UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102812.upa.cvt Date: 1200Z 28 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 28 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 1015 24 -3.3 -8.0 70 4.7 -4.8 250 19 268.7 269.0 267.5 274.3 2.06 1 1000 142 -4.1 -10.1 63 6.0 -5.8 265 23 269.0 269.3 267.3 273.9 1.77 2 925 750 -8.7 -14.7 62 6.0 -10.2 295 15 270.4 270.6 267.4 274.1 1.32 3 850 1399 -14.5 -18.1 74 3.6 -15.2 335 15 271.0 271.1 267.4 274.0 1.08 4 811 1753 -17.1 -19.3 83 2.2 -17.5 330 14 271.9 272.0 267.9 274.8 1.02 5 796 1893 -16.5 -18.5 84 2.0 -16.9 328 13 274.0 274.1 269.4 277.2 1.12 6 767 2172 -16.7 -19.4 80 2.7 -17.3 324 12 276.7 276.8 271.0 279.8 1.07 7 715 2697 -19.5 -26.5 54 7.0 -20.6 317 10 279.2 279.3 271.8 281.0 0.61 8 700 2854 -20.5 -26.5 59 6.0 -21.4 315 9 279.8 279.9 272.1 281.7 0.63 9 693 2929 -20.7 -26.7 59 6.0 -21.6 317 9 280.4 280.5 272.5 282.3 0.62 10 652 3380 -20.9 -26.9 59 6.0 -21.8 328 10 285.1 285.2 275.1 287.1 0.65 11 504 5244 -32.3 -42.3 36 10.0 -33.0 14 13 293.0 293.0 278.4 293.6 0.18 12 500 5300 -32.7 -42.7 36 10.0 -33.4 15 13 293.2 293.2 278.5 293.8 0.18 13 481 5570 -34.1 -44.1 36 10.0 -34.8 18 15 294.7 294.7 279.2 295.3 0.16 14 400 6830 -42.7 -51.7 37 9.0 -43.0 30 23 299.5 299.5 281.3 299.8 0.08 15 328 8146 -52.1 -60.1 38 8.0 -52.2 33 26 304.1 304.1 283.1 304.2 0.04 16 300 8720 -55.7 -62.7 41 7.0 -55.8 35 27 306.8 306.8 284.1 306.9 0.03 17 250 9860 -60.3 -67.3 39 7.0 -60.4 10 27 316.4 316.4 287.6 316.5 0.02 18 240 10114 -61.3 -68.3 39 7.0 -61.4 5 29 318.6 318.6 288.3 318.7 0.02 19 212 10892 -57.1 -64.1 41 7.0 -57.2 351 22 336.7 336.7 293.5 336.8 0.03 20 200 11260 -57.5 -64.5 41 7.0 -57.6 345 19 341.7 341.7 294.8 341.8 0.03 21 150 13090 -56.5 -64.5 36 8.0 -56.7 340 19 372.7 372.7 301.1 372.9 0.04 22 109 15107 -58.3 -66.3 35 8.0 -58.5 356 19 405.0 405.0 305.9 405.2 0.05 23 100 15650 -58.1 -66.1 35 8.0 -58.3 360 19 415.5 415.5 307.2 415.7 0.05 24 70 17870 -61.1 -69.1 34 8.0 -61.3 345 13 453.7 453.7 311.2 454.0 0.05 25 59 18925 -63.1 -71.1 33 8.0 -63.3 3 11 471.9 471.9 312.8 472.2 0.04 26 50 19940 -64.1 -72.1 33 8.0 -64.3 20 9 492.4 492.4 314.4 492.7 0.05 27 30 23040 -67.5 -76.5 27 9.0 -67.8 50 17 560.6 560.6 318.7 560.9 0.04 28 20 25462 -70.9 -78.9 30 8.0 -71.2 619.1 619.2 321.5 619.4 0.04 TRP 240 10114 -61.3 -68.3 39 7.0 -61.4 5 29 318.6 318.6 288.3 318.7 0.02 WND Sounding variables and indices 1000-500 mb thick: 5158.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 59.92 % Est. max temperature: -1.14 C = 29.95 F Sfc-Lift cond lev (LCL): 942.52 mb = 603.68 m = 1980.54 ft T: -7.59 C 700-500 lapse rate: 4.99 C/km ThetaE index: 0.39 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 863.48 mb = 1278.27 m = 4193.73 ft Mean mixing ratio: 1.57 g/kg Conv temperature: -1.13 C = 29.97 F Cap Strength: 15.84 C Lifted Index: 15.94 C Risk: None Lifted Index @300 mb: 23.26 C Lifted Index @700 mb: 6.73 C Showalter Index: 15.97 C Risk: None Total Totals Index: 32.80 C Risk: None Vertical Totals Index: 18.20 C Cross Totals Index: 14.60 C K Index: -5.90 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 4.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.46 J/kg Max Up Vert Vel: 2.63 m/s Conv Inhibition (B-): 46435.44 J/kg Cap Strength: 15.66 C Lift Cond Lev (LCL): 879.29 mb = 1139.01 m = 3736.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 10 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 24 250 19 17.9 6.5 | 228 25 18.4 16.3 1 1000 142 265 23 22.9 2.0 | 243 26 23.4 11.9 2 925 750 295 15 13.6 -6.3 | 256 15 14.1 3.5 3 850 1399 335 15 6.3 -13.6 | 299 8 6.9 -3.7 4 700 2854 315 9 6.4 -6.4 | 243 8 6.9 3.5 5 500 5300 15 13 -3.4 -12.6 | 46 4 -2.8 -2.7 6 400 6830 30 23 -11.5 -19.9 | 47 15 -11.0 -10.1 7 300 8720 35 27 -15.5 -22.1 | 51 19 -14.9 -12.3 8 250 9860 10 27 -4.7 -26.6 | 14 17 -4.2 -16.7 9 240 10114 5 29 -2.5 -28.9 | 6 19 -2.0 -19.0 10 200 11260 345 19 4.9 -18.4 | 327 10 5.5 -8.5 11 150 13090 340 19 6.5 -17.9 | 319 11 7.0 -8.0 12 100 15650 360 19 -0.0 -19.0 | 357 9 0.5 -9.1 13 70 17870 345 13 3.4 -12.6 | 305 5 3.9 -2.7 14 50 19940 20 9 -3.1 -8.5 | 119 3 -2.5 1.4 15 30 23040 50 17 -13.0 -10.9 | 85 13 -12.5 -1.1 Wind Parameters Mean winds (0-6000m): 333.1 at 13.2 knts Storm direction: 3.1 at 9.9 knts Shear (0-3000m) pos: 3.9 neg: 1.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 18.4 deg Storm rel helicity (0-3000m) pos: 95.1 neg: -14.0 tot: 81.1 m^2/s^2 ave: 27.0 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 47.02 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 ------------------------------------------------------------------------------- 500 270 21 245 23| 11.1 0.0 11.1| 66.8 0.0 66.8 133.6 0.71| 15.1 10.7 1000 280 18 250 20| 9.2 0.0 9.2| 82.9 0.0 82.9 82.9 0.63| 12.0 7.6 1500 293 17 259 16| 7.7 0.0 7.7| 94.4 -1.1 93.3 62.2 0.63| 10.3 6.4 2000 301 16 264 14| 5.8 0.7 6.5| 94.4 -6.3 88.2 44.1 0.49| 8.4 4.1 2500 306 15 266 13| 4.6 1.0 5.7| 94.4 -11.1 83.3 33.3 0.39| 7.2 2.8 3000 308 14 264 12| 3.9 1.0 4.9| 95.1 -14.0 81.1 27.0 0.34| 6.4 2.2 4000 313 13 265 10| 3.5 0.8 4.2| 99.3 -14.0 85.3 21.3 0.37| 5.4 2.0 5000 322 13 272 9| 3.2 0.6 3.8|102.5 -14.0 88.6 17.7 0.43| 4.8 2.1 6000 333 13 286 7| 3.2 0.5 3.7|103.7 -14.3 89.3 14.9 0.40| 4.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251028.12.gif