UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100723.upa.cvt Date: 2300Z 7 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 7 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 ------------------------------------------------------------------------------- 0 1000 -8 165 10 SFC 994 52 4.2 0.8 79 3.4 2.7 165 10 277.8 278.5 276.2 289.0 4.07 2 989 92 6.0 1.0 70 5.0 3.7 167 10 280.0 280.7 277.4 291.6 4.15 3 925 627 1.6 -1.6 79 3.2 0.3 200 15 280.9 281.6 277.3 291.2 3.67 4 890 936 -1.1 -3.7 82 2.6 -2.1 211 17 281.3 281.8 276.9 290.5 3.26 5 853 1273 -3.3 -7.9 70 4.6 -4.9 224 19 282.4 282.8 276.4 289.5 2.47 6 850 1301 -3.1 -9.1 63 6.0 -5.1 225 19 282.9 283.3 276.3 289.4 2.25 7 839 1404 -1.1 -17.1 28 16.0 -5.7 226 19 286.1 286.3 276.5 289.6 1.19 8 826 1529 -0.9 -17.9 26 17.0 -5.7 228 19 287.5 287.7 277.2 291.0 1.13 9 780 1983 -4.3 -20.3 27 16.0 -8.5 234 20 288.6 288.8 277.5 291.7 0.98 10 747 2324 -3.1 -28.1 12 25.0 -8.7 238 21 293.5 293.6 279.1 295.2 0.51 11 731 2495 -4.3 -19.3 30 15.0 -8.5 241 21 294.1 294.3 280.3 297.6 1.13 12 700 2835 -6.3 -23.3 25 17.0 -10.5 245 22 295.5 295.7 280.6 298.2 0.84 13 566 4458 -18.1 -40.1 13 22.0 -20.9 264 35 300.1 300.2 281.7 300.9 0.21 14 548 4698 -19.5 -23.9 68 4.4 -20.4 267 37 301.3 301.4 283.2 304.5 1.01 15 540 4808 -18.5 -22.3 72 3.8 -19.4 268 38 303.7 303.9 284.4 307.6 1.18 16 529 4961 -18.7 -20.2 88 1.5 -19.1 270 39 305.3 305.5 285.3 310.0 1.45 17 514 5175 -19.1 -20.3 90 1.2 -19.4 273 41 307.3 307.6 286.1 312.1 1.48 18 500 5380 -20.5 -21.2 94 0.7 -20.7 275 43 308.0 308.3 286.2 312.6 1.41 19 448 6181 -27.1 -27.1 100 0.0 -27.1 270 43 309.6 309.7 286.3 312.7 0.93 20 435 6392 -27.3 -33.3 57 6.0 -28.2 269 44 311.9 312.0 286.6 313.8 0.53 21 421 6627 -29.1 -37.1 46 8.0 -30.0 267 44 312.6 312.6 286.7 313.9 0.38 22 402 6955 -31.3 -48.3 17 17.0 -32.6 265 44 313.9 313.9 286.8 314.3 0.12 23 400 6990 -31.7 -47.7 19 16.0 -32.9 265 44 313.8 313.8 286.8 314.3 0.13 24 398 7026 -31.9 -47.9 19 16.0 -33.1 265 44 314.0 314.0 286.9 314.4 0.13 25 395 7079 -32.3 -35.6 72 3.3 -32.7 265 44 314.1 314.2 287.3 315.8 0.47 26 379 7370 -34.9 -38.1 73 3.2 -35.2 265 44 314.4 314.5 287.3 315.8 0.38 27 371 7519 -36.3 -40.3 66 4.0 -36.7 265 45 314.5 314.6 287.3 315.6 0.31 28 369 7557 -36.7 -44.7 43 8.0 -37.3 265 45 314.5 314.5 287.1 315.2 0.19 29 355 7825 -39.1 -42.3 72 3.2 -39.4 265 45 314.7 314.8 287.3 315.7 0.26 30 338 8160 -41.7 -54.7 23 13.0 -42.2 265 45 315.6 315.6 287.4 315.9 0.07 31 321 8509 -44.9 -53.9 36 9.0 -45.2 265 46 315.9 315.9 287.5 316.2 0.08 32 308 8785 -46.7 -54.7 40 8.0 -47.0 265 46 317.1 317.2 287.9 317.4 0.07 33 300 8960 -47.5 -56.5 35 9.0 -47.8 265 46 318.4 318.4 288.3 318.6 0.06 34 266 9746 -50.7 -67.7 12 17.0 -51.0 285 63 324.9 324.9 290.2 324.9 0.02 35 250 10150 -49.5 -71.5 6 22.0 -49.9 285 65 332.5 332.5 292.4 332.5 0.01 36 246 10256 -49.1 -72.2 5 23.0 -49.6 280 69 334.6 334.6 292.9 334.6 0.01 37 235 10557 -48.1 -74.1 3 26.0 -48.6 281 66 340.5 340.5 294.4 340.6 0.01 38 220 10989 -49.9 -78.9 2 29.0 -50.4 283 62 344.2 344.2 295.3 344.3 0.00 39 204 11488 -45.5 -79.5 1 34.0 -46.3 285 57 358.7 358.7 298.4 358.7 0.00 40 200 11620 -45.5 -79.5 1 34.0 -46.3 285 56 360.7 360.7 298.8 360.7 0.00 41 183 12213 -44.1 -80.1 1 36.0 -45.1 283 56 372.3 372.3 300.9 372.3 0.00 42 150 13530 -48.9 -81.9 1 33.0 -49.6 280 56 385.8 385.8 303.2 385.8 0.00 43 141 13936 -50.7 -82.7 1 32.0 -51.3 281 53 389.5 389.5 303.7 389.6 0.00 44 117 15147 -53.1 -84.1 1 31.0 -53.7 283 43 406.5 406.5 306.0 406.5 0.00 45 100 16160 -53.3 -85.3 1 32.0 -53.9 285 34 424.7 424.7 308.3 424.8 0.00 46 70 18440 -56.1 -87.1 1 31.0 -56.8 275 17 464.4 464.4 312.1 464.4 0.00 47 61 19314 -57.3 -88.3 1 31.0 -58.0 271 17 480.3 480.3 313.5 480.4 0.00 48 56 19858 -54.9 -87.9 1 33.0 -55.8 268 17 497.7 497.7 314.8 497.7 0.00 49 50 20580 -57.1 -88.1 1 31.0 -57.9 265 17 508.9 508.9 315.6 508.9 0.00 50 42 21675 -59.7 -89.7 1 30.0 -60.4 260 18 528.5 528.5 316.8 528.5 0.00 51 38 22303 -57.1 -89.1 1 32.0 -58.2 257 19 550.5 550.5 318.1 550.5 0.00 52 32 23379 -61.1 -90.1 1 29.0 -61.9 252 20 567.5 567.5 319.0 567.5 0.00 53 30 23780 -60.5 -90.5 1 30.0 -61.4 250 20 579.7 579.7 319.6 579.7 0.00 54 21 26005 -58.5 -89.5 1 31.0 -60.0 268 17 648.0 648.0 322.6 648.0 0.01 55 20 26310 -59.9 -89.9 1 30.0 -61.2 270 17 652.8 652.8 322.8 652.9 0.01 56 15 28101 -61.9 -90.9 1 29.0 -63.3 272 18 702.2 702.2 324.5 702.2 0.01 57 10 30630 -58.9 -90.9 1 32.0 -61.5 275 20 799.7 799.7 327.3 799.8 0.01 58 8.5 31660 -54.7 -89.7 1 35.0 -58.9 854.2 854.2 328.5 854.3 0.01 TRP 266 9746 -50.7 -67.7 12 17.0 -51.0 285 63 324.9 324.9 290.2 324.9 0.02 WND 246 10256 -49.1 -72.2 5 23.0 -49.6 280 69 334.6 334.6 292.9 334.6 0.01 Sounding variables and indices 1000-500 mb thick: 5388.00 m Freezing level: 904.26 mb = 810.12 m = 2657.83 ft Wetbulb zero: 921.30 mb = 659.13 m = 2162.49 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 43.80 % Est. max temperature: 10.97 C = 51.75 F Sfc-Lift cond lev (LCL): 943.14 mb = 471.80 m = 1547.87 ft T: 2.88 C 700-500 lapse rate: 5.58 C/km ThetaE index: 2.15 C Layer 925.0- 839.0 mb Conv cond level (CCL): 875.55 mb = 1066.00 m = 3497.35 ft Mean mixing ratio: 3.79 g/kg Conv temperature: 8.08 C = 46.54 F Cap Strength: 14.51 C Lifted Index: 14.84 C Risk: None Lifted Index @300 mb: 19.34 C Lifted Index @700 mb: 8.53 C Showalter Index: 16.16 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 11.40 C K Index: -8.70 Risk: None Sweat Index: 201.76 Risk: None Energy Index: 4.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.68 J/kg Max Up Vert Vel: 3.06 m/s Conv Inhibition (B-): 71082.84 J/kg Cap Strength: 14.83 C Lift Cond Lev (LCL): 890.15 mb = 934.66 m = 3066.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 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 ---------------------------------------------------------- 0 994 52 165 10 -2.6 9.7 | 124 27 -22.3 14.9 1 925 627 200 15 5.1 14.1 | 143 24 -14.5 19.3 2 850 1301 225 19 13.4 13.4 | 162 20 -6.2 18.7 3 700 2835 245 22 19.9 9.3 | 181 15 0.3 14.5 4 500 5380 275 43 42.8 -3.7 | 266 23 23.2 1.5 5 400 6990 265 44 43.8 3.8 | 249 26 24.2 9.1 6 300 8960 265 46 45.8 4.0 | 251 28 26.2 9.3 7 266 9746 285 63 60.9 -16.3 | 285 43 41.2 -11.1 8 250 10150 285 65 62.8 -16.8 | 285 45 43.1 -11.6 9 246 10256 280 69 68.0 -12.0 | 278 49 48.3 -6.7 10 200 11620 285 56 54.1 -14.5 | 285 36 34.4 -9.3 11 150 13530 280 56 55.1 -9.7 | 277 36 35.5 -4.5 12 100 16160 285 34 32.8 -8.8 | 285 14 13.2 -3.6 13 70 18440 275 17 16.9 -1.5 | 144 5 -2.7 3.8 14 50 20580 265 17 16.9 1.5 | 158 7 -2.7 6.7 15 30 23780 250 20 18.8 6.8 | 176 12 -0.9 12.1 16 20 26310 270 17 17.0 -0.0 | 153 6 -2.7 5.2 17 10 30630 275 20 19.9 -1.7 | 184 4 0.3 3.5 Wind Parameters Mean winds (0-6000m): 254.9 at 27.1 knts Storm direction: 284.9 at 20.4 knts Shear (0-3000m) pos: 4.2 neg: 0.0 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 65.4 deg Storm rel helicity (0-3000m) pos: 135.2 neg: 0.0 tot: 135.2 m^2/s^2 ave: 45.1 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 88.75 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 ------------------------------------------------------------------------------- 500 184 12 133 26| 7.9 0.0 7.9| 51.6 0.0 51.6 103.2 0.96| 8.0 7.7 1000 197 14 140 24| 7.0 0.0 7.0| 86.3 0.0 86.3 86.3 0.92| 7.3 6.7 1500 208 16 147 23| 6.0 0.0 6.0|105.6 0.0 105.6 70.4 0.89| 6.4 5.7 2000 215 17 152 21| 5.0 0.0 5.0|114.5 0.0 114.5 57.3 0.87| 5.5 4.8 2500 221 18 156 20| 4.4 0.0 4.4|122.8 0.0 122.8 49.1 0.86| 4.9 4.2 3000 226 18 160 19| 4.2 0.0 4.2|135.2 0.0 135.2 45.1 0.86| 4.7 4.1 4000 236 21 171 17| 4.4 0.0 4.4|174.6 0.0 174.6 43.7 0.90| 4.8 4.3 5000 247 24 189 15| 4.5 0.0 4.5|223.3 0.0 223.3 44.7 0.90| 5.0 4.5 6000 255 27 208 14| 4.1 0.2 4.3|240.8 -17.2 223.6 37.3 0.79| 4.7 3.8 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251007.23.gif