UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123011.upa.cvt Date: 1100Z 30 DEC 25 Searching for 89571... Searching the city database file for: 89571 ... Date:1100Z 30 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 -64 SFC 990 13 7.6 -4.4 42 12.0 2.7 190 13 281.6 282.0 276.4 289.5 2.78 2 979 105 4.8 -5.2 48 10.0 0.9 181 12 279.6 280.1 275.2 287.1 2.65 3 925 569 1.2 -8.8 47 10.0 -2.3 135 9 280.5 280.9 274.9 286.6 2.12 4 850 1241 -4.9 -10.9 63 6.0 -6.8 110 14 281.0 281.3 274.9 286.6 1.95 5 811 1608 -8.3 -11.3 79 3.0 -9.2 98 15 281.2 281.5 275.0 286.9 1.98 6 786 1850 -10.1 -16.1 61 6.0 -11.6 90 16 281.8 282.0 274.5 285.9 1.38 7 769 2018 -10.3 -18.3 52 8.0 -12.2 84 16 283.4 283.6 275.0 286.9 1.17 8 700 2734 -16.3 -21.2 66 4.9 -17.3 60 18 284.4 284.6 275.3 287.5 1.00 9 648 3313 -19.1 -24.0 65 4.9 -20.0 74 18 287.6 287.8 276.7 290.2 0.85 10 636 3452 -18.5 -23.5 65 5.0 -19.5 77 19 289.8 290.0 278.0 292.6 0.90 11 599 3897 -22.1 -24.3 82 2.2 -22.5 88 19 290.7 290.8 278.4 293.5 0.89 12 583 4096 -22.9 -27.2 68 4.3 -23.6 93 19 292.0 292.1 278.7 294.2 0.70 13 580 4134 -22.1 -38.1 22 16.0 -23.9 94 19 293.4 293.4 278.7 294.2 0.25 14 572 4236 -20.7 -50.7 5 30.0 -23.2 96 19 296.2 296.2 279.7 296.4 0.06 15 531 4783 -24.1 -45.1 13 21.0 -26.0 109 20 298.5 298.5 280.8 298.9 0.13 16 516 4992 -25.5 -33.5 47 8.0 -26.5 114 20 299.2 299.3 281.6 300.7 0.44 17 504 5162 -26.5 -36.5 38 10.0 -27.6 119 20 300.0 300.1 281.8 301.2 0.33 18 500 5220 -27.1 -36.1 42 9.0 -28.1 120 20 300.0 300.1 281.8 301.2 0.35 19 469 5675 -30.7 -39.7 41 9.0 -31.5 117 21 301.1 301.1 282.1 302.0 0.26 20 450 5966 -32.5 -50.5 15 18.0 -33.6 115 22 302.4 302.4 282.5 302.7 0.08 21 400 6780 -39.3 -51.3 27 12.0 -39.9 110 24 303.9 303.9 283.1 304.2 0.08 22 337 7937 -47.7 -56.7 35 9.0 -48.0 128 25 307.7 307.7 284.5 307.9 0.05 23 303 8635 -51.5 -58.5 43 7.0 -51.7 139 25 311.9 311.9 286.1 312.1 0.05 24 300 8700 -51.7 -59.7 38 8.0 -51.9 140 25 312.5 312.5 286.2 312.6 0.04 25 294 8831 -52.3 -62.3 29 10.0 -52.5 139 25 313.4 313.4 286.6 313.6 0.03 26 285 9031 -53.3 -68.3 14 15.0 -53.5 138 24 314.8 314.8 287.1 314.9 0.01 27 279 9168 -53.9 -61.9 37 8.0 -54.1 138 24 315.9 315.9 287.4 316.0 0.03 28 255 9744 -55.5 -64.5 32 9.0 -55.6 135 22 321.7 321.7 289.3 321.8 0.03 29 250 9870 -54.5 -66.5 21 12.0 -54.7 130 20 325.0 325.0 290.3 325.1 0.02 30 209 11031 -48.1 -79.1 2 31.0 -48.7 110 14 352.1 352.1 297.1 352.2 0.00 31 200 11320 -48.1 -79.1 2 31.0 -48.7 105 13 356.6 356.6 298.0 356.6 0.00 32 155 13003 -46.3 -81.3 1 35.0 -47.2 92 8 386.6 386.6 303.3 386.7 0.00 33 150 13220 -46.3 -81.3 1 35.0 -47.3 90 7 390.3 390.3 303.8 390.3 0.00 34 100 15930 -43.7 -80.7 1 37.0 -45.4 220 3 443.3 443.3 310.2 443.3 0.01 35 94 16343 -44.7 -81.7 1 37.0 -46.4 191 4 449.2 449.2 310.8 449.3 0.01 36 70 18320 -42.1 -81.1 1 39.0 -44.8 55 7 494.3 494.3 314.5 494.4 0.01 37 50 20610 -39.9 -80.9 0 41.0 -44.0 75 3 549.4 549.4 318.1 549.5 0.01 38 30 24110 -37.3 -79.3 0 42.0 -44.1 90 7 643.0 643.0 322.4 643.1 0.02 39 20 26920 -34.5 -77.5 0 43.0 -44.4 85 13 730.6 730.6 325.4 731.0 0.05 40 17 28056 -34.5 -77.5 0 43.0 -45.2 765.3 765.4 326.4 765.9 0.06 41 11 31141 -27.9 -73.9 0 46.0 -45.0 890.8 890.9 329.2 892.5 0.16 TRP 255 9744 -55.5 -64.5 32 9.0 -55.6 135 22 321.7 321.7 289.3 321.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5284.00 m Freezing level: 910.25 mb = 701.20 m = 2300.49 ft Wetbulb zero: 963.31 mb = 237.42 m = 778.91 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 52.88 % Est. max temperature: 7.11 C = 44.79 F Sfc-Lift cond lev (LCL): 823.10 mb = 1492.09 m = 4895.24 ft T: -7.23 C 700-500 lapse rate: 4.34 C/km ThetaE index: 2.85 C Layer 979.0- 850.0 mb Conv cond level (CCL): 791.08 mb = 1800.10 m = 5905.77 ft Mean mixing ratio: 2.31 g/kg Conv temperature: 7.72 C = 45.90 F Cap Strength: 11.57 C Lifted Index: 11.43 C Risk: None Lifted Index @300 mb: 18.12 C Lifted Index @700 mb: 1.38 C Showalter Index: 11.67 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 16.20 C K Index: 6.40 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 2.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.24 J/kg Max Up Vert Vel: 2.91 m/s Conv Inhibition (B-): 69292.78 J/kg Cap Strength: 11.43 C Lift Cond Lev (LCL): 806.87 mb = 1647.27 m = 5404.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 130 at 13 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 ---------------------------------------------------------- 0 990 13 190 13 2.3 12.8 | 249 13 12.1 4.6 1 925 569 135 9 -6.4 6.4 | 297 4 3.5 -1.8 2 850 1241 110 14 -13.2 4.8 | 45 5 -3.3 -3.4 3 700 2734 60 18 -15.6 -9.0 | 19 18 -5.7 -17.2 4 500 5220 120 20 -17.3 10.0 | 104 8 -7.5 1.8 5 400 6780 110 24 -22.6 8.2 | 90 13 -12.7 0.1 6 300 8700 140 25 -16.1 19.2 | 150 13 -6.2 11.0 7 255 9744 135 22 -15.6 15.6 | 142 9 -5.7 7.4 8 250 9870 130 20 -15.3 12.9 | 131 7 -5.5 4.7 9 200 11320 105 13 -12.6 3.4 | 30 6 -2.7 -4.8 10 150 13220 90 7 -7.0 0.0 | 341 9 2.8 -8.2 11 100 15930 220 3 1.9 2.3 | 296 13 11.8 -5.9 12 70 18320 55 7 -5.7 -4.0 | 341 13 4.1 -12.2 13 50 20610 75 3 -2.9 -0.8 | 322 11 6.9 -8.9 14 30 24110 90 7 -7.0 0.0 | 341 9 2.8 -8.2 15 20 26920 85 13 -13.0 -1.1 | 18 10 -3.1 -9.3 Wind Parameters Mean winds (0-6000m): 99.6 at 17.0 knts Storm direction: 129.6 at 12.8 knts Shear (0-3000m) pos: 0.0 neg: 4.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 135.2 deg Storm rel helicity (0-3000m) pos: 16.0 neg: -18.6 tot: -2.5 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.11 Bulk Shear: 38.88 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 ------------------------------------------------------------------------------- 500 171 11 250 9| 0.0 10.2 10.2| 4.6 -1.1 3.5 7.0 0.28| 10.6 3.0 1000 148 11 256 4| 0.0 7.6 7.6| 7.7 -1.1 6.6 6.6 0.47| 8.0 3.8 1500 131 12 290 1| 0.0 6.7 6.7| 8.7 -1.6 7.1 4.7 0.40| 7.1 2.8 2000 118 13 33 3| 0.0 6.0 6.0| 8.7 -5.1 3.5 1.8 0.27| 6.5 1.8 2500 106 14 36 5| 0.0 5.5 5.5| 8.7 -13.5 -4.8 -1.9 0.15| 6.2 0.9 3000 96 14 33 8| 0.0 4.7 4.7| 16.0 -18.6 -2.5 -0.8 0.15| 5.9 0.9 4000 90 15 34 10| 1.0 3.5 4.6| 40.1 -18.6 21.6 5.4 0.27| 5.4 1.5 5000 94 16 42 9| 1.6 2.8 4.4| 58.8 -18.6 40.3 8.1 0.37| 5.2 1.9 6000 100 17 53 9| 1.5 2.5 4.0| 62.2 -21.2 41.0 6.8 0.35| 4.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//89571/skewt/89571.skewt.20251230.11.gif