UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 12 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 ------------------------------------------------------------------------------- 0 1000 0 180 15 SFC 997 24 1.8 0.3 90 1.5 1.2 180 15 275.2 275.8 274.5 285.8 3.92 2 925 626 -1.1 -2.3 92 1.2 -1.6 225 23 278.2 278.8 275.5 287.8 3.49 3 850 1296 -4.9 -5.9 93 1.0 -5.3 220 21 281.0 281.5 276.2 289.2 2.89 4 842 1370 -4.7 -5.7 93 1.0 -5.1 220 22 282.0 282.5 276.9 290.4 2.96 5 793 1840 -6.5 -7.5 93 1.0 -6.8 222 28 284.9 285.4 278.0 292.8 2.74 6 785 1920 -4.7 -5.8 92 1.1 -5.1 222 29 287.7 288.2 279.9 296.8 3.16 7 778 1990 -6.3 -7.6 90 1.3 -6.8 222 30 286.7 287.2 279.0 294.8 2.77 8 700 2807 -12.3 -13.9 88 1.6 -12.8 225 40 288.9 289.2 278.8 294.4 1.86 9 500 5290 -31.3 -33.5 81 2.2 -31.6 225 50 294.9 295.0 279.7 296.4 0.45 10 484 5519 -33.1 -35.3 81 2.2 -33.3 228 54 295.4 295.5 279.8 296.7 0.39 11 442 6153 -36.3 -38.6 80 2.2 -36.5 235 66 299.1 299.2 281.4 300.1 0.31 12 400 6840 -39.9 -42.2 79 2.3 -40.1 235 56 303.1 303.2 283.0 303.9 0.23 13 384 7118 -40.9 -43.3 78 2.4 -41.1 235 56 305.4 305.4 283.8 306.1 0.22 14 320 8342 -46.1 -48.6 76 2.5 -46.2 235 58 314.5 314.5 287.1 315.1 0.14 15 300 8770 -46.7 -49.2 76 2.5 -46.8 235 54 319.5 319.6 288.8 320.1 0.14 16 284 9133 -45.1 -47.7 75 2.6 -45.2 235 53 326.9 326.9 291.0 327.6 0.18 17 250 9980 -46.3 -49.0 74 2.7 -46.4 235 50 337.2 337.3 293.8 337.9 0.18 18 207 11232 -46.9 -49.7 73 2.8 -47.1 239 42 355.0 355.0 297.8 355.8 0.20 19 200 11460 -45.9 -48.7 73 2.8 -46.1 240 40 360.1 360.1 298.9 361.1 0.23 20 180 12161 -47.1 -50.0 72 2.9 -47.3 236 38 369.1 369.2 300.6 370.1 0.22 21 154 13188 -50.7 -53.7 70 3.0 -50.9 231 35 379.8 379.9 302.3 380.6 0.17 22 150 13360 -50.3 -53.3 70 3.0 -50.5 230 35 383.4 383.4 302.9 384.2 0.18 23 143 13673 -48.9 -52.0 70 3.1 -49.1 230 33 391.1 391.2 304.1 392.1 0.22 24 114 15148 -53.7 -57.0 67 3.3 -53.9 230 21 408.4 408.4 306.4 409.1 0.15 25 100 15990 -54.1 -57.5 66 3.4 -54.3 230 15 423.2 423.2 308.2 424.0 0.16 26 96 16252 -53.3 -56.8 66 3.5 -53.5 236 15 429.7 429.8 308.9 430.7 0.18 27 70 18260 -57.9 -61.5 63 3.6 -58.1 285 15 460.5 460.6 311.9 461.3 0.14 28 50 20370 -60.5 -64.1 62 3.6 -60.7 45 1 500.9 501.0 315.1 501.8 0.14 29 35 22588 -62.9 -66.6 61 3.7 -63.1 360 8 548.4 548.5 318.1 549.4 0.14 30 30 23540 -63.3 -67.0 61 3.7 -63.6 340 11 572.1 572.1 319.3 573.2 0.16 31 20 26020 -64.7 -68.4 60 3.7 -65.0 295 5 638.1 638.2 322.3 639.7 0.19 32 16 27380 -65.5 -69.2 60 3.7 -65.8 271 6 677.6 677.7 323.7 679.4 0.21 33 11 29688 -60.3 -64.2 60 3.9 -61.2 230 7 773.1 773.4 326.7 779.1 0.62 34 10 30280 -61.9 -65.8 59 3.9 -62.7 220 7 788.5 788.8 327.1 793.9 0.55 35 9.4 30662 -62.7 -66.6 59 3.9 -63.4 799.5 799.8 327.4 804.8 0.52 TRP 320 8342 -46.1 -48.6 76 2.5 -46.2 235 58 314.5 314.5 287.1 315.1 0.14 WND 442 6153 -36.3 -38.6 80 2.2 -36.5 235 66 299.1 299.2 281.4 300.1 0.31 Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: 952.31 mb = 397.75 m = 1304.94 ft Wetbulb zero: 966.28 mb = 275.47 m = 903.76 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 87.76 % Est. max temperature: 7.98 C = 46.37 F Sfc-Lift cond lev (LCL): 973.94 mb = 212.11 m = 695.89 ft T: 0.89 C 700-500 lapse rate: 7.65 C/km ThetaE index: 2.42 C Layer 778.0- 500.0 mb Conv cond level (CCL): 902.73 mb = 819.06 m = 2687.18 ft Mean mixing ratio: 3.61 g/kg Conv temperature: 5.62 C = 42.11 F Cap Strength: 6.18 C Lifted Index: 7.06 C Risk: None Lifted Index @300 mb: 22.95 C Lifted Index @700 mb: 5.20 C Showalter Index: 5.54 C Risk: None Total Totals Index: 51.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.40 C Cross Totals Index: 25.40 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 183.89 Risk: None Energy Index: 1.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.28 J/kg Max Up Vert Vel: 5.15 m/s Conv Inhibition (B-): 58233.38 J/kg Cap Strength: 6.94 C Lift Cond Lev (LCL): 926.78 mb = 610.57 m = 2003.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 29 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 ---------------------------------------------------------- 0 997 24 180 15 0.0 15.0 | 105 29 -27.6 7.5 1 925 626 225 23 16.3 16.3 | 128 14 -11.3 8.7 2 850 1296 220 21 13.5 16.1 | 121 16 -14.1 8.5 3 700 2807 225 40 28.3 28.3 | 182 21 0.7 20.7 4 500 5290 225 50 35.4 35.4 | 196 29 7.8 27.8 5 442 6153 235 66 54.1 37.9 | 221 40 26.5 30.3 6 400 6840 235 56 45.9 32.1 | 217 31 18.3 24.6 7 320 8342 235 58 47.5 33.3 | 218 33 20.0 25.7 8 300 8770 235 54 44.2 31.0 | 215 29 16.7 23.4 9 250 9980 235 50 41.0 28.7 | 212 25 13.4 21.1 10 200 11460 240 40 34.6 20.0 | 210 14 7.1 12.5 11 150 13360 230 35 26.8 22.5 | 177 15 -0.7 15.0 12 100 15990 230 15 11.5 9.6 | 97 16 -16.1 2.1 13 70 18260 285 15 14.5 -3.9 | 49 17 -13.1 -11.4 14 50 20370 45 1 -0.7 -0.7 | 74 29 -28.3 -8.3 15 30 23540 340 11 3.8 -10.3 | 53 30 -23.8 -17.9 16 20 26020 295 5 4.5 -2.1 | 67 25 -23.0 -9.7 17 10 30280 220 7 4.5 5.4 | 85 23 -23.1 -2.2 Wind Parameters Mean winds (0-6000m): 224.7 at 38.1 knts Storm direction: 254.7 at 28.6 knts Shear (0-3000m) pos: 5.2 neg: 0.4 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 78.5 deg Storm rel helicity (0-3000m) pos: 136.5 neg: -6.1 tot: 130.4 m^2/s^2 ave: 43.5 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 64.16 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 ------------------------------------------------------------------------------- 500 204 18 115 22| 13.7 0.0 13.7| 48.1 0.0 48.1 96.3 0.56| 14.1 7.9 1000 215 20 120 18| 7.5 0.0 7.5| 52.5 -4.0 48.5 48.5 0.42| 9.5 4.0 1500 217 21 121 18| 5.0 0.7 5.8| 63.8 -6.1 57.7 38.5 0.45| 7.6 3.4 2000 218 22 126 17| 5.2 0.5 5.7| 90.4 -6.1 84.3 42.2 0.57| 7.3 4.1 2500 220 25 134 16| 5.4 0.4 5.8|117.5 -6.1 111.4 44.6 0.63| 7.2 4.5 3000 221 27 143 16| 5.2 0.4 5.6|136.5 -6.1 130.4 43.5 0.65| 6.7 4.4 4000 223 31 157 17| 3.9 0.8 4.7|151.6 -6.1 145.5 36.4 0.65| 5.6 3.6 5000 223 34 167 18| 3.1 1.0 4.2|166.7 -6.1 160.6 32.1 0.64| 4.9 3.1 6000 225 38 178 20| 4.0 0.9 4.9|284.6 -6.1 278.5 46.4 0.68| 5.5 3.7 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251012.12.gif