UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for U0046... Searching the city database file for: U0046 ... Date:1200Z 20 OCT 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 17 110 11 SFC 999 25 -0.7 -1.4 95 0.7 -1.0 110 11 272.5 273.1 272.2 281.9 3.45 2 961 335 -0.9 -2.9 86 2.0 -1.7 135 14 275.4 275.9 273.6 284.2 3.21 3 925 638 -3.3 -6.2 80 2.9 -4.3 160 17 275.9 276.4 273.0 283.2 2.60 4 867 1146 -7.9 -9.0 92 1.1 -8.2 175 17 276.3 276.7 272.6 282.5 2.23 5 850 1300 -7.5 -10.3 80 2.8 -8.4 180 17 278.3 278.6 273.5 284.1 2.05 6 817 1607 -9.9 -14.9 67 5.0 -11.2 183 18 278.9 279.2 273.0 283.2 1.47 7 700 2780 -18.5 -25.5 54 7.0 -19.7 195 21 282.0 282.1 273.5 284.1 0.69 8 542 4637 -32.5 -38.5 55 6.0 -33.0 187 18 286.7 286.8 275.4 287.5 0.25 9 500 5200 -37.1 -44.1 48 7.0 -37.5 185 17 287.8 287.8 275.8 288.3 0.15 10 400 6700 -49.1 -55.1 50 6.0 -49.3 190 23 291.2 291.2 277.3 291.4 0.05 11 388 6898 -50.7 -56.7 49 6.0 -50.8 191 24 291.6 291.6 277.6 291.8 0.05 12 333 7878 -55.7 -60.7 54 5.0 -55.8 195 31 297.8 297.8 280.4 297.9 0.03 13 319 8150 -55.9 -60.9 53 5.0 -56.0 193 29 301.2 301.2 281.9 301.3 0.03 14 300 8540 -54.3 -59.3 54 5.0 -54.4 190 27 308.8 308.8 284.9 309.0 0.04 15 276 9077 -51.1 -56.1 55 5.0 -51.2 188 20 320.9 320.9 289.1 321.2 0.07 16 250 9720 -51.1 -57.1 49 6.0 -51.3 185 11 330.1 330.1 291.8 330.4 0.07 17 209 10891 -48.9 -56.9 39 8.0 -49.2 221 11 350.9 350.9 296.9 351.2 0.08 18 200 11180 -48.3 -57.3 35 9.0 -48.7 230 11 356.3 356.3 298.0 356.6 0.08 19 178 11946 -51.3 -62.3 26 11.0 -51.7 192 10 363.4 363.5 299.4 363.7 0.05 20 165 12444 -48.5 -60.5 24 12.0 -49.0 166 10 376.1 376.1 301.6 376.4 0.07 21 150 13070 -50.9 -63.9 20 13.0 -51.4 135 9 382.4 382.4 302.6 382.6 0.05 22 100 15690 -54.1 -70.1 12 16.0 -54.6 205 7 423.2 423.2 308.1 423.4 0.03 23 74 17609 -57.1 -74.1 10 17.0 -57.6 184 10 454.9 454.9 311.3 455.1 0.02 24 70 17960 -58.5 -75.5 9 17.0 -59.0 180 11 459.2 459.2 311.7 459.3 0.02 25 50 20050 -61.5 -78.5 9 17.0 -61.9 190 7 498.6 498.6 314.8 498.7 0.02 26 41 21278 -63.7 -80.7 8 17.0 -64.1 184 10 522.2 522.2 316.4 522.3 0.01 27 30 23190 -65.7 -82.7 8 17.0 -66.1 175 15 565.5 565.5 318.9 565.6 0.01 28 20 25640 -66.5 -83.5 7 17.0 -67.1 175 15 632.6 632.6 322.0 632.8 0.02 29 12 28729 -66.9 -83.9 7 17.0 -67.8 730.7 730.7 325.4 731.0 0.03 TRP 333 7878 -55.7 -60.7 54 5.0 -55.8 195 31 297.8 297.8 280.4 297.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5183.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 64.08 % Est. max temperature: 5.08 C = 41.14 F Sfc-Lift cond lev (LCL): 988.07 mb = 112.79 m = 370.05 ft T: -0.76 C 700-500 lapse rate: 7.69 C/km ThetaE index: 1.63 C Layer 925.0- 850.0 mb Conv cond level (CCL): 905.63 mb = 804.00 m = 2637.77 ft Mean mixing ratio: 2.95 g/kg Conv temperature: 2.83 C = 37.10 F Cap Strength: 3.75 C Lifted Index: 4.28 C Risk: None Lifted Index @300 mb: 18.13 C Lifted Index @700 mb: 1.75 C Showalter Index: 3.60 C Risk: None Total Totals Index: 56.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.60 C Cross Totals Index: 26.80 C K Index: 12.30 Risk: None Sweat Index: 199.00 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.13 J/kg Max Up Vert Vel: 5.12 m/s Conv Inhibition (B-): 54169.25 J/kg Cap Strength: 4.17 C Lift Cond Lev (LCL): 918.63 mb = 692.19 m = 2270.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 214 at 14 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 25 110 11 -10.3 3.8 | 67 20 -18.1 -7.6 1 925 638 160 17 -5.8 16.0 | 109 14 -13.5 4.7 2 850 1300 180 17 0.0 17.0 | 126 10 -7.7 5.7 3 700 2780 195 21 5.4 20.3 | 166 9 -2.3 9.0 4 500 5200 185 17 1.5 16.9 | 132 8 -6.2 5.6 5 400 6700 190 23 4.0 22.7 | 162 12 -3.7 11.3 6 333 7878 195 31 8.0 29.9 | 181 19 0.3 18.6 7 300 8540 190 27 4.7 26.6 | 169 16 -3.0 15.3 8 250 9720 185 11 1.0 11.0 | 87 7 -6.8 -0.4 9 200 11180 230 11 8.4 7.1 | 351 4 0.7 -4.2 10 150 13070 135 9 -6.4 6.4 | 71 15 -14.1 -5.0 11 100 15690 205 7 3.0 6.3 | 44 7 -4.8 -5.0 12 70 17960 180 11 0.0 11.0 | 88 8 -7.7 -0.3 13 50 20050 190 7 1.2 6.9 | 56 8 -6.5 -4.4 14 30 23190 175 15 -1.3 14.9 | 112 10 -9.0 3.6 15 20 25640 175 15 -1.3 14.9 | 112 10 -9.0 3.6 Wind Parameters Mean winds (0-6000m): 184.3 at 18.3 knts Storm direction: 214.3 at 13.7 knts Shear (0-3000m) pos: 3.8 neg: 0.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 95.1 deg Storm rel helicity (0-3000m) pos: 83.8 neg: -1.0 tot: 82.8 m^2/s^2 ave: 27.6 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.53 Bulk Shear: 24.81 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 ------------------------------------------------------------------------------- 500 136 13 84 17| 10.7 0.0 10.7| 47.2 0.0 47.2 94.4 0.93| 11.1 10.3 1000 152 15 98 15| 7.8 0.0 7.8| 64.4 0.0 64.4 64.4 0.86| 8.8 7.5 1500 162 16 106 13| 6.1 0.0 6.1| 70.8 0.0 70.8 47.2 0.83| 7.0 5.8 2000 169 16 114 12| 5.1 0.0 5.1| 75.9 0.0 75.9 37.9 0.85| 5.8 4.9 2500 174 17 121 11| 4.5 0.0 4.5| 81.2 0.0 81.2 32.5 0.86| 5.1 4.4 3000 178 18 128 10| 3.8 0.0 3.8| 83.8 -1.0 82.8 27.6 0.83| 4.5 3.8 4000 182 18 135 10| 2.9 0.3 3.1| 83.8 -6.0 77.8 19.4 0.70| 3.7 2.5 5000 184 18 137 9| 2.3 0.4 2.7| 83.8 -10.7 73.1 14.6 0.58| 3.1 1.8 6000 184 18 137 9| 2.2 0.4 2.5| 90.7 -11.3 79.5 13.2 0.59| 2.9 1.7 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251020.12.gif