UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025052800.upa.cvt Date: 0000Z 28 MAY 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 28 MAY 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 143 SFC 988 245 15.4 7.4 59 8.0 10.9 135 7 289.5 290.7 284.6 308.1 6.54 2 971 394 19.2 6.2 43 13.0 11.9 144 11 294.8 295.9 286.3 312.7 6.13 3 961 483 20.0 4.0 35 16.0 11.3 150 14 296.5 297.5 286.1 312.1 5.30 4 958 509 19.8 2.8 32 17.0 10.7 151 14 296.6 297.4 285.7 311.0 4.88 5 925 810 17.4 1.4 34 16.0 9.1 170 23 297.1 297.9 285.5 310.7 4.57 6 850 1520 10.6 -1.4 43 12.0 4.8 170 15 297.3 298.0 285.1 309.4 4.06 7 784 2188 4.2 -3.8 56 8.0 0.6 166 18 297.3 298.0 284.7 308.4 3.68 8 774 2293 3.4 -4.6 56 8.0 -0.1 165 19 297.6 298.2 284.6 308.1 3.51 9 736 2703 2.6 -16.4 23 19.0 -3.8 163 21 301.0 301.3 283.6 305.6 1.44 10 700 3108 0.0 -18.0 24 18.0 -5.8 160 23 302.5 302.7 284.1 306.7 1.32 11 646 3744 -2.9 -23.9 18 21.0 -8.7 168 22 306.2 306.4 284.9 309.1 0.86 12 644 3769 -2.7 -21.7 22 19.0 -8.2 169 22 306.7 306.9 285.4 310.2 1.05 13 574 4662 -11.1 -19.1 52 8.0 -13.4 181 21 307.1 307.4 286.0 311.9 1.47 14 524 5356 -13.5 -16.7 77 3.2 -14.5 190 20 312.4 312.7 288.3 318.8 1.97 15 500 5710 -15.9 -18.9 78 3.0 -16.7 195 19 313.7 314.0 288.5 319.3 1.72 16 401 7342 -27.5 -30.8 73 3.3 -28.0 170 21 319.0 319.2 289.2 321.6 0.73 17 400 7360 -27.5 -30.9 73 3.4 -28.0 170 21 319.2 319.4 289.3 321.8 0.73 18 300 9350 -45.5 -49.2 66 3.7 -45.7 180 21 321.2 321.3 289.3 321.8 0.14 19 261 10263 -51.5 -55.2 64 3.7 -51.6 184 32 325.5 325.5 290.5 325.8 0.08 20 250 10540 -54.3 -58.3 61 4.0 -54.4 185 35 325.3 325.4 290.5 325.6 0.06 21 210 11638 -63.3 -67.5 57 4.2 -63.3 195 35 327.9 327.9 291.2 328.0 0.02 22 209 11668 -63.3 -67.5 57 4.2 -63.3 196 34 328.4 328.4 291.3 328.4 0.02 23 200 11940 -61.9 -66.0 58 4.1 -62.0 205 27 334.7 334.7 293.0 334.8 0.03 24 172 12879 -57.7 -62.1 57 4.4 -57.8 210 21 356.4 356.5 298.0 356.7 0.05 25 150 13740 -57.7 -62.4 55 4.7 -57.8 215 15 370.7 370.7 300.7 370.9 0.06 26 100 16330 -53.9 -61.9 37 8.0 -54.3 190 13 423.6 423.6 308.2 424.1 0.09 27 81 17692 -52.1 -62.1 29 10.0 -52.7 193 11 453.6 453.6 311.3 454.2 0.11 28 73 18361 -56.1 -66.1 27 10.0 -56.6 194 9 458.8 458.8 311.7 459.2 0.07 29 70 18630 -53.7 -64.7 25 11.0 -54.4 195 9 469.5 469.5 312.7 470.0 0.09 30 68 18816 -53.1 -64.1 25 11.0 -53.8 191 9 474.7 474.7 313.1 475.3 0.10 31 50 20790 -54.1 -68.1 16 14.0 -55.1 150 9 516.0 516.0 316.1 516.5 0.08 32 30 24070 -52.3 -68.3 13 16.0 -54.1 95 3 602.1 602.1 320.7 603.0 0.13 33 23 25784 -53.5 -69.5 13 16.0 -55.5 75 7 646.1 646.1 322.6 647.2 0.14 34 20 26690 -50.1 -68.1 10 18.0 -53.2 65 9 682.8 682.9 323.9 684.5 0.20 35 18 27380 -49.3 -68.3 9 19.0 -52.9 706.2 706.3 324.7 708.1 0.22 TRP 210 11638 -63.3 -67.5 57 4.2 -63.3 195 35 327.9 327.9 291.2 328.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5567.00 m Freezing level: 700.00 mb = 3108.00 m = 10196.73 ft Wetbulb zero: 775.39 mb = 2278.46 m = 7475.18 ft Precipitable water: 0.62 inches Sfc-500 mean rel hum: 42.81 % Est. max temperature: 23.10 C = 73.58 F Sfc-Lift cond lev (LCL): 876.18 mb = 1265.31 m = 4151.24 ft T: 13.04 C 700-500 lapse rate: 6.11 C/km ThetaE index: 7.07 C Layer 961.0- 700.0 mb Conv cond level (CCL): 661.61 mb = 3554.97 m = 11663.16 ft Mean mixing ratio: 4.99 g/kg Conv temperature: 30.91 C = 87.64 F Cap Strength: 5.64 C Lifted Index: 5.94 C Risk: None Lifted Index @300 mb: 7.68 C Lifted Index @700 mb: 3.73 C Showalter Index: 6.81 C Risk: None Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 14.50 C K Index: 7.10 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.58 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 46154.28 J/kg Cap Strength: 5.91 C Lift Cond Lev (LCL): 751.51 mb = 2533.00 m = 8310.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 203 at 15 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 ---------------------------------------------------------- 0 988 245 135 7 -4.9 4.9 | 51 14 -10.6 -8.6 1 925 810 170 23 -4.0 22.7 | 133 13 -9.6 9.1 2 850 1520 170 15 -2.6 14.8 | 98 8 -8.2 1.2 3 700 3108 160 23 -7.9 21.6 | 121 16 -13.5 8.0 4 500 5710 195 19 4.9 18.4 | 172 5 -0.7 4.8 5 400 7360 170 21 -3.6 20.7 | 128 12 -9.3 7.1 6 300 9350 180 21 0.0 21.0 | 143 9 -5.6 7.4 7 250 10540 185 35 3.1 34.9 | 173 21 -2.6 21.3 8 210 11638 195 35 9.1 33.8 | 190 21 3.4 20.2 9 200 11940 205 27 11.4 24.5 | 208 12 5.8 10.9 10 150 13740 215 15 8.6 12.3 | 293 3 3.0 -1.3 11 100 16330 190 13 2.3 12.8 | 77 3 -3.4 -0.8 12 70 18630 195 9 2.3 8.7 | 34 6 -3.3 -4.9 13 50 20790 150 9 -4.5 7.8 | 60 12 -10.1 -5.8 14 30 24070 95 3 -3.0 0.3 | 33 16 -8.6 -13.3 15 20 26690 65 9 -8.2 -3.8 | 38 22 -13.8 -17.4 Wind Parameters Mean winds (0-6000m): 172.5 at 19.6 knts Storm direction: 202.5 at 14.7 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 71.6 deg Storm rel helicity (0-3000m) pos: 74.9 neg: -15.6 tot: 59.3 m^2/s^2 ave: 19.8 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.70 Bulk Shear: 5.57 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 ------------------------------------------------------------------------------- 500 161 14 88 10| 16.0 0.0 16.0| 54.2 0.0 54.2 108.3 0.99| 16.7 16.6 1000 166 17 109 10| 6.7 0.0 6.7| 61.3 -9.4 51.8 51.8 0.66| 11.7 7.7 1500 167 17 108 10| 4.5 0.7 5.1| 63.1 -15.6 47.5 31.6 0.49| 9.2 4.5 2000 167 17 108 10| 3.3 0.4 3.7| 67.4 -15.6 51.8 25.9 0.50| 7.6 3.8 2500 166 18 110 10| 2.7 0.8 3.5| 71.1 -15.6 55.4 22.2 0.49| 6.6 3.3 3000 165 18 112 11| 2.2 0.9 3.2| 74.9 -15.6 59.3 19.8 0.49| 6.0 2.9 4000 166 19 117 12| 1.8 0.7 2.5| 85.1 -15.6 69.5 17.4 0.50| 5.2 2.6 5000 169 20 121 11| 1.6 0.6 2.2| 91.7 -15.6 76.0 15.2 0.50| 4.7 2.3 6000 173 20 126 10| 1.4 0.7 2.1| 93.7 -18.5 75.2 12.5 0.45| 4.3 1.9 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20250528.00.gif