UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for X2477... Searching the city database file for: X2477 ... Date:1200Z 9 OCT 25 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 -52 SFC 990 29 0.0 -0.3 98 0.3 -0.1 350 9 273.9 274.6 273.5 284.2 3.77 2 957 299 -2.1 -4.2 86 2.1 -2.9 360 21 274.5 275.0 272.6 282.5 2.92 3 925 570 -1.7 -3.7 86 2.0 -2.4 10 33 277.6 278.1 274.7 286.3 3.14 4 866 1093 -2.9 -4.7 87 1.8 -3.6 6 25 281.6 282.1 276.9 290.4 3.11 5 850 1240 -3.9 -5.8 87 1.9 -4.6 5 23 282.1 282.6 276.8 290.3 2.91 6 812 1599 -6.5 -9.0 82 2.5 -7.3 27 25 283.0 283.4 276.6 289.9 2.38 7 741 2313 -7.9 -9.9 86 2.0 -8.6 72 30 289.0 289.4 279.6 296.2 2.43 8 700 2754 -10.1 -12.4 83 2.3 -10.8 100 33 291.3 291.7 280.3 297.6 2.11 9 612 3776 -16.5 -19.1 80 2.6 -17.1 88 27 295.3 295.6 281.2 299.6 1.38 10 500 5260 -28.5 -31.1 78 2.6 -28.9 70 19 298.3 298.4 281.4 300.2 0.57 11 497 5303 -28.9 -31.6 77 2.7 -29.2 71 19 298.3 298.4 281.4 300.1 0.55 12 470 5699 -32.3 -34.7 79 2.4 -32.6 80 24 298.9 299.0 281.5 300.3 0.43 13 458 5880 -33.7 -36.2 78 2.5 -34.0 84 26 299.4 299.4 281.6 300.6 0.38 14 400 6820 -37.7 -40.4 76 2.7 -37.9 105 36 306.0 306.0 284.2 307.0 0.28 15 388 7029 -38.5 -41.4 74 2.9 -38.7 110 37 307.6 307.7 284.8 308.5 0.26 16 300 8740 -52.5 -55.7 68 3.2 -52.6 150 44 311.3 311.4 285.9 311.6 0.07 17 261 9636 -59.7 -63.2 64 3.5 -59.7 145 54 313.4 313.4 286.6 313.5 0.03 18 250 9910 -57.7 -61.1 65 3.4 -57.8 150 48 320.3 320.3 288.9 320.4 0.04 19 212 10962 -51.5 -55.0 66 3.5 -51.6 216 27 345.4 345.4 295.7 345.8 0.10 20 200 11340 -51.3 -54.9 65 3.6 -51.4 240 19 351.5 351.6 297.1 352.0 0.11 21 192 11606 -50.1 -54.1 63 4.0 -50.3 242 19 357.6 357.6 298.3 358.1 0.13 22 150 13220 -49.9 -54.9 56 5.0 -50.2 255 17 384.1 384.1 303.0 384.8 0.15 23 146 13397 -49.9 -54.9 56 5.0 -50.2 256 17 387.1 387.1 303.5 387.8 0.15 24 100 15870 -50.1 -58.1 38 8.0 -50.7 265 23 430.9 431.0 309.0 431.7 0.15 25 90 16560 -49.1 -58.1 34 9.0 -49.8 253 21 446.1 446.1 310.6 447.0 0.17 26 70 18210 -48.7 -59.7 27 11.0 -49.8 225 15 480.2 480.3 313.5 481.2 0.18 27 64 18801 -46.1 -57.1 28 11.0 -47.6 230 13 498.4 498.5 314.9 500.0 0.27 28 52 20173 -48.5 -60.5 24 12.0 -50.0 243 10 523.3 523.3 316.6 524.7 0.21 29 50 20430 -49.3 -61.3 23 12.0 -50.7 245 9 527.3 527.4 316.8 528.6 0.20 30 42 21572 -51.9 -63.9 22 12.0 -53.2 274 9 547.8 547.9 318.1 549.0 0.17 31 30 23770 -49.9 -62.9 20 13.0 -52.0 330 9 608.6 608.7 321.1 610.6 0.27 32 26 24708 -48.7 -61.7 21 13.0 -51.2 19 8 637.4 637.6 322.3 640.3 0.36 33 21 26103 -51.5 -64.5 20 13.0 -53.8 93 7 669.1 669.3 323.5 671.7 0.31 34 20 26420 -50.9 -63.9 20 13.0 -53.5 110 7 680.4 680.5 323.9 683.4 0.35 35 14 28751 -49.1 -62.1 21 13.0 -52.8 759.5 759.8 326.4 765.6 0.64 TRP 261 9636 -59.7 -63.2 64 3.5 -59.7 145 54 313.4 313.4 286.6 313.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5312.00 m Freezing level: 990.00 mb = 28.57 m = 93.73 ft Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 83.03 % Est. max temperature: 8.35 C = 47.03 F Sfc-Lift cond lev (LCL): 985.24 mb = 67.05 m = 219.99 ft T: -0.30 C 700-500 lapse rate: 7.34 C/km ThetaE index: 1.66 C Layer 957.0- 925.0 mb Conv cond level (CCL): 834.12 mb = 1388.24 m = 4554.53 ft Mean mixing ratio: 3.17 g/kg Conv temperature: 8.50 C = 47.30 F Cap Strength: 10.64 C Lifted Index: 11.38 C Risk: None Lifted Index @300 mb: 18.55 C Lifted Index @700 mb: 8.81 C Showalter Index: 7.46 C Risk: None Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 22.70 C K Index: 16.50 Risk: < 20 % chance of thunderstorms Sweat Index: 65.00 Risk: None Energy Index: 2.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.52 J/kg Max Up Vert Vel: 7.14 m/s Conv Inhibition (B-): 55579.89 J/kg Cap Strength: 11.34 C Lift Cond Lev (LCL): 913.62 mb = 668.21 m = 2192.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 98 at 19 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 ---------------------------------------------------------- 0 990 29 350 9 1.6 -8.9 | 299 24 20.8 -11.5 1 925 570 10 33 -5.7 -32.5 | 339 38 13.5 -35.2 2 850 1240 5 23 -2.0 -22.9 | 326 31 17.2 -25.6 3 700 2754 100 33 -32.5 5.7 | 103 14 -13.3 3.1 4 500 5260 70 19 -17.9 -6.5 | 351 9 1.4 -9.2 5 400 6820 105 36 -34.8 9.3 | 113 17 -15.5 6.7 6 300 8740 150 44 -22.0 38.1 | 176 36 -2.8 35.4 7 261 9636 145 54 -31.0 44.2 | 164 43 -11.7 41.6 8 250 9910 150 48 -24.0 41.6 | 173 39 -4.8 38.9 9 200 11340 240 19 16.5 9.5 | 259 36 35.7 6.8 10 150 13220 255 17 16.4 4.4 | 267 36 35.7 1.7 11 100 15870 265 23 22.9 2.0 | 271 42 42.2 -0.7 12 70 18210 225 15 10.6 10.6 | 255 31 29.9 7.9 13 50 20430 245 9 8.2 3.8 | 268 27 27.4 1.1 14 30 23770 330 9 4.5 -7.8 | 294 26 23.7 -10.5 15 20 26420 110 7 -6.6 2.4 | 271 13 12.7 -0.3 Wind Parameters Mean winds (0-6000m): 67.9 at 25.9 knts Storm direction: 97.9 at 19.4 knts Shear (0-3000m) pos: 6.0 neg: 0.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 155.9 deg Storm rel helicity (0-3000m) pos: 383.1 neg: -66.5 tot: 316.6 m^2/s^2 ave: 105.5 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 14.1 stream: 9.4 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.32 Bulk Shear: 78.74 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 5 20 322 29| 23.5 0.0 23.5|153.5 0.0 153.5 307.0 0.83| 23.9 19.9 1000 7 25 330 32| 11.7 2.6 14.4|163.4 -42.4 121.0 121.0 0.52| 15.7 8.1 1500 8 25 330 31| 7.8 1.7 9.6|215.8 -62.0 153.7 102.5 0.49| 14.2 7.0 2000 17 25 336 29| 7.4 1.3 8.7|294.0 -62.0 231.9 116.0 0.59| 14.5 8.5 2500 29 26 345 26| 7.1 1.0 8.2|357.1 -62.0 295.1 118.0 0.66| 15.0 9.9 3000 43 27 358 23| 6.0 0.9 6.9|383.1 -66.5 316.6 105.5 0.66| 14.1 9.4 4000 58 28 14 18| 4.5 0.9 5.5|383.1 -85.1 298.0 74.5 0.52| 11.6 6.1 5000 65 27 19 15| 3.6 1.5 5.1|383.1-100.7 282.4 56.5 0.41| 10.1 4.1 6000 68 26 21 13| 3.8 1.2 5.0|406.2-103.8 302.4 50.4 0.45| 9.4 4.2 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20251009.12.gif