UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123112.upa.cvt Date: 1200Z 31 DEC 25 Searching for VI027... Searching the city database file for: VI027 ... Date:1200Z 31 DEC 25 Station: VI027 WMO ident: 42027 Latitude: 34.08 Longitude: 74.83 ------------------------------------------------------------------------------- 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 107 1 925 767 2 850 1471 SFC 838 1588 8.0 3.8 75 4.2 5.8 0 0 295.7 296.8 286.5 313.3 6.00 4 837 1598 6.8 2.5 74 4.3 4.6 4 0 294.6 295.5 285.5 310.5 5.48 5 721 2810 0.0 -4.0 74 4.0 -1.8 150 10 299.9 300.7 286.0 311.8 3.94 6 700 3047 -1.3 -5.4 74 4.1 -3.1 150 17 301.0 301.7 286.1 312.2 3.65 7 659 3525 -4.3 -10.3 63 6.0 -6.6 164 24 302.9 303.4 285.7 311.1 2.65 8 567 4687 -13.9 -17.6 74 3.7 -15.0 165 36 304.9 305.2 285.4 310.3 1.69 9 500 5630 -20.5 -23.2 79 2.7 -21.1 165 39 308.0 308.3 286.0 311.9 1.18 10 400 7250 -30.9 -34.0 74 3.1 -31.3 210 23 314.8 314.9 287.6 316.7 0.54 11 374 7725 -33.7 -36.5 76 2.8 -34.0 208 30 317.2 317.3 288.3 318.8 0.45 12 303 9164 -46.7 -49.8 71 3.1 -46.9 210 35 318.6 318.7 288.5 319.1 0.13 13 300 9230 -47.3 -50.4 70 3.1 -47.4 210 35 318.7 318.7 288.5 319.2 0.13 14 295 9340 -48.1 -51.1 71 3.0 -48.2 208 35 319.1 319.1 288.6 319.5 0.12 15 285 9565 -49.3 -59.3 30 10.0 -49.6 210 37 320.5 320.5 288.9 320.7 0.05 16 250 10410 -53.7 -71.7 9 18.0 -53.9 245 52 326.2 326.2 290.6 326.3 0.01 17 224 11113 -57.9 -75.9 8 18.0 -58.0 235 55 330.2 330.2 291.7 330.2 0.01 18 200 11840 -52.7 -79.7 2 27.0 -53.1 250 79 349.3 349.3 296.5 349.3 0.00 19 193 12073 -51.3 -84.4 1 33.1 -51.7 250 86 355.1 355.1 297.7 355.1 0.00 20 192 12107 -51.1 -85.1 1 34.0 -51.5 250 85 356.0 356.0 297.9 356.0 0.00 21 150 13710 -54.7 -89.7 1 35.0 -55.1 260 73 375.8 375.8 301.6 375.8 0.00 22 134 14428 -55.5 -90.5 1 35.0 -55.9 260 70 386.7 386.7 303.3 386.7 0.00 23 108 15776 -62.5 -95.5 0 33.0 -62.7 267 61 398.1 398.1 304.9 398.1 0.00 24 100 16250 -62.3 -95.3 0 33.0 -62.5 250 39 407.4 407.4 306.2 407.4 0.00 25 92 16761 -65.5 -90.5 2 25.0 -65.7 410.9 410.9 306.6 410.9 0.00 26 88 17032 -64.1 -89.1 2 25.0 -64.3 418.9 418.9 307.6 418.9 0.00 27 81 17536 -66.9 -86.9 4 20.0 -67.1 423.2 423.2 308.1 423.2 0.00 28 70 18423 -64.7 -85.7 4 21.0 -64.9 446.0 446.0 310.5 446.0 0.00 TRP 224 11113 -57.9 -75.9 8 18.0 -58.0 235 55 330.2 330.2 291.7 330.2 0.01 WND 193 12073 -51.3 -84.4 1 33.1 -51.7 250 86 355.1 355.1 297.7 355.1 0.00 Sounding variables and indices 1000-500 mb thick: 5523.00 m Freezing level: 721.00 mb = 2810.41 m = 9220.39 ft Wetbulb zero: 753.63 mb = 2450.77 m = 8040.48 ft Sfc-500 mean rel hum: 72.26 % Est. max temperature: 13.57 C = 56.42 F Sfc-Lift cond lev (LCL): 785.90 mb = 2110.11 m = 6922.85 ft T: 3.93 C 700-500 lapse rate: 7.43 C/km ThetaE index: 2.73 C Layer 837.0- 721.0 mb Conv cond level (CCL): 691.99 mb = 3138.08 m = 10295.43 ft Mean mixing ratio: 4.83 g/kg Conv temperature: 13.40 C = 56.11 F Cap Strength: 2.30 C Lifted Index: 1.10 C Risk: Showers probable Lifted Index @300 mb: 5.65 C Lifted Index @700 mb: 2.25 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.69 J/kg Max Up Vert Vel: 1.84 m/s Conv Inhibition (B-): 13591.95 J/kg Cap Strength: 2.30 C Lift Cond Lev (LCL): 738.40 mb = 2616.70 m = 8584.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 202 at 20 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 ---------------------------------------------------------- 0 838 1588 0 0 -0.0 -0.0 | 22 20 -7.6 -18.6 1 814 1829 105 6 -5.8 1.6 | 38 22 -13.4 -17.0 2 783 2134 115 3 -2.7 1.3 | 31 20 -10.3 -17.3 3 755 2438 285 2 1.9 -0.5 | 16 20 -5.6 -19.1 4 727 2743 150 8 -4.0 6.9 | 45 16 -11.6 -11.7 5 700 3047 150 17 -8.5 14.7 | 76 17 -16.1 -3.9 6 700 3048 145 15 -8.6 12.3 | 69 17 -16.2 -6.3 7 646 3658 170 27 -4.7 26.6 | 123 15 -12.3 8.0 8 621 3962 165 33 -8.5 31.9 | 129 21 -16.1 13.3 9 500 5630 165 39 -10.1 37.7 | 137 26 -17.7 19.1 10 450 6401 175 40 -3.5 39.8 | 153 24 -11.1 21.2 11 413 7010 200 33 11.3 31.0 | 197 13 3.7 12.4 12 400 7250 210 23 11.5 19.9 | 251 4 3.9 1.3 13 379 7620 210 28 14.0 24.2 | 229 9 6.4 5.6 14 363 7925 205 35 14.8 31.7 | 209 15 7.2 13.1 15 300 9230 210 35 17.5 30.3 | 220 15 9.9 11.7 16 290 9449 205 35 14.8 31.7 | 209 15 7.2 13.1 17 252 10363 245 54 48.9 22.8 | 264 42 41.4 4.2 18 250 10410 245 52 47.1 22.0 | 265 40 39.6 3.4 19 224 11113 235 55 45.1 31.5 | 251 40 37.5 12.9 20 208 11582 250 66 62.0 22.6 | 266 55 54.5 4.0 21 200 11840 250 79 74.2 27.0 | 263 67 66.7 8.4 22 193 12073 250 86 80.8 29.4 | 262 74 73.2 10.8 23 189 12192 250 84 78.9 28.7 | 262 72 71.4 10.1 24 150 13710 260 73 71.9 12.7 | 275 65 64.3 -5.9 25 143 14021 260 73 71.9 12.7 | 275 65 64.3 -5.9 26 130 14630 260 68 67.0 11.8 | 277 60 59.4 -6.8 27 102 16154 270 59 59.0 -0.0 | 290 55 51.4 -18.6 28 100 16250 250 39 36.6 13.3 | 280 30 29.1 -5.3 29 96 16459 250 39 36.6 13.3 | 280 30 29.1 -5.3 Wind Parameters Mean winds (0-6000m): 172.1 at 26.8 knts Storm direction: 202.1 at 20.1 knts Shear (0-3000m) pos: 2.9 neg: 4.1 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 110.7 deg Storm rel helicity (0-3000m) pos: 170.2 neg: -37.6 tot: 132.5 m^2/s^2 ave: 44.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 5.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 85.26 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 ------------------------------------------------------------------------------- 500 107 4 33 21| 3.5 0.0 3.5| 33.3 -9.8 23.6 47.1 0.39| 10.3 4.0 1000 119 3 32 20| 2.5 0.0 2.5| 37.0 -37.6 -0.6 -0.6 -0.05| 10.7 -0.5 1500 140 6 39 18| 1.7 5.1 6.8| 96.5 -37.6 58.9 39.2 0.37| 12.6 4.7 2000 152 10 51 16| 4.3 3.9 8.2|146.7 -37.6 109.0 54.5 0.52| 12.7 6.6 2500 159 14 66 14| 3.5 4.6 8.0|164.4 -37.6 126.8 50.7 0.52| 11.9 6.2 3000 161 17 80 13| 2.9 4.1 7.0|170.2 -37.6 132.5 44.2 0.52| 10.2 5.3 4000 163 22 101 14| 2.2 3.5 5.7|181.7 -37.6 144.1 36.0 0.52| 8.1 4.2 5000 166 26 115 16| 2.5 2.8 5.3|249.8 -37.6 212.2 42.4 0.57| 7.8 4.5 6000 172 27 125 14| 2.6 2.3 4.9|302.3 -40.6 261.7 43.6 0.56| 8.8 4.9 Wrote GIF file: /home/apache/climate/data/raob//VI027/skewt/VI027.skewt.20251231.12.gif