UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102711.upa.cvt Date: 1100Z 27 OCT 25 Searching for BIKF... Searching the city database file for: BIKF ... Date:1100Z 27 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 31 50 9 SFC 999 52 1.4 0.2 92 1.2 0.9 50 9 274.6 275.3 274.1 285.2 3.88 2 972 267 0.0 0.0 100 0.0 0.0 70 13 275.4 276.0 274.6 286.1 3.93 3 925 655 -1.5 -1.6 99 0.1 -1.6 105 20 277.8 278.4 275.6 287.9 3.67 4 893 935 -2.1 -2.3 99 0.2 -2.2 107 16 280.0 280.6 276.7 290.0 3.61 5 850 1325 -5.1 -5.1 100 0.0 -5.1 110 11 280.8 281.3 276.4 289.5 3.07 6 765 2145 -10.5 -10.8 98 0.3 -10.6 83 8 283.6 283.9 276.6 289.9 2.19 7 737 2431 -11.5 -17.5 61 6.0 -13.0 73 7 285.5 285.7 276.4 289.4 1.31 8 718 2632 -10.9 -19.9 47 9.0 -13.0 67 6 288.3 288.5 277.5 291.7 1.10 9 706 2761 -11.1 -22.1 40 11.0 -13.6 62 5 289.5 289.6 277.8 292.3 0.92 10 700 2827 -11.5 -21.5 43 10.0 -13.8 60 5 289.7 289.9 278.0 292.8 0.98 11 645 3451 -15.1 -26.1 39 11.0 -17.2 25 5 292.5 292.7 279.0 294.8 0.70 12 549 4646 -25.1 -28.9 71 3.8 -25.6 315 6 294.5 294.6 279.8 296.5 0.64 13 528 4929 -26.9 -36.9 38 10.0 -28.0 298 6 295.6 295.7 279.8 296.6 0.31 14 500 5320 -30.1 -38.1 46 8.0 -30.9 275 6 296.3 296.4 280.1 297.3 0.29 15 487 5506 -31.5 -38.5 50 7.0 -32.1 275 7 296.9 296.9 280.4 297.8 0.28 16 465 5831 -32.7 -49.7 17 17.0 -33.7 275 8 299.3 299.3 281.2 299.6 0.09 17 459 5922 -33.1 -47.1 23 14.0 -34.0 275 9 299.9 300.0 281.5 300.4 0.12 18 409 6719 -39.9 -41.6 84 1.7 -40.0 275 12 301.2 301.3 282.2 302.1 0.24 19 400 6870 -40.9 -44.1 71 3.2 -41.1 275 13 301.8 301.9 282.4 302.5 0.19 20 381 7199 -43.5 -46.5 72 3.0 -43.6 273 14 302.6 302.7 282.7 303.2 0.15 21 338 7996 -48.7 -54.7 50 6.0 -48.8 269 15 306.1 306.1 283.9 306.3 0.07 22 300 8770 -54.9 -58.9 61 4.0 -55.0 265 17 308.0 308.0 284.6 308.1 0.05 23 283 9141 -57.7 -59.2 83 1.5 -57.7 260 19 309.1 309.1 285.1 309.3 0.05 24 282 9163 -57.9 -60.1 76 2.2 -57.9 260 19 309.2 309.2 285.1 309.3 0.04 25 279 9230 -57.7 -59.9 76 2.2 -57.8 260 19 310.4 310.4 285.5 310.6 0.04 26 269 9462 -56.1 -68.1 21 12.0 -56.2 260 21 316.0 316.0 287.4 316.0 0.01 27 263 9606 -54.5 -69.5 14 15.0 -54.7 260 22 320.4 320.4 288.9 320.4 0.01 28 250 9930 -55.1 -71.1 12 16.0 -55.3 260 24 324.1 324.2 290.0 324.2 0.01 29 222 10693 -50.3 -77.3 3 27.0 -50.7 265 27 342.7 342.7 295.0 342.8 0.00 30 200 11370 -50.5 -79.5 2 29.0 -51.0 270 30 352.8 352.8 297.3 352.8 0.00 31 192 11638 -49.9 -79.9 2 30.0 -50.4 271 30 357.9 357.9 298.3 357.9 0.00 32 150 13250 -51.9 -81.9 2 30.0 -52.4 275 30 380.6 380.6 302.3 380.7 0.00 33 100 15860 -55.3 -85.3 1 30.0 -55.8 265 24 420.9 420.9 307.8 420.9 0.00 34 70 18120 -59.3 -87.3 1 28.0 -59.7 280 26 457.5 457.5 311.5 457.5 0.00 35 50 20210 -62.5 -88.5 2 26.0 -62.9 295 28 496.2 496.2 314.7 496.2 0.00 36 30 23330 -66.7 -90.7 2 24.0 -67.1 285 16 562.8 562.8 318.8 562.8 0.00 37 26 24192 -68.9 -91.9 2 23.0 -69.2 287 19 580.1 580.1 319.7 580.1 0.00 38 20 25760 -69.5 -92.5 2 23.0 -69.9 290 25 623.4 623.4 321.6 623.5 0.00 39 10 29860 -73.5 -94.5 3 21.0 -73.9 310 27 745.2 745.2 325.8 745.2 0.00 40 9.5 30160 -73.9 -94.9 3 21.0 -74.3 754.7 754.7 326.1 754.7 0.00 41 7.8 31319 -70.9 -93.9 2 23.0 -71.7 810.5 810.5 327.5 810.5 0.01 TRP 282 9163 -57.9 -60.1 76 2.2 -57.9 260 19 309.2 309.2 285.1 309.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5289.00 m Freezing level: 972.00 mb = 267.32 m = 877.01 ft Wetbulb zero: 971.41 mb = 272.05 m = 892.53 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 69.88 % Est. max temperature: 7.60 C = 45.69 F Sfc-Lift cond lev (LCL): 980.42 mb = 199.57 m = 654.75 ft T: 0.44 C 700-500 lapse rate: 7.46 C/km ThetaE index: 0.57 C Layer 850.0- 765.0 mb Conv cond level (CCL): 941.89 mb = 513.46 m = 1684.55 ft Mean mixing ratio: 3.79 g/kg Conv temperature: 3.67 C = 38.60 F Cap Strength: 8.06 C Lifted Index: 8.32 C Risk: None Lifted Index @300 mb: 14.81 C Lifted Index @700 mb: 6.06 C Showalter Index: 6.50 C Risk: None Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 25.00 C K Index: 9.90 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.56 J/kg Max Up Vert Vel: 6.09 m/s Conv Inhibition (B-): 58514.07 J/kg Cap Strength: 8.28 C Lift Cond Lev (LCL): 944.17 mb = 494.57 m = 1622.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 at 6 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 ---------------------------------------------------------- 0 999 52 50 9 -6.9 -5.8 | 9 9 -1.4 -8.7 1 925 655 105 20 -19.3 5.2 | 99 14 -13.8 2.3 2 850 1325 110 11 -10.3 3.8 | 100 5 -4.8 0.8 3 700 2827 60 5 -4.3 -2.5 | 348 6 1.2 -5.4 4 500 5320 275 6 6.0 -0.5 | 287 12 11.5 -3.4 5 400 6870 275 13 13.0 -1.1 | 282 19 18.5 -4.1 6 300 8770 265 17 16.9 1.5 | 274 23 22.5 -1.4 7 282 9163 260 19 18.7 3.3 | 269 24 24.2 0.4 8 250 9930 260 24 23.6 4.2 | 268 29 29.2 1.2 9 200 11370 270 30 30.0 -0.0 | 275 36 35.5 -2.9 10 150 13250 275 30 29.9 -2.6 | 279 36 35.4 -5.5 11 100 15860 265 24 23.9 2.1 | 272 29 29.4 -0.8 12 70 18120 280 26 25.6 -4.5 | 283 32 31.1 -7.4 13 50 20210 295 28 25.4 -11.8 | 296 34 30.9 -14.8 14 30 23330 285 16 15.5 -4.1 | 289 22 21.0 -7.1 15 20 25760 290 25 23.5 -8.6 | 292 31 29.0 -11.5 16 10 29860 310 27 20.7 -17.4 | 308 33 26.2 -20.3 Wind Parameters Mean winds (0-6000m): 87.9 at 8.3 knts Storm direction: 117.9 at 6.2 knts Shear (0-3000m) pos: 2.1 neg: 2.2 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): -24.7 deg Storm rel helicity (0-3000m) pos: 50.0 neg: -11.7 tot: 38.2 m^2/s^2 ave: 12.7 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 5.13 Bulk Shear: 3.62 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 85 14 62 9| 13.8 0.0 13.8| 37.4 0.0 37.4 74.7 0.96| 14.6 14.1 1000 97 16 84 10| 6.4 0.0 6.4| 50.0 0.0 50.0 50.0 0.75| 11.9 8.9 1500 100 14 87 9| 4.3 1.6 5.9| 50.0 -2.1 47.8 31.9 0.55| 9.7 5.4 2000 99 13 83 7| 3.2 2.0 5.2| 50.0 -5.8 44.1 22.1 0.39| 8.2 3.2 2500 98 12 78 6| 2.6 2.2 4.8| 50.0 -9.3 40.7 16.3 0.28| 7.1 2.0 3000 96 11 71 5| 2.1 2.2 4.4| 50.0 -11.7 38.2 12.7 0.21| 6.4 1.4 4000 88 9 51 5| 1.6 2.3 3.9| 50.0 -20.1 29.8 7.5 0.10| 5.5 0.6 5000 87 9 42 5| 1.3 2.1 3.4| 50.0 -37.1 12.8 2.6 -0.02| 5.0 -0.1 6000 88 8 41 4| 1.1 2.0 3.1| 50.0 -44.4 5.5 0.9 -0.06| 4.6 -0.3 Wrote GIF file: /home/apache/climate/data/raob//BIKF/skewt/BIKF.skewt.20251027.11.gif