UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for U6781... Searching the city database file for: U6781 ... Date:1200Z 30 OCT 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 122 SFC 985 247 7.6 5.4 86 2.2 6.5 180 5 282.0 282.9 280.3 297.7 5.71 2 954 510 4.8 2.8 87 2.0 3.8 205 10 281.7 282.6 279.2 295.3 4.90 3 930 718 5.2 0.3 71 4.9 2.9 226 14 284.2 284.9 279.6 296.0 4.20 4 925 762 4.6 -1.4 65 6.0 2.0 230 15 284.0 284.7 278.9 294.6 3.73 5 915 850 3.8 -2.2 65 6.0 1.3 230 15 284.1 284.7 278.7 294.2 3.55 6 850 1443 -2.1 -5.2 79 3.1 -3.3 230 13 283.9 284.5 278.0 292.7 3.05 7 828 1651 -3.9 -5.8 87 1.9 -4.6 234 13 284.2 284.7 278.0 292.7 2.99 8 814 1786 -3.1 -5.0 87 1.9 -3.8 237 13 286.4 287.0 279.4 295.7 3.23 9 800 1923 -1.3 -7.3 64 6.0 -3.6 239 14 289.8 290.3 280.4 297.9 2.76 10 770 2228 -2.1 -20.1 24 18.0 -7.1 245 14 292.1 292.3 279.2 295.2 1.00 11 730 2650 -3.7 -29.7 11 26.0 -9.3 254 15 294.8 294.9 279.7 296.3 0.45 12 723 2727 -3.7 -25.7 16 22.0 -9.0 255 15 295.6 295.8 280.3 297.7 0.65 13 706 2914 -5.3 -18.3 35 13.0 -9.0 259 15 295.9 296.1 281.3 299.9 1.28 14 700 2981 -5.7 -18.7 35 13.0 -9.4 260 15 296.2 296.4 281.4 300.1 1.25 15 563 4657 -16.3 -20.0 73 3.7 -17.2 279 31 302.7 303.0 284.2 307.2 1.39 16 500 5540 -22.7 -27.2 67 4.5 -23.5 290 40 305.4 305.5 284.6 308.1 0.82 17 422 6762 -31.5 -36.1 64 4.6 -32.0 290 45 309.3 309.4 285.6 310.7 0.41 18 400 7140 -32.1 -36.6 64 4.5 -32.6 290 46 313.3 313.3 287.0 314.7 0.42 19 398 7175 -32.1 -36.6 64 4.5 -32.6 290 46 313.7 313.8 287.2 315.2 0.42 20 331 8451 -40.5 -45.5 59 5.0 -40.8 290 50 319.2 319.2 288.7 319.9 0.20 21 300 9110 -46.9 -52.9 50 6.0 -47.1 290 52 319.3 319.3 288.6 319.6 0.09 22 250 10290 -56.9 -62.9 47 6.0 -57.0 285 66 321.5 321.5 289.2 321.6 0.03 23 237 10627 -59.6 -65.6 45 6.0 -59.7 285 69 322.3 322.3 289.5 322.4 0.02 24 218 11147 -63.9 -69.9 44 6.0 -64.0 285 68 323.5 323.5 289.8 323.6 0.01 25 200 11680 -61.3 -68.3 39 7.0 -61.4 285 58 335.7 335.7 293.3 335.8 0.02 26 166 12843 -57.7 -64.7 40 7.0 -57.9 288 46 360.1 360.1 298.7 360.2 0.04 27 150 13480 -58.9 -66.9 35 8.0 -59.0 290 40 368.6 368.6 300.4 368.7 0.03 28 100 16020 -59.3 -69.3 26 10.0 -59.5 270 25 413.2 413.2 306.9 413.3 0.03 29 90 16680 -58.7 -69.7 23 11.0 -59.0 269 25 427.0 427.0 308.5 427.2 0.04 30 70 18240 -63.3 -75.3 18 12.0 -63.6 265 25 449.0 449.0 310.8 449.1 0.02 31 67 18511 -61.1 -74.1 16 13.0 -61.4 263 24 459.4 459.4 311.7 459.5 0.02 32 59 19295 -64.7 -77.7 15 13.0 -65.0 257 23 468.3 468.3 312.5 468.4 0.02 33 50 20310 -63.3 -77.3 13 14.0 -63.6 250 21 494.3 494.3 314.5 494.4 0.02 34 48 20560 -62.7 -76.7 14 14.0 -63.1 251 22 501.5 501.6 315.1 501.7 0.02 35 38 21985 -65.7 -79.7 13 14.0 -66.0 258 29 528.6 528.6 316.8 528.7 0.02 36 32 23034 -62.5 -78.5 10 16.0 -63.1 263 34 563.8 563.8 318.9 563.9 0.03 37 30 23430 -64.3 -80.3 9 16.0 -64.8 265 36 569.3 569.4 319.1 569.5 0.02 38 25 24546 -65.7 -81.7 9 16.0 -66.2 261 42 595.8 595.8 320.4 595.9 0.02 39 23 25057 -63.3 -79.3 10 16.0 -64.0 258 45 617.2 617.3 321.4 617.5 0.03 40 20 25910 -67.3 -84.3 7 17.0 -67.8 255 50 630.2 630.2 321.9 630.3 0.02 41 19 26219 -67.5 -83.5 9 16.0 -68.0 255 53 638.9 638.9 322.3 639.0 0.02 42 18 26547 -64.9 -81.9 8 17.0 -65.7 256 56 657.0 657.0 323.0 657.2 0.03 43 16 27262 -66.9 -83.9 7 17.0 -67.5 257 62 673.0 673.0 323.5 673.2 0.02 44 13 28531 -62.3 -80.3 7 18.0 -63.7 258 73 730.1 730.1 325.4 730.5 0.05 45 12 29021 -65.3 -83.3 7 18.0 -66.4 259 77 736.4 736.4 325.6 736.7 0.03 46 10 30140 -62.1 -82.1 5 20.0 -63.9 260 87 787.7 787.8 327.0 788.2 0.05 47 8.3 31292 -62.1 -82.1 5 20.0 -64.1 830.9 830.9 328.0 831.4 0.06 TRP 218 11147 -63.9 -69.9 44 6.0 -64.0 285 68 323.5 323.5 289.8 323.6 0.01 WND 237 10627 -59.6 -65.6 45 6.0 -59.7 285 69 322.3 322.3 289.5 322.4 0.02 Sounding variables and indices 1000-500 mb thick: 5418.00 m Freezing level: 873.14 mb = 1232.10 m = 4042.28 ft Wetbulb zero: 897.10 mb = 1009.30 m = 3311.32 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 58.73 % Est. max temperature: 9.73 C = 49.52 F Sfc-Lift cond lev (LCL): 952.41 mb = 523.13 m = 1716.30 ft T: 4.83 C 700-500 lapse rate: 6.64 C/km ThetaE index: 3.38 C Layer 925.0- 828.0 mb Conv cond level (CCL): 869.30 mb = 1262.49 m = 4141.99 ft Mean mixing ratio: 4.31 g/kg Conv temperature: 9.63 C = 49.33 F Cap Strength: 8.76 C Lifted Index: 9.68 C Risk: None Lifted Index @300 mb: 17.12 C Lifted Index @700 mb: 6.58 C Showalter Index: 11.56 C Risk: None Total Totals Index: 38.10 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 17.50 C K Index: 2.40 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.43 J/kg Max Up Vert Vel: 5.73 m/s Conv Inhibition (B-): 17.36 J/kg Cap Strength: 9.63 C Lift Cond Lev (LCL): 880.64 mb = 1158.25 m = 3799.97 ft Lev Free Conv (LFC): 855.64 mb = 1389.82 m = 4559.72 ft Equ Level (EL): 815.64 mb = 1769.70 m = 5806.02 ft B at Equ Level: 13.04 J/kg Max Parcel Lev (MPL): 795.64 mb = 1966.96 m = 6453.20 ft Wind level data Storm motion: 303 at 17 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 ---------------------------------------------------------- 0 985 247 180 5 0.0 5.0 | 135 20 -14.3 14.4 1 925 762 230 15 11.5 9.6 | 171 19 -2.9 19.0 2 850 1443 230 13 10.0 8.4 | 166 18 -4.4 17.7 3 700 2981 260 15 14.8 2.6 | 182 12 0.4 12.0 4 500 5540 290 40 37.6 -13.7 | 281 24 23.2 -4.3 5 400 7140 290 46 43.2 -15.7 | 282 30 28.9 -6.4 6 300 9110 290 52 48.9 -17.8 | 284 36 34.5 -8.4 7 250 10290 285 66 63.8 -17.1 | 279 50 49.4 -7.7 8 237 10627 285 69 66.6 -17.9 | 279 53 52.3 -8.5 9 218 11147 285 68 65.7 -17.6 | 279 52 51.3 -8.2 10 200 11680 285 58 56.0 -15.0 | 278 42 41.7 -5.6 11 150 13480 290 40 37.6 -13.7 | 281 24 23.2 -4.3 12 100 16020 270 25 25.0 -0.0 | 229 14 10.7 9.4 13 70 18240 265 25 24.9 2.2 | 222 16 10.6 11.6 14 50 20310 250 21 19.7 7.2 | 198 17 5.4 16.6 15 30 23430 265 36 35.9 3.1 | 240 25 21.5 12.5 16 20 25910 255 50 48.3 12.9 | 237 41 33.9 22.3 17 10 30140 260 87 85.7 15.1 | 251 75 71.3 24.5 Wind Parameters Mean winds (0-6000m): 273.2 at 22.8 knts Storm direction: 303.2 at 17.1 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 60.2 deg Storm rel helicity (0-3000m) pos: 95.5 neg: -7.5 tot: 88.0 m^2/s^2 ave: 29.3 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.34 Bulk Shear: 48.26 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 ------------------------------------------------------------------------------- 500 218 10 154 19| 12.3 0.0 12.3| 68.4 0.0 68.4 136.9 0.98| 13.3 13.0 1000 225 12 162 19| 5.7 0.0 5.7| 69.6 -5.1 64.5 64.5 0.82| 7.4 6.1 1500 228 12 164 19| 3.9 0.0 3.9| 73.9 -7.5 66.4 44.3 0.74| 5.6 4.2 2000 231 13 166 18| 3.3 0.0 3.3| 80.1 -7.5 72.6 36.3 0.72| 4.8 3.5 2500 236 13 168 17| 2.9 0.0 2.9| 85.0 -7.5 77.5 31.0 0.70| 4.4 3.1 3000 240 14 171 16| 3.0 0.0 3.0| 95.5 -7.5 88.0 29.3 0.72| 4.3 3.1 4000 251 16 182 14| 3.6 0.0 3.6|130.8 -7.5 123.3 30.8 0.79| 4.6 3.7 5000 264 19 203 12| 4.0 0.0 4.0|176.8 -7.5 169.3 33.9 0.80| 4.9 4.0 6000 273 23 226 12| 3.7 0.2 3.8|196.3 -7.5 188.8 31.5 0.77| 4.6 3.6 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251030.12.gif