UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122711.upa.cvt Date: 1100Z 27 DEC 25 Searching for 89571... Searching the city database file for: 89571 ... Date:1100Z 27 DEC 25 Station: 89571 WMO ident: 89571 Latitude: -68.57 Longitude: 77.95 Elevation: 13.00 ------------------------------------------------------------------------------- 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 2 330 6 SFC 998 13 2.2 -2.1 73 4.3 0.5 330 6 275.5 276.1 273.8 284.5 3.28 2 995 37 0.4 -1.8 85 2.2 -0.4 334 6 273.9 274.5 272.9 283.1 3.36 3 925 625 -2.7 -6.6 74 3.9 -4.1 75 10 276.5 277.0 273.2 283.6 2.52 4 920 668 -3.1 -7.1 74 4.0 -4.5 74 10 276.6 277.0 273.1 283.4 2.43 5 881 1009 -6.1 -7.6 89 1.5 -6.6 63 14 276.9 277.3 273.3 283.8 2.45 6 850 1288 -8.5 -11.1 81 2.6 -9.2 55 17 277.2 277.6 272.7 282.7 1.92 7 838 1398 -9.5 -11.5 85 2.0 -10.1 56 17 277.3 277.6 272.7 282.7 1.89 8 727 2482 -16.3 -21.3 65 5.0 -17.3 67 16 281.4 281.5 273.6 284.2 0.96 9 700 2765 -18.7 -23.3 67 4.6 -19.6 70 16 281.8 281.9 273.6 284.3 0.84 10 571 4248 -30.5 -34.8 66 4.3 -30.9 76 14 284.8 284.9 274.5 285.9 0.35 11 532 4748 -33.9 -38.9 61 5.0 -34.3 78 13 286.6 286.6 275.3 287.4 0.25 12 500 5180 -36.9 -40.4 70 3.5 -37.1 80 12 288.0 288.1 276.0 288.8 0.23 13 408 6550 -47.7 -49.8 79 2.1 -47.8 62 13 291.3 291.4 277.5 291.7 0.10 14 400 6680 -48.1 -51.5 68 3.4 -48.2 60 13 292.5 292.5 278.0 292.8 0.08 15 358 7405 -52.9 -54.6 82 1.7 -52.9 45 15 295.5 295.5 279.4 295.7 0.06 16 334 7855 -52.1 -67.1 15 15.0 -52.3 41 11 302.5 302.5 282.4 302.5 0.01 17 322 8092 -52.5 -70.5 10 18.0 -52.7 39 9 305.1 305.1 283.5 305.1 0.01 18 318 8173 -52.9 -69.9 11 17.0 -53.1 38 8 305.6 305.6 283.7 305.7 0.01 19 300 8550 -52.7 -68.7 13 16.0 -52.9 35 5 311.1 311.1 285.7 311.1 0.01 20 250 9730 -49.5 -76.5 3 27.0 -49.9 275 9 332.5 332.5 292.4 332.5 0.00 21 209 10917 -46.3 -78.3 1 32.0 -47.0 283 9 355.0 355.0 297.7 355.0 0.00 22 200 11210 -46.5 -78.5 1 32.0 -47.2 285 9 359.1 359.1 298.5 359.2 0.00 23 150 13120 -44.9 -78.9 1 34.0 -46.0 275 11 392.7 392.7 304.2 392.7 0.01 24 100 15840 -43.1 -79.1 1 36.0 -44.9 280 12 444.4 444.5 310.3 444.5 0.01 25 70 18250 -40.5 -78.5 1 38.0 -43.6 300 3 497.7 497.7 314.8 497.8 0.01 26 50 20560 -38.9 -77.9 1 39.0 -43.3 55 6 551.8 551.8 318.2 551.9 0.02 27 30 24070 -35.7 -77.7 1 42.0 -43.2 65 12 647.3 647.3 322.6 647.6 0.03 TRP 358 7405 -52.9 -54.6 82 1.7 -52.9 45 15 295.5 295.5 279.4 295.7 0.06 WND Sounding variables and indices 1000-500 mb thick: 5178.00 m Freezing level: 985.97 mb = 113.28 m = 371.66 ft Wetbulb zero: 996.44 mb = 25.74 m = 84.45 ft Precipitable water: 0.29 inches Sfc-500 mean rel hum: 71.62 % Est. max temperature: 3.95 C = 39.10 F Sfc-Lift cond lev (LCL): 933.52 mb = 551.15 m = 1808.21 ft T: -2.31 C 700-500 lapse rate: 7.54 C/km ThetaE index: 1.41 C Layer 995.0- 925.0 mb Conv cond level (CCL): 885.57 mb = 968.16 m = 3176.33 ft Mean mixing ratio: 2.81 g/kg Conv temperature: 3.55 C = 38.40 F Cap Strength: 3.40 C Lifted Index: 4.39 C Risk: None Lifted Index @300 mb: 19.64 C Lifted Index @700 mb: 1.50 C Showalter Index: 4.92 C Risk: None Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 25.80 C K Index: 12.70 Risk: None Sweat Index: 150.00 Risk: None Energy Index: 1.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.97 J/kg Max Up Vert Vel: 4.24 m/s Conv Inhibition (B-): 50584.48 J/kg Cap Strength: 4.27 C Lift Cond Lev (LCL): 902.41 mb = 819.86 m = 2689.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 98 at 10 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 ---------------------------------------------------------- 0 998 13 330 6 3.0 -5.2 | 297 15 13.2 -6.7 1 925 625 75 10 -9.7 -2.6 | 353 4 0.5 -4.1 2 850 1288 55 17 -13.9 -9.8 | 18 12 -3.7 -11.2 3 700 2765 70 16 -15.0 -5.5 | 35 8 -4.8 -7.0 4 500 5180 80 12 -11.8 -2.1 | 24 4 -1.6 -3.6 5 400 6680 60 13 -11.3 -6.5 | 8 8 -1.1 -8.0 6 358 7405 45 15 -10.6 -10.6 | 2 12 -0.4 -12.1 7 300 8550 35 5 -2.9 -4.1 | 307 9 7.3 -5.6 8 250 9730 275 9 9.0 -0.8 | 277 19 19.2 -2.3 9 200 11210 285 9 8.7 -2.3 | 281 19 18.9 -3.8 10 150 13120 275 11 11.0 -1.0 | 277 21 21.1 -2.5 11 100 15840 280 12 11.8 -2.1 | 279 22 22.0 -3.6 12 70 18250 300 3 2.6 -1.5 | 283 13 12.8 -3.0 13 50 20560 55 6 -4.9 -3.4 | 313 7 5.3 -4.9 14 30 24070 65 12 -10.9 -5.1 | 6 7 -0.7 -6.6 Wind Parameters Mean winds (0-6000m): 68.4 at 13.7 knts Storm direction: 98.4 at 10.3 knts Shear (0-3000m) pos: 2.8 neg: 0.5 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 97.8 deg Storm rel helicity (0-3000m) pos: 40.8 neg: -0.0 tot: 40.8 m^2/s^2 ave: 13.6 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.78 Bulk Shear: 11.46 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 28 8 321 11| 11.0 0.0 11.0| 27.3 0.0 27.3 54.6 0.73| 12.2 8.9 1000 57 10 342 7| 8.0 0.0 8.0| 32.6 0.0 32.6 32.6 0.63| 10.1 6.3 1500 57 12 357 8| 5.4 1.1 6.5| 34.4 0.0 34.4 23.0 0.54| 8.2 4.4 2000 58 13 5 8| 4.1 0.8 4.9| 37.2 0.0 37.2 18.6 0.55| 6.5 3.6 2500 60 14 11 9| 3.4 0.7 4.0| 39.7 0.0 39.7 15.9 0.55| 5.5 3.1 3000 61 14 15 9| 2.8 0.5 3.4| 40.8 -0.0 40.8 13.6 0.55| 4.8 2.6 4000 65 14 19 8| 2.0 0.4 2.4| 40.8 -0.4 40.4 10.1 0.50| 3.9 1.9 5000 67 14 21 7| 1.5 0.3 1.8| 40.8 -1.1 39.7 7.9 0.46| 3.3 1.5 6000 68 14 21 7| 1.3 0.4 1.7| 40.8 -2.5 38.3 6.4 0.39| 3.0 1.2 Wrote GIF file: /home/apache/climate/data/raob//89571/skewt/89571.skewt.20251227.11.gif