UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121723.upa.cvt Date: 2300Z 17 DEC 25 Searching for 89571... Searching the city database file for: 89571 ... Date:2300Z 17 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 -175 SFC 976 13 -1.5 -11.5 46 10.0 -4.5 50 13 273.5 273.8 270.0 278.1 1.62 2 925 442 -5.5 -11.5 63 6.0 -7.2 40 14 273.7 274.0 270.2 278.5 1.71 3 850 1098 -11.1 -14.6 75 3.5 -12.0 50 22 274.5 274.8 270.3 278.6 1.45 4 842 1171 -11.7 -14.7 78 3.0 -12.5 48 21 274.6 274.9 270.4 278.8 1.45 5 799 1570 -14.7 -17.3 81 2.6 -15.3 36 16 275.6 275.8 270.6 279.1 1.23 6 784 1713 -15.1 -22.1 55 7.0 -16.4 31 14 276.6 276.8 270.6 279.1 0.83 7 747 2077 -17.1 -27.1 42 10.0 -18.7 20 9 278.3 278.4 271.1 280.0 0.55 8 733 2219 -18.1 -27.1 45 9.0 -19.5 16 8 278.7 278.8 271.4 280.5 0.57 9 724 2311 -16.3 -36.3 16 20.0 -18.8 13 6 281.7 281.7 272.6 282.5 0.24 10 700 2564 -18.3 -36.3 19 18.0 -20.4 5 3 282.2 282.3 272.9 283.0 0.24 11 665 2945 -21.5 -36.5 25 15.0 -23.2 344 4 282.8 282.8 273.2 283.6 0.25 12 548 4354 -28.1 -53.1 7 25.0 -29.6 263 9 291.0 291.1 277.3 291.2 0.05 13 500 5010 -30.1 -53.1 9 23.0 -31.4 225 11 296.3 296.3 279.8 296.5 0.06 14 483 5255 -30.1 -55.1 7 25.0 -31.5 226 13 299.3 299.3 281.1 299.5 0.04 15 400 6570 -37.7 -57.7 11 20.0 -38.5 230 22 306.0 306.0 283.8 306.1 0.04 16 396 6639 -38.3 -57.3 12 19.0 -39.1 229 22 306.1 306.1 283.9 306.2 0.04 17 384 6852 -37.3 -60.3 7 23.0 -38.2 226 22 310.1 310.1 285.4 310.2 0.03 18 322 8056 -42.7 -59.7 14 17.0 -43.3 211 24 318.7 318.7 288.3 318.8 0.04 19 300 8530 -46.5 -60.5 19 14.0 -46.9 205 24 319.8 319.8 288.7 320.0 0.04 20 271 9199 -51.7 -59.7 38 8.0 -51.9 222 17 321.7 321.7 289.3 321.9 0.05 21 263 9393 -52.7 -59.7 42 7.0 -52.9 227 15 323.0 323.0 289.7 323.2 0.05 22 250 9720 -54.3 -63.3 32 9.0 -54.5 235 12 325.3 325.3 290.4 325.5 0.03 23 240 9981 -55.5 -64.5 32 9.0 -55.6 270 10 327.4 327.4 291.0 327.5 0.03 24 227 10337 -53.7 -78.7 3 25.0 -54.0 310 9 335.4 335.4 293.2 335.4 0.00 25 200 11160 -48.7 -79.7 2 31.0 -49.3 40 7 355.7 355.7 297.8 355.7 0.00 26 188 11568 -46.7 -79.7 1 33.0 -47.4 43 10 365.2 365.2 299.7 365.2 0.00 27 150 13070 -44.7 -79.7 1 35.0 -45.8 55 20 393.0 393.0 304.2 393.1 0.00 28 144 13342 -44.3 -79.3 1 35.0 -45.5 53 20 398.3 398.3 305.0 398.4 0.01 29 136 13723 -45.9 -79.9 1 34.0 -47.0 50 20 402.1 402.1 305.5 402.1 0.00 30 100 15780 -42.3 -80.3 1 38.0 -44.3 35 21 446.0 446.0 310.5 446.0 0.01 31 76 17647 -38.9 -78.9 1 40.0 -42.2 62 16 489.5 489.5 314.2 489.6 0.01 32 70 18210 -39.7 -78.7 1 39.0 -43.0 70 15 499.5 499.5 314.9 499.5 0.01 33 63 18933 -39.9 -78.9 1 39.0 -43.3 67 16 514.3 514.3 315.9 514.4 0.01 34 50 20520 -38.9 -78.9 1 40.0 -43.3 60 17 551.8 551.8 318.2 551.9 0.02 35 30 24030 -37.5 -79.5 0 42.0 -44.2 70 21 642.4 642.4 322.4 642.6 0.02 36 23 25861 -37.9 -79.9 0 42.0 -45.5 73 27 692.0 692.0 324.1 692.2 0.03 37 20 26830 -34.5 -77.5 0 43.0 -44.4 75 30 730.6 730.6 325.4 731.0 0.05 38 10 31740 -26.9 -72.9 0 46.0 -45.2 80 32 919.1 919.2 329.8 921.4 0.20 39 9.8 31886 -26.5 -72.5 0 46.0 -45.2 926.0 926.1 329.9 928.4 0.22 TRP 240 9981 -55.5 -64.5 32 9.0 -55.6 270 10 327.4 327.4 291.0 327.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5185.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 35.87 % Est. max temperature: -0.07 C = 31.87 F Sfc-Lift cond lev (LCL): 833.80 mb = 1245.05 m = 4084.75 ft T: -12.26 C 700-500 lapse rate: 4.82 C/km ThetaE index: 0.03 C Layer 784.0- 747.0 mb Conv cond level (CCL): 814.96 mb = 1419.10 m = 4655.78 ft Mean mixing ratio: 1.65 g/kg Conv temperature: 0.17 C = 32.31 F Cap Strength: 11.26 C Lifted Index: 15.06 C Risk: None Lifted Index @300 mb: 29.36 C Lifted Index @700 mb: 5.53 C Showalter Index: 14.88 C Risk: None Total Totals Index: 34.50 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 15.50 C K Index: -13.60 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.68 J/kg Max Up Vert Vel: 2.32 m/s Conv Inhibition (B-): 82155.23 J/kg Cap Strength: 14.83 C Lift Cond Lev (LCL): 832.85 mb = 1253.69 m = 4113.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 57 at 8 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 ---------------------------------------------------------- 0 976 13 50 13 -10.0 -8.4 | 38 5 -2.9 -3.8 1 925 442 40 14 -9.0 -10.7 | 18 6 -2.0 -6.1 2 850 1098 50 22 -16.9 -14.1 | 46 14 -9.8 -9.6 3 700 2564 5 3 -0.3 -3.0 | 257 7 6.8 1.6 4 500 5010 225 11 7.8 7.8 | 230 19 14.8 12.4 5 400 6570 230 22 16.9 14.1 | 232 30 23.9 18.7 6 300 8530 205 24 10.1 21.8 | 213 31 17.2 26.3 7 250 9720 235 12 9.8 6.9 | 236 20 16.9 11.5 8 240 9981 270 10 10.0 -0.0 | 255 18 17.0 4.6 9 200 11160 40 7 -4.5 -5.4 | 287 3 2.5 -0.8 10 150 13070 55 20 -16.4 -11.5 | 54 12 -9.3 -6.9 11 100 15780 35 21 -12.0 -17.2 | 22 14 -5.0 -12.6 12 70 18210 70 15 -14.1 -5.1 | 86 7 -7.1 -0.5 13 50 20520 60 17 -14.7 -8.5 | 63 9 -7.7 -3.9 14 30 24030 70 21 -19.7 -7.2 | 78 13 -12.7 -2.6 15 20 26830 75 30 -29.0 -7.8 | 82 22 -21.9 -3.2 16 10 31740 80 32 -31.5 -5.6 | 88 24 -24.5 -1.0 Wind Parameters Mean winds (0-6000m): 26.9 at 11.2 knts Storm direction: 56.9 at 8.4 knts Shear (0-3000m) pos: 1.1 neg: 3.2 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -130.5 deg Storm rel helicity (0-3000m) pos: 13.5 neg: -40.8 tot: -27.3 m^2/s^2 ave: -9.1 10^-3 m/s^2 rel: -0.44 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.03 Bulk Shear: 2.61 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 44 14 25 6| 0.0 2.9 2.9| 0.7 -2.6 -1.9 -3.8 -0.42| 3.4 -1.4 1000 45 16 32 8| 3.4 1.5 4.8| 9.8 -2.6 7.1 7.1 0.21| 5.1 1.1 1500 45 17 35 9| 2.2 2.2 4.4| 11.1 -17.4 -6.3 -4.2 -0.14| 6.0 -0.9 2000 44 16 30 8| 1.7 3.2 4.8| 11.1 -29.8 -18.7 -9.4 -0.37| 6.4 -2.3 2500 45 14 29 6| 1.3 3.5 4.9| 11.1 -40.1 -29.0 -11.6 -0.50| 6.5 -3.2 3000 43 13 20 5| 1.1 3.2 4.3| 13.5 -40.8 -27.3 -9.1 -0.44| 5.9 -2.6 4000 35 11 351 4| 0.8 3.3 4.1| 14.0 -48.9 -34.9 -8.7 -0.41| 5.3 -2.2 5000 40 11 354 4| 0.7 3.1 3.8| 14.0 -89.4 -75.4 -15.1 -0.50| 5.2 -2.6 6000 27 11 340 6| 0.1 2.6 2.7| 16.2 -89.4 -73.3 -12.2 -0.44| 5.0 -2.2 Wrote GIF file: /home/apache/climate/data/raob//89571/skewt/89571.skewt.20251217.23.gif