UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 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 1015 15 -4.9 -16.9 38 12.0 -7.7 315 5 267.1 267.3 264.6 269.9 1.00 1 1000 131 -7.5 -18.5 41 11.0 -9.8 310 7 265.6 265.8 263.3 268.1 0.89 2 925 732 -12.1 -21.1 47 9.0 -13.7 305 15 266.9 267.1 264.0 269.1 0.77 3 899 949 -13.9 -21.9 51 8.0 -15.3 307 14 267.3 267.4 264.2 269.4 0.74 4 887 1051 -12.9 -20.9 51 8.0 -14.4 307 13 269.3 269.5 265.8 271.7 0.81 5 850 1375 -14.7 -21.7 55 7.0 -16.0 310 11 270.7 270.9 266.7 273.0 0.79 6 846 1411 -14.3 -21.3 55 7.0 -15.6 310 11 271.5 271.7 267.3 273.9 0.82 7 820 1647 -14.9 -22.9 50 8.0 -16.3 312 12 273.3 273.5 268.3 275.5 0.74 8 764 2177 -19.3 -28.3 45 9.0 -20.5 315 15 274.2 274.2 268.4 275.6 0.49 9 700 2825 -21.1 -34.1 30 13.0 -22.6 320 19 279.1 279.2 271.2 280.1 0.30 10 666 3192 -21.7 -39.7 18 18.0 -23.5 322 20 282.4 282.5 272.9 283.0 0.18 11 648 3393 -23.3 -42.3 16 19.0 -24.9 323 21 282.9 282.9 273.1 283.3 0.14 12 500 5240 -36.3 -49.3 25 13.0 -36.9 335 27 288.8 288.8 276.2 289.1 0.09 13 446 6026 -41.3 -55.3 21 14.0 -41.8 338 39 292.1 292.1 277.8 292.2 0.05 14 400 6760 -45.1 -59.1 19 14.0 -45.4 340 50 296.4 296.4 279.8 296.5 0.03 15 364 7384 -48.9 -61.9 21 13.0 -49.1 340 51 299.4 299.4 281.1 299.5 0.03 16 336 7909 -50.1 -63.1 20 13.0 -50.3 340 52 304.7 304.7 283.3 304.8 0.02 17 300 8650 -49.3 -62.3 20 13.0 -49.6 350 54 315.9 315.9 287.4 316.0 0.03 18 291 8850 -49.9 -63.9 18 14.0 -50.2 349 54 317.8 317.8 288.1 317.9 0.02 19 262 9540 -47.5 -63.5 14 16.0 -47.9 346 55 331.0 331.0 292.0 331.1 0.03 20 250 9850 -48.3 -64.3 14 16.0 -48.7 345 56 334.3 334.3 292.9 334.4 0.03 21 200 11320 -48.3 -67.3 9 19.0 -48.8 350 54 356.3 356.3 298.0 356.4 0.02 22 150 13210 -48.5 -69.5 7 21.0 -49.2 350 46 386.5 386.5 303.3 386.6 0.02 23 100 15870 -49.3 -72.3 5 23.0 -50.3 350 38 432.5 432.5 309.1 432.6 0.02 24 86 16856 -49.7 -73.7 4 24.0 -50.8 348 34 450.7 450.7 310.9 450.8 0.02 25 70 18200 -50.3 -74.3 4 24.0 -51.5 345 29 476.8 476.8 313.2 476.9 0.02 26 67 18485 -50.7 -74.7 4 24.0 -51.9 345 30 481.9 481.9 313.6 482.1 0.02 27 59 19316 -48.5 -72.5 5 24.0 -50.1 345 31 504.7 504.7 315.3 504.9 0.04 28 50 20400 -50.1 -74.1 4 24.0 -51.7 345 33 525.4 525.4 316.6 525.6 0.03 29 30 23700 -55.3 -79.3 4 24.0 -56.8 340 25 593.9 593.9 320.3 594.1 0.02 30 24 25118 -57.5 -80.5 4 23.0 -58.9 337 27 626.6 626.6 321.7 626.8 0.03 31 20 26280 -53.7 -77.7 4 24.0 -56.1 335 29 671.8 671.8 323.5 672.2 0.05 32 18 26961 -51.3 -75.3 4 24.0 -54.5 699.9 700.0 324.4 700.6 0.08 33 14 28587 -53.1 -77.1 4 24.0 -56.4 746.0 746.0 325.8 746.7 0.08 34 13 29071 -47.7 -73.7 3 26.0 -53.1 780.7 780.7 326.8 782.0 0.14 35 10 30816 -44.5 -70.5 4 26.0 -52.1 853.4 853.6 328.5 856.5 0.28 TRP 336 7909 -50.1 -63.1 20 13.0 -50.3 340 52 304.7 304.7 283.3 304.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5109.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 33.72 % Est. max temperature: -1.83 C = 28.70 F Sfc-Lift cond lev (LCL): 838.55 mb = 1477.66 m = 4847.92 ft T: -14.47 C 700-500 lapse rate: 6.29 C/km ThetaE index: 1.78 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 634.12 mb = 3547.12 m = 11637.40 ft Mean mixing ratio: 0.84 g/kg Conv temperature: 11.44 C = 52.59 F Cap Strength: 13.18 C Lifted Index: 16.59 C Risk: None Lifted Index @300 mb: 33.41 C Lifted Index @700 mb: 10.40 C Showalter Index: 13.13 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 14.60 C K Index: -13.10 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.07 J/kg Max Up Vert Vel: 2.03 m/s Conv Inhibition (B-): 65268.55 J/kg Cap Strength: 16.35 C Lift Cond Lev (LCL): 819.72 mb = 1649.49 m = 5411.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 356 at 15 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 1015 15 315 5 3.5 -3.5 | 192 12 2.4 11.3 1 1000 131 310 7 5.4 -4.5 | 202 11 4.2 10.4 2 925 732 305 15 12.3 -8.6 | 241 13 11.1 6.3 3 850 1375 310 11 8.4 -7.1 | 223 11 7.3 7.8 4 700 2825 320 19 12.2 -14.6 | 268 11 11.1 0.3 5 500 5240 335 27 11.4 -24.5 | 313 14 10.2 -9.6 6 400 6760 340 50 17.1 -47.0 | 334 36 15.9 -32.1 7 336 7909 340 52 17.8 -48.9 | 334 38 16.6 -34.0 8 300 8650 350 54 9.4 -53.2 | 348 39 8.2 -38.3 9 250 9850 345 56 14.5 -54.1 | 341 41 13.3 -39.2 10 200 11320 350 54 9.4 -53.2 | 348 39 8.2 -38.3 11 150 13210 350 46 8.0 -45.3 | 347 31 6.8 -30.4 12 100 15870 350 38 6.6 -37.4 | 346 23 5.4 -22.5 13 70 18200 345 29 7.5 -28.0 | 334 15 6.3 -13.1 14 50 20400 345 33 8.5 -31.9 | 337 19 7.4 -17.0 15 30 23700 340 25 8.6 -23.5 | 319 11 7.4 -8.6 16 20 26280 335 29 12.3 -26.3 | 316 16 11.1 -11.4 Wind Parameters Mean winds (0-6000m): 325.5 at 19.9 knts Storm direction: 355.5 at 14.9 knts Shear (0-3000m) pos: 1.4 neg: 1.2 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 80.3 deg Storm rel helicity (0-3000m) pos: 53.3 neg: -9.5 tot: 43.8 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 18.51 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 ------------------------------------------------------------------------------- 500 309 9 211 11| 0.0 7.4 7.4| 20.9 0.0 20.9 41.8 0.98| 7.4 7.3 1000 307 11 224 11| 0.6 3.7 4.3| 28.5 -4.0 24.5 24.5 0.72| 5.9 4.2 1500 307 12 225 11| 0.3 2.5 2.8| 30.1 -9.5 20.6 13.7 0.49| 4.9 2.4 2000 309 12 228 11| 0.8 1.8 2.6| 38.0 -9.5 28.4 14.2 0.57| 4.4 2.5 2500 311 13 232 11| 1.2 1.5 2.7| 46.0 -9.5 36.5 14.6 0.63| 4.1 2.6 3000 313 14 238 10| 1.4 1.2 2.7| 53.3 -9.5 43.8 14.6 0.67| 3.9 2.6 4000 317 16 250 10| 1.6 0.9 2.5| 65.3 -9.5 55.8 13.9 0.72| 3.4 2.5 5000 321 17 263 10| 1.7 0.7 2.4| 78.7 -9.5 69.2 13.8 0.75| 3.2 2.4 6000 326 20 279 10| 2.5 0.6 3.1|104.6 -9.5 95.1 15.8 0.65| 3.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20250418.12.gif