UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102712.upa.cvt Date: 1200Z 27 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 27 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1014 26 -6.5 -10.5 73 4.0 -7.6 360 9 265.6 265.9 264.7 270.2 1.69 1 1000 134 -7.1 -11.3 72 4.2 -8.2 360 9 266.0 266.3 264.9 270.4 1.61 2 925 735 -12.5 -15.0 82 2.5 -13.0 350 3 266.5 266.7 264.7 270.1 1.29 3 915 818 -12.7 -15.1 82 2.4 -13.2 351 4 267.2 267.4 265.1 270.7 1.29 4 887 1056 -12.5 -16.0 75 3.5 -13.3 352 7 269.7 269.9 266.8 273.2 1.24 5 850 1380 -14.9 -19.8 66 4.9 -15.9 355 11 270.5 270.7 266.8 273.2 0.93 6 763 2185 -22.1 -24.8 79 2.7 -22.5 358 10 271.2 271.4 266.8 273.2 0.67 7 750 2312 -20.5 -22.8 82 2.3 -20.9 358 10 274.3 274.5 269.1 276.7 0.81 8 703 2789 -22.9 -27.1 68 4.2 -23.5 360 9 276.8 276.9 270.2 278.6 0.59 9 700 2820 -23.3 -27.4 69 4.1 -23.8 360 9 276.7 276.8 270.2 278.4 0.58 10 677 3063 -24.5 -28.9 67 4.4 -25.1 4 10 278.0 278.1 270.9 279.6 0.52 11 549 4554 -35.1 -39.6 63 4.5 -35.4 29 16 282.6 282.6 273.1 283.3 0.22 12 500 5200 -38.7 -43.3 62 4.6 -38.9 40 19 285.9 285.9 274.8 286.4 0.17 13 400 6710 -48.1 -54.1 50 6.0 -48.3 45 17 292.5 292.5 278.0 292.7 0.06 14 371 7204 -50.5 -57.5 43 7.0 -50.7 40 18 295.7 295.7 279.4 295.8 0.04 15 317 8225 -53.1 -60.1 42 7.0 -53.2 30 19 305.6 305.7 283.7 305.8 0.04 16 300 8580 -53.5 -60.5 42 7.0 -53.7 40 19 309.9 309.9 285.4 310.1 0.04 17 287 8866 -53.5 -60.5 42 7.0 -53.7 30 18 313.9 313.9 286.8 314.0 0.04 18 250 9760 -51.3 -59.3 38 8.0 -51.5 360 15 329.8 329.8 291.7 330.0 0.05 19 200 11200 -50.3 -61.3 26 11.0 -50.7 350 13 353.1 353.1 297.4 353.3 0.05 20 173 12141 -54.1 -67.1 19 13.0 -54.4 353 13 361.8 361.8 299.1 361.9 0.03 21 152 12975 -53.5 -67.5 17 14.0 -53.9 355 13 376.5 376.5 301.7 376.6 0.03 22 150 13060 -53.3 -67.3 17 14.0 -53.7 355 13 378.2 378.2 302.0 378.4 0.03 23 100 15650 -56.9 -72.9 12 16.0 -57.3 320 5 417.8 417.8 307.4 417.9 0.02 24 74 17535 -59.9 -75.9 11 16.0 -60.3 341 8 449.0 449.0 310.8 449.1 0.02 25 70 17880 -61.1 -77.1 10 16.0 -61.4 345 9 453.7 453.7 311.2 453.8 0.02 26 50 19960 -63.9 -79.9 10 16.0 -64.2 40 15 492.9 492.9 314.4 493.0 0.01 27 30 23050 -67.5 -83.5 9 16.0 -67.8 65 23 560.6 560.6 318.7 560.7 0.01 28 25 24140 -69.5 -85.5 8 16.0 -69.8 63 22 584.9 584.9 319.9 585.0 0.01 29 20 25470 -69.1 -85.1 8 16.0 -69.5 60 21 624.7 624.7 321.7 624.8 0.01 30 17 26438 -70.7 -86.7 8 16.0 -71.1 649.2 649.3 322.7 649.3 0.01 TRP 317 8225 -53.1 -60.1 42 7.0 -53.2 30 19 305.6 305.7 283.7 305.8 0.04 WND Sounding variables and indices 1000-500 mb thick: 5066.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 69.95 % Est. max temperature: -1.84 C = 28.69 F Sfc-Lift cond lev (LCL): 951.52 mb = 517.06 m = 1696.37 ft T: -10.54 C 700-500 lapse rate: 6.47 C/km ThetaE index: 0.35 C Layer 925.0- 915.0 mb Conv cond level (CCL): 856.94 mb = 1318.13 m = 4324.51 ft Mean mixing ratio: 1.46 g/kg Conv temperature: -1.69 C = 28.96 F Cap Strength: 10.70 C Lifted Index: 12.96 C Risk: None Lifted Index @300 mb: 28.10 C Lifted Index @700 mb: 6.97 C Showalter Index: 10.62 C Risk: None Total Totals Index: 42.70 C Risk: None Vertical Totals Index: 23.80 C Cross Totals Index: 18.90 C K Index: -0.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 2.74 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.05 J/kg Max Up Vert Vel: 2.03 m/s Conv Inhibition (B-): 53199.46 J/kg Cap Strength: 12.80 C Lift Cond Lev (LCL): 913.24 mb = 832.81 m = 2732.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 51 at 9 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 1014 26 360 9 -0.0 -9.0 | 295 8 7.0 -3.2 1 1000 134 360 9 -0.0 -9.0 | 295 8 7.0 -3.2 2 925 735 350 3 0.5 -3.0 | 250 8 7.6 2.8 3 850 1380 355 11 1.0 -11.0 | 303 10 8.0 -5.2 4 700 2820 360 9 -0.0 -9.0 | 295 8 7.0 -3.2 5 500 5200 40 19 -12.2 -14.6 | 30 10 -5.2 -8.8 6 400 6710 45 17 -12.0 -12.0 | 38 8 -5.0 -6.3 7 317 8225 30 19 -9.5 -16.5 | 13 11 -2.5 -10.7 8 300 8580 40 19 -12.2 -14.6 | 30 10 -5.2 -8.8 9 250 9760 360 15 -0.0 -15.0 | 323 12 7.0 -9.2 10 200 11200 350 13 2.3 -12.8 | 307 12 9.3 -7.1 11 150 13060 355 13 1.1 -13.0 | 311 11 8.2 -7.2 12 100 15650 320 5 3.2 -3.8 | 259 10 10.3 1.9 13 70 17880 345 9 2.3 -8.7 | 287 10 9.4 -2.9 14 50 19960 40 15 -9.6 -11.5 | 24 6 -2.6 -5.7 15 30 23050 65 23 -20.8 -9.7 | 74 14 -13.8 -4.0 16 20 25470 60 21 -18.2 -10.5 | 67 12 -11.1 -4.7 Wind Parameters Mean winds (0-6000m): 20.7 at 12.1 knts Storm direction: 50.7 at 9.1 knts Shear (0-3000m) pos: 0.6 neg: 0.4 tot: 1.1 10-3/s Storm rel Dir Shear (0-3000m): 7.7 deg Storm rel helicity (0-3000m) pos: 18.6 neg: -14.7 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 4.68 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 ------------------------------------------------------------------------------- 500 358 7 283 7| 0.0 4.1 4.1| 0.0 -8.0 -8.0 -16.0 -1.00| 4.1 -4.1 1000 357 6 272 7| 0.0 1.3 1.3| 7.3 -12.1 -4.8 -4.8 -0.26| 4.9 -1.3 1500 356 7 280 8| 1.4 0.9 2.3| 16.5 -12.2 4.3 2.9 0.11| 4.8 0.5 2000 356 8 286 8| 0.9 0.7 1.6| 16.5 -13.2 3.4 1.7 0.08| 3.8 0.3 2500 356 8 289 8| 0.6 0.5 1.1| 16.5 -14.2 2.4 1.0 0.05| 3.2 0.1 3000 357 8 290 8| 0.6 0.4 1.1| 18.6 -14.7 3.9 1.3 0.09| 2.9 0.2 4000 2 9 298 8| 1.1 0.3 1.5| 29.5 -14.7 14.8 3.7 0.31| 2.9 0.9 5000 13 11 316 7| 1.5 0.3 1.7| 43.1 -14.7 28.4 5.7 0.45| 3.0 1.3 6000 21 12 334 6| 1.3 0.2 1.5| 47.7 -14.7 33.0 5.5 0.47| 2.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251027.12.gif