6.0 -13.4 315 7 259.6 259.7 258.7 262.0 0.89 1 1000 145 -11.1 -17.1 61 6.0 -12.3 325 13 262.0 262.2 260.8 264.8 1.00 2 984 269 -9.1 -16.1 57 7.0 -10.6 327 13 265.3 265.4 263.4 268.3 1.10 3 929 713 -10.9 -19.9 47 9.0 -12.7 334 11 267.8 268.0 264.8 270.2 0.85 4 925 746 -11.1 -20.1 47 9.0 -12.9 335 11 268.0 268.1 264.8 270.3 0.84 5 850 1388 -15.7 -28.7 32 13.0 -17.6 345 15 269.7 269.8 265.3 270.9 0.42 6 784 1992 -19.7 -29.7 41 10.0 -21.0 343 18 271.7 271.8 266.7 273.0 0.42 7 700 2830 -21.7 -40.7 16 19.0 -23.4 340 23 278.5 278.5 270.5 279.0 0.16 8 693 2904 -21.7 -41.7 15 20.0 -23.5 341 23 279.3 279.3 270.9 279.7 0.14 9 636 3529 -27.7 -38.7 34 11.0 -28.6 346 24 279.4 279.4 271.2 280.0 0.21 10 604 3899 -29.3 -43.3 25 14.0 -30.3 349 24 281.7 281.7 272.4 282.1 0.14 11 516 5004 -37.9 -56.9 12 19.0 -38.5 358 25 284.3 284.3 273.6 284.4 0.03 12 500 5220 -39.3 -57.3 13 18.0 -39.8 360 25 285.1 285.1 274.1 285.2 0.03 13 432 6197 -47.7 -63.7 14 16.0 -48.0 360 34 286.6 286.6 274.9 286.7 0.02 14 400 6700 -50.3 -64.3 18 14.0 -50.5 360 38 289.6 289.6 276.5 289.7 0.02 15 381 7017 -52.5 -64.5 22 12.0 -52.7 360 42 290.8 290.8 277.1 290.8 0.02 16 355 7474 -53.9 -66.9 19 13.0 -54.1 360 48 294.8 294.8 279.0 294.9 0.01 17 326 8023 -53.9 -66.9 19 13.0 -54.1 360 51 302.1 302.1 282.3 302.2 0.01 18 300 8560 -52.5 -68.5 13 16.0 -52.7 360 54 311.3 311.4 285.8 311.4 0.01 19 250 9740 -49.3 -72.3 5 23.0 -49.7 355 48 332.8 332.8 292.4 332.8 0.01 20 242 9954 -48.5 -71.5 5 23.0 -49.0 354 47 337.1 337.1 293.6 337.1 0.01 21 200 11210 -48.5 -71.5 5 23.0 -49.1 350 42 356.0 356.0 297.9 356.0 0.01 22 150 13110 -47.1 -70.1 5 23.0 -47.9 350 38 388.9 388.9 303.6 389.0 0.02 23 120 14581 -46.7 -69.7 6 23.0 -47.7 353 35 415.3 415.3 307.2 415.4 0.03 24 100 15780 -48.7 -71.7 5 23.0 -49.7 355 33 433.6 433.6 309.2 433.8 0.02 25 76 17582 -50.1 -73.1 5 23.0 -51.2 347 28 466.1 466.1 312.3 466.3 0.03 26 70 18120 -49.7 -72.7 5 23.0 -51.0 345 27 478.1 478.1 313.3 478.2 0.03 27 57 19466 -47.9 -70.9 5 23.0 -49.7 345 23 511.1 511.1 315.7 511.4 0.05 28 51 20192 -51.7 -73.7 5 22.0 -53.1 345 21 518.7 518.7 316.2 518.9 0.03 29 50 20320 -50.9 -72.9 6 22.0 -52.4 345 21 523.5 523.5 316.5 523.8 0.04 30 44 21158 -47.9 -70.9 5 23.0 -50.1 342 22 550.3 550.4 318.1 550.8 0.06 31 35 22649 -53.7 -75.7 5 22.0 -55.2 338 22 572.4 572.5 319.3 572.7 0.04 32 30 23640 -53.7 -75.7 5 22.0 -55.4 335 23 598.2 598.3 320.5 598.6 0.04 33 25 24817 -52.7 -74.7 5 22.0 -54.9 339 27 633.1 633.2 322.0 633.6 0.06 34 20 26250 -55.9 -76.9 6 21.0 -57.8 345 33 665.1 665.1 323.3 665.5 0.05 35 17 27296 -51.1 -73.1 6 22.0 -54.5 712.1 712.2 324.8 713.1 0.11 36 11 30158 -46.3 -69.3 6 23.0 -52.6 823.9 824.1 327.9 827.1 0.31 TRP 355 7474 -53.9 -66.9 19 13.0 -54.1 360 48 294.8 294.8 279.0 294.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5075.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 30.61 % Est. max temperature: -2.55 C = 27.41 F Sfc-Lift cond lev (LCL): 922.90 mb = 763.27 m = 2504.12 ft T: -11.22 C 700-500 lapse rate: 7.36 C/km ThetaE index: 0.00 C Layer 1017.0- -0.0 mb Conv cond level (CCL): 700.00 mb = 2830.00 m = 9284.66 ft Mean mixing ratio: 0.96 g/kg Conv temperature: 6.65 C = 43.97 F Cap Strength: 13.58 C Lifted Index: 14.18 C Risk: None Lifted Index @300 mb: 30.68 C Lifted Index @700 mb: 10.39 C Showalter Index: 11.83 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 23.60 C Cross Totals Index: 10.60 C K Index: -24.10 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.79 J/kg Max Up Vert Vel: 7.72 m/s Conv Inhibition (B-): 71593.21 J/kg Cap Strength: 13.95 C Lift Cond Lev (LCL): 855.40 mb = 1339.94 m = 4396.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 18 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 1017 16 315 7 4.9 -4.9 | 225 14 9.9 9.9 1 1000 145 325 13 7.5 -10.6 | 251 13 12.4 4.2 2 925 746 335 11 4.6 -10.0 | 243 11 9.6 4.9 3 850 1388 345 15 3.9 -14.5 | 268 9 8.8 0.4 4 700 2830 340 23 7.9 -21.6 | 298 14 12.8 -6.7 5 500 5220 360 25 -0.0 -25.0 | 334 11 4.9 -10.1 6 400 6700 360 38 -0.0 -38.0 | 348 24 4.9 -23.1 7 355 7474 360 48 -0.0 -48.0 | 352 33 4.9 -33.1 8 300 8560 360 54 -0.0 -54.0 | 353 39 4.9 -39.1 9 250 9740 355 48 4.2 -47.8 | 345 34 9.1 -32.9 10 200 11210 350 42 7.3 -41.4 | 335 29 12.2 -26.5 11 150 13110 350 38 6.6 -37.4 | 333 25 11.5 -22.6 12 100 15780 355 33 2.9 -32.9 | 337 20 7.8 -18.0 13 70 18120 345 27 7.0 -26.1 | 313 16 11.9 -11.2 14 50 20320 345 21 5.4 -20.3 | 298 12 10.4 -5.4 15 30 23640 335 23 9.7 -20.8 | 292 16 14.7 -6.0 16 20 26250 345 33 8.5 -31.9 | 322 22 13.5 -17.0 Wind Parameters Mean winds (0-6000m): 348.4 at 20.9 knts Storm direction: 18.4 at 15.7 knts Shear (0-3000m) pos: 2.1 neg: 1.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 75.1 deg Storm rel helicity (0-3000m) pos: 50.3 neg: -4.4 tot: 45.9 m^2/s^2 ave: 15.3 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 3.7 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.89 Bulk Shear: 15.72 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 ------------------------------------------------------------------------------- 500 327 12 246 13| 5.6 0.0 5.6| 21.1 -2.5 18.6 37.2 0.69| 7.8 5.4 1000 331 12 246 12| 3.6 0.0 3.6| 25.5 -4.4 21.0 21.0 0.59| 5.4 3.2 1500 336 13 251 11| 3.5 0.0 3.5| 33.2 -4.4 28.8 19.2 0.67| 4.7 3.2 2000 338 14 258 10| 2.6 0.7 3.4| 39.2 -4.4 34.7 17.4 0.70| 4.3 3.0 2500 339 15 265 10| 2.1 1.2 3.3| 44.8 -4.4 40.4 16.2 0.69| 4.0 2.8 3000 339 16 272 11| 2.1 1.0 3.0| 50.3 -4.4 45.9 15.3 0.68| 3.7 2.6 4000 341 18 282 11| 1.8 0.7 2.5| 61.7 -4.4 57.2 14.3 0.71| 3.3 2.3 5000 345 19 291 11| 1.7 0.6 2.3| 72.7 -4.4 68.2 13.6 0.74| 3.0 2.2 6000 348 21 301 11| 1.7 0.8 2.5| 84.0 -4.4 79.6 13.3 0.67| 3.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20250418.00.gif