UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121023.upa.cvt Date: 2300Z 10 DEC 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:2300Z 10 DEC 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 -109 SFC 982 52 3.8 -2.2 65 6.0 1.3 75 10 278.4 279.0 275.4 287.6 3.31 2 978 84 4.0 -3.0 60 7.0 1.2 76 11 278.9 279.5 275.5 287.7 3.13 3 925 524 1.0 -3.5 72 4.5 -0.8 95 31 280.3 280.9 276.3 289.3 3.19 4 870 1013 -2.9 -5.0 85 2.1 -3.7 113 48 281.2 281.7 276.5 289.8 3.03 5 850 1197 -3.5 -6.6 79 3.1 -4.6 120 55 282.5 283.0 276.8 290.3 2.74 6 808 1596 -5.7 -5.7 100 0.0 -5.7 125 47 284.3 284.8 278.2 293.1 3.09 7 730 2386 -9.5 -9.9 97 0.4 -9.6 136 31 288.5 288.9 279.4 295.7 2.47 8 711 2590 -9.1 -11.8 81 2.7 -9.9 138 27 291.1 291.5 280.3 297.6 2.18 9 706 2645 -8.7 -20.7 37 12.0 -11.7 139 26 292.1 292.3 279.3 295.4 1.04 10 700 2711 -9.1 -24.1 28 15.0 -12.5 140 25 292.4 292.5 279.0 294.9 0.78 11 699 2722 -9.1 -24.1 28 15.0 -12.5 140 25 292.5 292.7 279.1 295.0 0.78 12 696 2755 -9.1 -15.1 62 6.0 -10.9 141 25 292.9 293.2 280.5 298.1 1.70 13 645 3340 -13.3 -16.4 77 3.1 -14.2 151 28 294.6 294.9 281.1 299.6 1.64 14 632 3495 -14.5 -21.5 55 7.0 -16.1 154 28 294.9 295.1 280.6 298.3 1.08 15 609 3775 -17.1 -18.1 92 1.0 -17.3 159 30 295.1 295.3 281.2 299.7 1.51 16 597 3925 -18.1 -25.1 54 7.0 -19.5 161 30 295.6 295.7 280.6 298.3 0.83 17 594 3962 -18.3 -19.8 88 1.5 -18.7 162 30 295.8 296.0 281.3 300.0 1.34 18 593 3975 -18.5 -19.7 90 1.2 -18.8 162 30 295.7 295.9 281.3 299.9 1.35 19 573 4230 -20.1 -29.1 45 9.0 -21.6 167 32 296.7 296.8 280.8 298.7 0.60 20 569 4282 -20.5 -28.5 49 8.0 -21.8 168 32 296.9 297.0 280.8 298.9 0.64 21 566 4321 -20.9 -31.9 37 11.0 -22.5 168 32 296.8 296.9 280.6 298.4 0.47 22 561 4387 -19.9 -55.9 3 36.0 -22.7 170 32 298.8 298.8 280.8 298.9 0.04 23 555 4467 -18.5 -42.5 10 24.0 -21.4 171 33 301.4 301.4 282.1 301.9 0.16 24 554 4481 -17.9 -27.9 41 10.0 -19.8 171 33 302.2 302.3 283.2 304.5 0.70 25 548 4562 -18.7 -22.9 69 4.2 -19.6 173 33 302.2 302.4 283.7 305.8 1.11 26 517 4994 -21.9 -22.0 99 0.1 -21.9 181 35 303.4 303.7 284.4 307.5 1.27 27 500 5240 -23.3 -25.2 84 1.9 -23.7 185 36 304.6 304.8 284.5 307.9 0.99 28 482 5506 -25.3 -29.1 70 3.8 -25.9 185 37 305.4 305.5 284.5 307.8 0.71 29 400 6830 -34.1 -37.5 71 3.4 -34.4 185 44 310.7 310.7 286.1 312.0 0.38 30 399 6848 -34.3 -37.7 71 3.4 -34.6 185 44 310.6 310.7 286.0 311.9 0.37 31 348 7797 -38.5 -42.6 65 4.1 -38.8 197 55 317.3 317.4 288.2 318.3 0.26 32 300 8800 -46.9 -51.2 61 4.3 -47.1 210 66 319.3 319.3 288.6 319.7 0.11 33 250 9980 -56.5 -60.7 59 4.2 -56.6 215 85 322.1 322.1 289.5 322.2 0.04 34 238 10290 -59.2 -63.3 59 4.1 -59.3 220 87 322.6 322.6 289.6 322.7 0.03 35 235 10369 -59.9 -64.0 59 4.1 -60.0 219 84 322.7 322.7 289.6 322.8 0.03 36 225 10639 -61.1 -64.5 64 3.4 -61.2 214 74 324.9 324.9 290.3 325.0 0.03 37 218 10835 -61.7 -66.7 51 5.0 -61.7 211 67 326.9 326.9 290.9 327.0 0.02 38 215 10921 -61.9 -66.5 54 4.6 -62.0 210 64 327.9 327.9 291.2 328.0 0.02 39 211 11037 -62.1 -65.3 65 3.2 -62.1 209 61 329.3 329.3 291.6 329.5 0.03 40 207 11155 -61.7 -68.7 39 7.0 -61.8 207 58 331.8 331.8 292.2 331.8 0.02 41 204 11246 -60.3 -77.3 9 17.0 -60.4 206 56 335.4 335.4 293.2 335.4 0.01 42 200 11370 -56.7 -81.7 3 25.0 -56.9 205 53 343.0 343.0 295.0 343.0 0.00 43 199 11402 -55.7 -80.7 3 25.0 -55.9 205 53 345.1 345.1 295.5 345.1 0.00 44 191 11664 -54.1 -81.1 2 27.0 -54.4 204 50 351.7 351.7 297.0 351.7 0.00 45 166 12556 -58.1 -83.1 3 25.0 -58.3 202 43 359.4 359.4 298.6 359.4 0.00 46 150 13200 -54.3 -83.3 2 29.0 -54.7 200 37 376.5 376.5 301.7 376.5 0.00 47 149 13243 -53.9 -82.9 2 29.0 -54.3 200 37 377.9 377.9 301.9 377.9 0.00 48 140 13640 -56.9 -83.9 2 27.0 -57.2 201 38 379.5 379.5 302.2 379.5 0.00 49 128 14212 -52.9 -83.9 1 31.0 -53.4 202 39 396.5 396.5 304.8 396.5 0.00 50 115 14896 -56.7 -84.7 2 28.0 -57.1 203 41 401.8 401.8 305.5 401.8 0.00 51 100 15780 -57.1 -85.1 2 28.0 -57.5 205 43 417.4 417.4 307.4 417.4 0.00 52 87 16658 -58.7 -86.7 2 28.0 -59.1 209 41 431.1 431.1 309.0 431.2 0.00 53 83 16955 -56.7 -85.7 1 29.0 -57.2 210 40 441.1 441.1 310.0 441.1 0.00 54 70 18030 -58.5 -87.5 1 29.0 -59.0 215 37 459.2 459.2 311.7 459.2 0.00 55 54 19652 -59.3 -88.3 1 29.0 -59.9 215 39 492.8 492.8 314.4 492.8 0.00 56 50 20130 -61.1 -88.1 2 27.0 -61.6 215 40 499.5 499.5 314.9 499.5 0.00 57 44 20919 -64.3 -90.3 2 26.0 -64.7 221 41 510.3 510.3 315.7 510.3 0.00 58 40 21506 -61.3 -89.3 1 28.0 -61.9 226 41 531.9 531.9 317.1 531.9 0.00 59 30 23270 -66.7 -91.7 2 25.0 -67.1 240 42 562.8 562.8 318.8 562.8 0.00 60 24 24630 -61.9 -89.9 1 28.0 -62.8 248 46 613.8 613.8 321.2 613.9 0.00 61 20 25750 -63.9 -90.9 1 27.0 -64.7 255 49 640.6 640.6 322.3 640.6 0.00 62 16 27103 -68.5 -92.5 2 24.0 -69.1 667.8 667.8 323.3 667.8 0.00 TRP 215 10921 -61.9 -66.5 54 4.6 -62.0 210 64 327.9 327.9 291.2 328.0 0.02 WND 238 10290 -59.2 -63.3 59 4.1 -59.3 220 87 322.6 322.6 289.6 322.7 0.03 Sounding variables and indices 1000-500 mb thick: 5349.00 m Freezing level: 910.90 mb = 649.39 m = 2130.51 ft Wetbulb zero: 946.30 mb = 344.38 m = 1129.83 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 76.36 % Est. max temperature: 8.62 C = 47.51 F Sfc-Lift cond lev (LCL): 894.95 mb = 787.47 m = 2583.54 ft T: -1.10 C 700-500 lapse rate: 5.61 C/km ThetaE index: 2.75 C Layer 706.0- 699.0 mb Conv cond level (CCL): 813.91 mb = 1538.62 m = 5047.91 ft Mean mixing ratio: 3.14 g/kg Conv temperature: 9.38 C = 48.89 F Cap Strength: 13.06 C Lifted Index: 13.77 C Risk: None Lifted Index @300 mb: 21.58 C Lifted Index @700 mb: 7.26 C Showalter Index: 12.72 C Risk: None Total Totals Index: 36.50 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 16.70 C K Index: -1.80 Risk: None Sweat Index: 146.00 Risk: None Energy Index: 3.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.34 J/kg Max Up Vert Vel: 4.08 m/s Conv Inhibition (B-): 48858.63 J/kg Cap Strength: 13.63 C Lift Cond Lev (LCL): 863.28 mb = 1074.37 m = 3524.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 177 at 26 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 ---------------------------------------------------------- 0 982 52 75 10 -9.7 -2.6 | 16 30 -8.2 -28.4 1 925 524 95 31 -30.9 2.7 | 52 37 -29.4 -23.1 2 850 1197 120 55 -47.6 27.5 | 92 46 -46.2 1.7 3 700 2711 140 25 -16.1 19.2 | 65 16 -14.6 -6.7 4 500 5240 185 36 3.1 35.9 | 205 11 4.6 10.0 5 400 6830 185 44 3.8 43.8 | 196 19 5.3 18.0 6 300 8800 210 66 33.0 57.2 | 228 47 34.4 31.3 7 250 9980 215 85 48.8 69.6 | 229 67 50.2 43.8 8 238 10290 220 87 55.9 66.6 | 235 70 57.4 40.8 9 215 10921 210 64 32.0 55.4 | 228 45 33.4 29.6 10 200 11370 205 53 22.4 48.0 | 227 33 23.8 22.2 11 150 13200 200 37 12.7 34.8 | 238 17 14.1 8.9 12 100 15780 205 43 18.2 39.0 | 236 24 19.6 13.2 13 70 18030 215 37 21.2 30.3 | 259 23 22.7 4.5 14 50 20130 215 40 22.9 32.8 | 254 25 24.4 6.9 15 30 23270 240 42 36.4 21.0 | 277 38 37.8 -4.8 16 20 25750 255 49 47.3 12.7 | 285 51 48.8 -13.1 Wind Parameters Mean winds (0-6000m): 146.8 at 34.5 knts Storm direction: 176.8 at 25.9 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 57.8 deg Storm rel helicity (0-3000m) pos: 517.1 neg: -59.1 tot: 458.1 m^2/s^2 ave: 152.7 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 15.0 stream: 7.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.08 Bulk Shear: 109.10 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 21 37 32| 23.6 0.0 23.6|195.4 0.0 195.4 390.8 0.94| 24.1 22.6 1000 102 31 56 35| 21.9 0.0 21.9|426.2 0.0 426.2 426.2 0.95| 23.5 22.3 1500 111 38 70 36| 14.5 0.0 14.5|509.5 -0.9 508.7 339.1 0.84| 20.5 17.2 2000 115 39 75 35| 8.6 0.0 8.6|509.5 -17.5 492.1 246.0 0.68| 18.2 12.4 2500 118 38 76 33| 5.2 0.0 5.2|509.5 -48.6 460.9 184.4 0.53| 16.8 8.8 3000 120 36 76 31| 4.3 0.0 4.3|517.1 -59.1 458.1 152.7 0.48| 15.0 7.3 4000 128 34 79 26| 4.1 0.0 4.1|539.4 -59.1 480.3 120.1 0.52| 12.5 6.5 5000 137 34 88 22| 4.0 0.0 4.0|561.4 -59.1 502.3 100.5 0.56| 11.2 6.3 6000 147 34 100 18| 3.6 0.2 3.8|566.2 -63.0 503.1 83.9 0.54| 9.8 5.3 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251210.23.gif