UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042311.upa.cvt Date: 1100Z 23 APR 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 23 APR 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 1020 52 7.4 -2.6 49 10.0 3.2 95 6 279.0 279.5 275.4 287.6 3.09 1 1018 67 5.2 -2.8 56 8.0 2.0 94 7 276.9 277.4 274.2 285.4 3.05 2 1000 201 3.8 -3.2 60 7.0 1.0 85 14 277.0 277.5 274.2 285.3 3.01 3 925 828 -2.1 -4.2 86 2.1 -2.9 110 13 277.2 277.7 274.3 285.6 3.02 4 900 1045 -4.1 -5.2 92 1.1 -4.5 116 14 277.3 277.8 274.2 285.3 2.88 5 866 1347 -5.7 -6.3 96 0.6 -5.9 126 16 278.7 279.2 274.8 286.4 2.75 6 860 1402 -5.5 -8.1 82 2.6 -6.4 127 16 279.4 279.9 274.7 286.3 2.41 7 853 1466 -2.7 -13.7 42 11.0 -6.0 129 17 283.0 283.3 275.4 287.6 1.55 8 850 1494 -2.5 -13.5 43 11.0 -5.8 130 17 283.5 283.8 275.7 288.2 1.58 9 847 1522 -2.5 -14.5 39 12.0 -6.1 130 17 283.8 284.1 275.7 288.1 1.47 10 808 1895 -4.3 -18.3 33 14.0 -8.1 134 15 285.8 285.9 276.2 289.1 1.12 11 768 2295 -3.3 -37.3 5 34.0 -9.3 138 13 291.0 291.0 277.5 291.7 0.20 12 700 3024 -6.5 -27.5 17 21.0 -11.1 145 9 295.3 295.4 280.1 297.1 0.57 13 609 4100 -11.5 -38.5 9 27.0 -15.7 174 14 301.5 301.6 282.3 302.3 0.23 14 533 5107 -18.5 -42.5 10 24.0 -21.4 202 19 304.9 304.9 283.6 305.5 0.17 15 527 5191 -19.1 -35.1 23 16.0 -21.5 204 19 305.1 305.2 284.0 306.4 0.37 16 524 5234 -19.5 -25.5 59 6.0 -20.7 205 19 305.1 305.3 284.6 308.2 0.92 17 515 5362 -20.1 -32.1 33 12.0 -22.1 209 20 305.9 306.0 284.4 307.6 0.50 18 500 5580 -22.3 -29.3 53 7.0 -23.5 215 21 305.9 306.0 284.6 308.1 0.68 19 490 5728 -23.7 -29.7 58 6.0 -24.7 217 21 305.9 306.0 284.6 308.1 0.66 20 485 5803 -24.1 -26.4 81 2.3 -24.5 218 21 306.3 306.5 285.1 309.3 0.91 21 455 6267 -25.7 -27.3 86 1.6 -26.0 226 21 310.0 310.1 286.4 313.0 0.90 22 444 6445 -26.3 -28.9 79 2.6 -26.8 228 21 311.4 311.5 286.8 314.1 0.79 23 400 7190 -32.5 -33.9 87 1.4 -32.7 240 21 312.7 312.9 286.9 314.6 0.54 24 397 7243 -33.1 -34.3 89 1.2 -33.3 240 21 312.6 312.7 286.9 314.5 0.53 25 361 7904 -38.5 -46.5 43 8.0 -39.0 242 26 314.0 314.1 286.9 314.6 0.16 26 342 8273 -41.3 -45.2 66 3.9 -41.5 243 29 315.1 315.2 287.3 315.8 0.20 27 329 8535 -42.9 -47.9 58 5.0 -43.2 243 31 316.4 316.5 287.8 317.0 0.15 28 300 9150 -48.5 -53.5 56 5.0 -48.7 245 35 317.0 317.0 287.9 317.3 0.09 29 263 10000 -56.3 -61.3 53 5.0 -56.4 249 39 317.7 317.7 288.1 317.9 0.04 30 250 10320 -59.1 -65.1 46 6.0 -59.2 250 40 318.2 318.2 288.2 318.3 0.02 31 229 10864 -63.1 -66.4 64 3.3 -63.1 237 29 320.2 320.2 288.8 320.3 0.02 32 226 10945 -63.7 -67.9 56 4.2 -63.7 235 27 320.5 320.5 288.9 320.6 0.02 33 200 11700 -59.7 -77.7 8 18.0 -59.9 260 29 338.2 338.2 293.9 338.2 0.00 34 190 12022 -57.7 -78.7 5 21.0 -57.9 255 27 346.4 346.4 295.8 346.5 0.00 35 177 12471 -55.3 -79.3 4 24.0 -55.6 247 23 357.5 357.5 298.2 357.5 0.00 36 167 12840 -56.1 -81.1 3 25.0 -56.4 241 21 362.1 362.1 299.1 362.1 0.00 37 158 13195 -52.1 -81.1 2 29.0 -52.6 235 18 374.7 374.7 301.4 374.7 0.00 38 150 13530 -53.9 -82.9 2 29.0 -54.3 230 16 377.2 377.2 301.8 377.2 0.00 39 133 14304 -51.9 -82.9 1 31.0 -52.5 237 15 394.0 394.0 304.3 394.0 0.00 40 100 16150 -51.7 -83.7 1 32.0 -52.5 255 14 427.8 427.8 308.6 427.9 0.00 41 70 18470 -51.5 -84.5 1 33.0 -52.6 195 7 474.2 474.2 313.0 474.2 0.00 42 51 20531 -49.9 -83.9 1 34.0 -51.6 190 4 522.9 522.9 316.5 522.9 0.01 43 50 20660 -50.5 -84.5 1 34.0 -52.1 190 4 524.5 524.5 316.6 524.5 0.01 44 38 22444 -52.9 -85.9 1 33.0 -54.5 134 4 561.2 561.2 318.7 561.2 0.01 45 30 23980 -50.7 -84.7 1 34.0 -53.1 85 4 606.4 606.4 320.9 606.5 0.01 46 25 25167 -49.7 -84.7 1 35.0 -52.7 56 5 641.8 641.8 322.4 641.8 0.01 47 20 26620 -51.1 -85.1 1 34.0 -54.3 20 6 679.8 679.8 323.7 679.9 0.01 48 19 26953 -51.9 -85.9 1 34.0 -54.9 687.3 687.3 324.0 687.4 0.01 TRP 226 10945 -63.7 -67.9 56 4.2 -63.7 235 27 320.5 320.5 288.9 320.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5379.00 m Freezing level: 951.69 mb = 604.83 m = 1984.33 ft Wetbulb zero: 980.59 mb = 358.62 m = 1176.56 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 32.99 % Est. max temperature: 6.95 C = 44.51 F Sfc-Lift cond lev (LCL): 874.65 mb = 1269.12 m = 4163.73 ft T: -5.29 C 700-500 lapse rate: 6.18 C/km ThetaE index: 2.29 C Layer 1018.0- 925.0 mb Conv cond level (CCL): 884.59 mb = 1180.33 m = 3872.41 ft Mean mixing ratio: 3.02 g/kg Conv temperature: 6.34 C = 43.41 F Cap Strength: 17.73 C Lifted Index: 17.41 C Risk: None Lifted Index @300 mb: 22.38 C Lifted Index @700 mb: 12.23 C Showalter Index: 15.30 C Risk: None Total Totals Index: 28.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 8.80 C K Index: -14.70 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 4.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.66 J/kg Max Up Vert Vel: 1.15 m/s Conv Inhibition (B-): 52641.59 J/kg Cap Strength: 17.68 C Lift Cond Lev (LCL): 895.95 mb = 1080.15 m = 3543.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 195 at 11 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 1020 52 95 6 -6.0 0.5 | 41 13 -8.8 -10.1 1 1000 201 85 14 -13.9 -1.2 | 55 21 -16.7 -11.9 2 925 828 110 13 -12.2 4.4 | 68 16 -15.0 -6.2 3 850 1494 130 17 -13.0 10.9 | 91 16 -15.8 0.3 4 700 3024 145 9 -5.2 7.4 | 68 9 -8.0 -3.3 5 500 5580 215 21 12.0 17.2 | 235 11 9.3 6.5 6 400 7190 240 21 18.2 10.5 | 271 15 15.4 -0.2 7 300 9150 245 35 31.7 14.8 | 262 29 28.9 4.1 8 250 10320 250 40 37.6 13.7 | 265 35 34.8 3.0 9 226 10945 235 27 22.1 15.5 | 256 20 19.3 4.8 10 200 11700 260 29 28.6 5.0 | 282 26 25.8 -5.6 11 150 13530 230 16 12.3 10.3 | 272 9 9.5 -0.4 12 100 16150 255 14 13.5 3.6 | 303 13 10.7 -7.0 13 70 18470 195 7 1.8 6.8 | 14 4 -1.0 -3.9 14 50 20660 190 4 0.7 3.9 | 17 7 -2.1 -6.7 15 30 23980 85 4 -4.0 -0.3 | 32 13 -6.8 -11.0 16 20 26620 20 6 -2.1 -5.6 | 17 17 -4.8 -16.3 Wind Parameters Mean winds (0-6000m): 164.7 at 14.7 knts Storm direction: 194.7 at 11.0 knts Shear (0-3000m) pos: 1.2 neg: 0.0 tot: 1.2 10-3/s Storm rel Dir Shear (0-3000m): 27.7 deg Storm rel helicity (0-3000m) pos: 64.3 neg: -12.1 tot: 52.3 m^2/s^2 ave: 17.4 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 35.76 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 91 13 56 19| 7.7 0.0 7.7| 29.0 0.0 29.0 58.1 0.58| 11.3 6.5 1000 100 13 62 18| 4.7 0.0 4.7| 45.7 0.0 45.7 45.7 0.65| 8.0 5.2 1500 110 14 69 17| 4.2 0.0 4.2| 64.3 0.0 64.3 42.9 0.72| 6.9 5.0 2000 116 14 74 16| 2.6 0.0 2.6| 64.3 -3.1 61.2 30.6 0.59| 5.9 3.5 2500 120 14 76 15| 1.7 0.0 1.7| 64.3 -7.6 56.8 22.7 0.47| 5.3 2.5 3000 122 13 76 15| 1.2 0.0 1.2| 64.3 -12.1 52.3 17.4 0.37| 4.9 1.8 4000 131 13 80 13| 1.8 0.0 1.8| 76.0 -12.1 63.9 16.0 0.47| 4.6 2.2 5000 146 14 93 10| 2.2 0.0 2.2| 89.0 -12.1 76.9 15.4 0.57| 4.6 2.6 6000 165 15 118 8| 2.2 0.0 2.2|107.1 -12.1 95.0 15.8 0.60| 4.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20250423.11.gif