UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101411.upa.cvt Date: 1100Z 14 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 14 OCT 25 Station: BIKF WMO ident: 4018 Latitude: 63.97 Longitude: -22.60 Elevation: 52.00 ------------------------------------------------------------------------------- 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 1019 52 10.2 10.2 100 0.0 10.2 215 8 281.8 283.1 282.5 302.8 7.68 1 1000 193 9.0 9.0 100 0.0 9.0 210 17 282.1 283.4 282.1 301.9 7.21 2 925 838 7.2 7.2 100 0.0 7.2 225 24 286.7 287.9 283.8 306.0 6.90 3 921 874 7.2 7.2 100 0.0 7.2 225 24 287.0 288.2 284.0 306.5 6.93 4 896 1100 5.6 2.9 83 2.7 4.2 223 25 287.6 288.6 282.4 302.6 5.26 5 886 1192 6.0 1.8 74 4.2 3.9 222 26 289.0 289.8 282.6 303.1 4.92 6 881 1238 6.0 2.0 75 4.0 4.1 222 26 289.5 290.3 282.9 303.8 5.02 7 850 1531 4.2 2.6 89 1.6 3.4 220 27 290.5 291.5 283.8 306.1 5.43 8 808 1942 1.6 1.6 100 0.0 1.6 227 25 292.0 293.0 284.3 307.4 5.32 9 794 2083 2.4 0.7 89 1.7 1.6 229 24 294.3 295.3 285.0 309.2 5.07 10 757 2467 -0.9 -0.9 100 0.0 -0.9 235 22 294.8 295.7 284.8 308.7 4.73 11 744 2605 0.0 -1.8 88 1.8 -0.9 237 22 297.3 298.1 285.5 310.6 4.50 12 730 2757 -1.3 -2.2 94 0.9 -1.7 240 21 297.5 298.3 285.6 310.7 4.46 13 714 2934 -2.3 -3.8 89 1.5 -3.0 242 20 298.2 299.0 285.4 310.4 4.04 14 709 2990 -2.3 -7.3 69 5.0 -4.3 243 20 298.8 299.4 284.7 308.3 3.11 15 700 3091 -3.3 -6.9 76 3.6 -4.8 245 19 298.8 299.4 284.8 308.7 3.25 16 695 3148 -3.7 -8.3 70 4.6 -5.5 245 19 299.0 299.5 284.5 308.0 2.94 17 693 3170 -3.7 -5.1 90 1.4 -4.3 245 20 299.2 299.9 285.5 310.6 3.77 18 687 3239 -4.1 -6.7 82 2.6 -5.1 246 20 299.5 300.2 285.2 309.8 3.37 19 670 3436 -3.5 -15.5 39 12.0 -7.5 246 22 302.4 302.7 284.5 307.8 1.71 20 633 3881 -7.7 -10.1 83 2.4 -8.6 248 26 302.5 303.1 285.8 311.2 2.80 21 614 4117 -8.3 -19.3 41 11.0 -11.5 249 28 304.5 304.7 284.9 308.9 1.35 22 581 4542 -12.1 -19.1 56 7.0 -14.0 251 31 304.9 305.2 285.2 309.6 1.45 23 569 4702 -11.9 -30.9 19 19.0 -15.7 251 33 307.0 307.1 284.8 308.7 0.51 24 557 4864 -12.5 -34.5 14 22.0 -16.5 252 34 308.1 308.2 285.1 309.4 0.37 25 515 5458 -16.1 -38.1 13 22.0 -19.5 254 39 310.8 310.8 285.9 311.8 0.28 26 500 5680 -17.5 -37.5 16 20.0 -20.6 255 41 311.7 311.8 286.3 312.8 0.30 27 456 6364 -23.7 -38.7 24 15.0 -25.6 253 43 312.3 312.3 286.5 313.3 0.29 28 400 7310 -30.9 -45.9 22 15.0 -32.1 250 45 314.8 314.9 287.2 315.4 0.16 29 393 7434 -31.9 -48.9 17 17.0 -33.1 250 45 315.1 315.1 287.3 315.5 0.11 30 361 8028 -34.7 -55.7 10 21.0 -35.8 248 47 319.1 319.1 288.5 319.3 0.06 31 305 9179 -43.5 -60.5 14 17.0 -44.0 245 51 322.5 322.5 289.6 322.7 0.04 32 300 9290 -43.9 -60.9 14 17.0 -44.5 245 51 323.5 323.5 289.9 323.6 0.04 33 256 10344 -49.5 -66.5 12 17.0 -49.8 249 56 330.2 330.2 291.8 330.3 0.02 34 254 10396 -49.1 -65.1 14 16.0 -49.5 250 56 331.6 331.6 292.2 331.7 0.02 35 250 10500 -50.3 -65.3 15 15.0 -50.6 250 57 331.3 331.3 292.1 331.4 0.02 36 202 11858 -59.1 -70.1 23 11.0 -59.2 250 43 338.2 338.2 293.9 338.3 0.01 37 200 11920 -58.9 -71.9 17 13.0 -59.0 250 42 339.5 339.5 294.2 339.5 0.01 38 176 12717 -62.7 -75.7 16 13.0 -62.8 225 38 345.9 345.9 295.7 345.9 0.01 39 161 13278 -54.3 -81.3 2 27.0 -54.6 236 37 369.0 369.0 300.4 369.0 0.00 40 150 13730 -56.7 -83.7 2 27.0 -57.0 245 37 372.4 372.4 301.0 372.4 0.00 41 137 14298 -60.1 -84.1 3 24.0 -60.3 248 33 376.2 376.2 301.6 376.2 0.00 42 100 16270 -57.5 -85.5 2 28.0 -57.9 260 17 416.6 416.6 307.3 416.6 0.00 43 70 18500 -60.5 -88.5 1 28.0 -60.9 245 10 455.0 455.0 311.3 455.0 0.00 44 51 20468 -63.9 -89.9 2 26.0 -64.3 226 13 490.1 490.1 314.2 490.1 0.00 45 50 20590 -62.7 -89.7 1 27.0 -63.1 225 13 495.7 495.7 314.7 495.7 0.00 46 43 21520 -60.1 -89.1 1 29.0 -60.7 235 14 524.0 524.0 316.5 524.0 0.00 47 30 23750 -61.3 -89.3 1 28.0 -62.1 260 16 577.5 577.5 319.5 577.6 0.00 48 20 26250 -63.3 -91.3 1 28.0 -64.2 255 26 642.4 642.4 322.4 642.4 0.00 49 18 26894 -64.7 -91.7 1 27.0 -65.5 252 27 657.6 657.7 323.0 657.7 0.00 50 17 27245 -61.3 -90.3 1 29.0 -62.6 250 28 679.4 679.4 323.7 679.4 0.01 51 14 28440 -63.5 -90.5 1 27.0 -64.7 245 30 710.7 710.7 324.8 710.8 0.01 52 13 28899 -59.3 -89.3 1 30.0 -61.3 243 31 740.5 740.5 325.7 740.6 0.01 53 10 30520 -64.5 -90.5 2 26.0 -65.9 235 34 778.8 778.8 326.7 778.9 0.01 54 9.9 30581 -64.7 -90.7 2 26.0 -66.1 780.3 780.3 326.7 780.4 0.01 55 8.6 31452 -59.3 -89.3 1 30.0 -62.1 833.4 833.4 328.0 833.5 0.02 56 7.9 31983 -59.7 -88.7 1 29.0 -62.6 852.3 852.3 328.4 852.4 0.02 TRP 176 12717 -62.7 -75.7 16 13.0 -62.8 225 38 345.9 345.9 295.7 345.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5487.00 m Freezing level: 767.09 mb = 2361.98 m = 7749.17 ft Freezing level: 744.00 mb = 2605.29 m = 8547.44 ft Freezing level: 744.00 mb = 2605.29 m = 8547.44 ft Wetbulb zero: 770.64 mb = 2323.07 m = 7621.54 ft Precipitable water: 0.85 inches Sfc-500 mean rel hum: 67.89 % Est. max temperature: 18.29 C = 64.91 F Sfc-Lift cond lev (LCL): 1019.00 mb = 52.00 m = 170.60 ft T: 10.20 C 700-500 lapse rate: 5.48 C/km ThetaE index: 3.88 C Layer 896.0- 886.0 mb Conv cond level (CCL): 976.56 mb = 389.21 m = 1276.93 ft Mean mixing ratio: 7.12 g/kg Conv temperature: 11.90 C = 53.41 F Cap Strength: 8.43 C Lifted Index: 8.85 C Risk: None Lifted Index @300 mb: 14.06 C Lifted Index @700 mb: 4.00 C Showalter Index: 7.29 C Risk: None Total Totals Index: 41.80 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 20.10 C K Index: 20.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 222.90 Risk: None Energy Index: 1.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.20 J/kg Max Up Vert Vel: 6.36 m/s Conv Inhibition (B-): 49719.22 J/kg Cap Strength: 8.63 C Lift Cond Lev (LCL): 967.62 mb = 465.31 m = 1526.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 20 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 1019 52 215 8 4.6 6.6 | 114 17 -15.7 7.0 1 1000 193 210 17 8.5 14.7 | 142 19 -11.7 15.2 2 925 838 225 24 17.0 17.0 | 169 18 -3.3 17.5 3 850 1531 220 27 17.4 20.7 | 172 21 -2.9 21.2 4 700 3091 245 19 17.2 8.0 | 160 9 -3.0 8.5 5 500 5680 255 41 39.6 10.6 | 240 22 19.4 11.1 6 400 7310 250 45 42.3 15.4 | 234 27 22.0 15.9 7 300 9290 245 51 46.2 21.6 | 230 34 26.0 22.0 8 250 10500 250 57 53.6 19.5 | 239 39 33.3 20.0 9 200 11920 250 42 39.5 14.4 | 232 24 19.2 14.8 10 176 12717 225 38 26.9 26.9 | 194 28 6.6 27.4 11 150 13730 245 37 33.5 15.6 | 219 21 13.3 16.1 12 100 16270 260 17 16.7 3.0 | 134 5 -3.5 3.4 13 70 18500 245 10 9.1 4.2 | 113 12 -11.2 4.7 14 50 20590 225 13 9.2 9.2 | 131 15 -11.1 9.7 15 30 23750 260 16 15.8 2.8 | 126 6 -4.5 3.3 16 20 26250 255 26 25.1 6.7 | 214 9 4.9 7.2 17 10 30520 235 34 27.9 19.5 | 201 21 7.6 20.0 Wind Parameters Mean winds (0-6000m): 241.4 at 27.0 knts Storm direction: 271.4 at 20.3 knts Shear (0-3000m) pos: 2.1 neg: 0.4 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 47.3 deg Storm rel helicity (0-3000m) pos: 89.2 neg: -7.1 tot: 82.1 m^2/s^2 ave: 27.4 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.75 Bulk Shear: 26.95 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 ------------------------------------------------------------------------------- 500 214 17 144 18| 13.3 0.0 13.3| 63.8 0.0 63.8 127.5 0.98| 14.1 13.8 1000 219 20 155 18| 8.8 0.0 8.8| 84.7 0.0 84.7 84.7 0.94| 9.7 9.2 1500 220 22 161 18| 5.8 0.8 6.7| 87.9 0.0 87.9 58.6 0.87| 7.3 6.3 2000 221 23 164 18| 3.9 0.6 4.5| 89.2 -0.1 89.1 44.6 0.73| 6.6 4.8 2500 223 23 165 18| 2.8 0.5 3.3| 89.2 -2.5 86.8 34.7 0.60| 6.1 3.7 3000 225 23 166 17| 2.1 0.4 2.6| 89.2 -7.1 82.1 27.4 0.49| 5.8 2.8 4000 231 23 170 15| 2.6 0.3 2.9|108.9 -7.1 101.8 25.4 0.57| 5.4 3.1 5000 236 24 180 14| 3.0 0.2 3.3|132.1 -7.1 125.0 25.0 0.59| 5.2 3.1 6000 241 27 194 14| 2.9 0.3 3.2|148.3 -9.9 138.4 23.1 0.57| 4.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251014.11.gif