UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042700.upa.cvt Date: 0000Z 27 APR 25 Searching for U4122... Searching the city database file for: U4122 ... Date:0000Z 27 APR 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- 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 89 SFC 985 207 -3.3 -6.8 77 3.5 -4.4 120 7 271.0 271.4 269.5 277.4 2.33 2 943 546 -6.5 -9.2 81 2.7 -7.3 155 18 271.2 271.5 269.1 276.7 2.02 3 925 695 -7.1 -9.2 85 2.1 -7.7 170 23 272.0 272.4 269.7 277.7 2.06 4 892 978 -7.7 -9.2 89 1.5 -8.2 168 23 274.3 274.6 271.2 280.2 2.13 5 850 1352 -9.9 -12.4 82 2.5 -10.6 165 23 275.8 276.1 271.5 280.7 1.73 6 788 1935 -13.3 -16.5 77 3.2 -14.0 173 26 278.2 278.4 272.3 282.0 1.33 7 700 2828 -20.5 -26.5 59 6.0 -21.4 185 31 279.8 279.9 272.1 281.7 0.63 8 628 3618 -27.5 -32.0 65 4.5 -28.0 191 32 280.6 280.7 272.2 281.9 0.42 9 561 4419 -32.9 -38.9 55 6.0 -33.3 198 34 283.4 283.5 273.6 284.2 0.23 10 508 5110 -36.3 -42.3 54 6.0 -36.7 204 35 287.5 287.5 275.7 288.1 0.18 11 500 5220 -37.1 -43.1 54 6.0 -37.4 205 35 287.8 287.8 275.8 288.4 0.17 12 403 6681 -47.9 -55.9 39 8.0 -48.1 200 42 292.1 292.1 277.8 292.3 0.05 13 400 6730 -47.9 -55.9 39 8.0 -48.1 200 42 292.7 292.7 278.1 292.9 0.05 14 364 7350 -49.9 -58.9 34 9.0 -50.1 200 38 298.1 298.1 280.6 298.2 0.04 15 326 8072 -49.3 -60.3 27 11.0 -49.6 189 31 308.4 308.5 284.8 308.6 0.03 16 300 8620 -47.1 -59.1 24 12.0 -47.4 180 25 319.0 319.0 288.5 319.1 0.04 17 260 9576 -45.5 -61.5 15 16.0 -46.0 184 19 334.6 334.7 293.0 334.8 0.04 18 250 9840 -44.3 -60.3 15 16.0 -44.9 185 17 340.2 340.2 294.4 340.4 0.05 19 235 10253 -43.7 -59.7 15 16.0 -44.4 182 16 347.2 347.2 296.1 347.4 0.05 20 200 11330 -44.9 -62.9 12 18.0 -45.6 175 13 361.7 361.7 299.1 361.9 0.04 21 150 13240 -47.1 -66.1 10 19.0 -47.9 170 5 388.9 388.9 303.6 389.1 0.04 22 100 15920 -47.1 -67.1 8 20.0 -48.3 150 7 436.7 436.7 309.6 437.0 0.05 23 70 18270 -49.7 -68.7 9 19.0 -50.9 115 7 478.1 478.1 313.3 478.4 0.05 24 50 20470 -49.3 -68.3 9 19.0 -51.0 175 5 527.3 527.3 316.8 527.8 0.08 25 30 23800 -50.7 -69.7 9 19.0 -52.9 85 5 606.4 606.5 320.9 607.2 0.11 26 29 24021 -51.1 -70.1 9 19.0 -53.3 83 5 611.2 611.3 321.2 612.0 0.10 27 21 26122 -51.5 -71.5 7 20.0 -54.2 63 7 669.1 669.2 323.4 670.1 0.12 28 20 26440 -51.1 -70.1 9 19.0 -54.0 60 7 679.8 679.8 323.8 681.0 0.15 29 14 28781 -47.1 -67.1 8 20.0 -52.1 766.3 766.5 326.5 769.5 0.33 TRP 364 7350 -49.9 -58.9 34 9.0 -50.1 200 38 298.1 298.1 280.6 298.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5131.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 68.03 % Est. max temperature: 2.00 C = 35.60 F Sfc-Lift cond lev (LCL): 932.11 mb = 635.88 m = 2086.18 ft T: -6.86 C 700-500 lapse rate: 6.94 C/km ThetaE index: 0.66 C Layer 943.0- 925.0 mb Conv cond level (CCL): 849.27 mb = 1358.58 m = 4457.24 ft Mean mixing ratio: 2.11 g/kg Conv temperature: 1.46 C = 34.63 F Cap Strength: 8.21 C Lifted Index: 8.41 C Risk: None Lifted Index @300 mb: 29.05 C Lifted Index @700 mb: 3.68 C Showalter Index: 6.30 C Risk: None Total Totals Index: 51.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 24.70 C K Index: 8.80 Risk: None Sweat Index: 139.00 Risk: None Energy Index: 1.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.54 J/kg Max Up Vert Vel: 5.57 m/s Conv Inhibition (B-): 64722.67 J/kg Cap Strength: 8.20 C Lift Cond Lev (LCL): 898.29 mb = 923.39 m = 3029.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 220 at 22 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 ---------------------------------------------------------- 0 985 207 120 7 -6.1 3.5 | 56 25 -20.4 -13.8 1 925 695 170 23 -4.0 22.7 | 106 19 -18.3 5.4 2 850 1352 165 23 -6.0 22.2 | 104 21 -20.3 5.0 3 700 2828 185 31 2.7 30.9 | 140 18 -11.6 13.6 4 500 5220 205 35 14.8 31.7 | 182 14 0.5 14.5 5 400 6730 200 42 14.4 39.5 | 180 22 0.1 22.2 6 364 7350 200 38 13.0 35.7 | 176 18 -1.3 18.5 7 300 8620 180 25 0.0 25.0 | 118 16 -14.3 7.7 8 250 9840 185 17 1.5 16.9 | 89 13 -12.8 -0.3 9 200 11330 175 13 -1.1 13.0 | 74 16 -15.4 -4.3 10 150 13240 170 5 -0.9 4.9 | 51 20 -15.2 -12.3 11 100 15920 150 7 -3.5 6.1 | 58 21 -17.8 -11.2 12 70 18270 115 7 -6.3 3.0 | 55 25 -20.7 -14.3 13 50 20470 175 5 -0.4 5.0 | 50 19 -14.7 -12.3 14 30 23800 85 5 -5.0 -0.4 | 47 26 -19.3 -17.7 15 20 26440 60 7 -6.1 -3.5 | 44 29 -20.4 -20.8 Wind Parameters Mean winds (0-6000m): 189.7 at 29.9 knts Storm direction: 219.7 at 22.4 knts Shear (0-3000m) pos: 5.2 neg: 0.3 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 89.1 deg Storm rel helicity (0-3000m) pos: 187.4 neg: -4.5 tot: 182.9 m^2/s^2 ave: 61.0 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.35 Bulk Shear: 45.02 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 ------------------------------------------------------------------------------- 500 159 15 81 20| 19.8 0.0 19.8|118.8 0.0 118.8 237.7 0.95| 21.5 20.5 1000 165 19 93 19| 9.9 0.8 10.7|118.8 -3.7 115.2 115.2 0.86| 11.5 9.9 1500 166 21 98 20| 7.4 0.5 7.9|133.0 -4.5 128.5 85.7 0.85| 8.7 7.4 2000 168 22 103 19| 6.5 0.4 6.9|153.5 -4.5 149.1 74.5 0.87| 7.6 6.6 2500 171 23 108 19| 5.9 0.3 6.2|174.4 -4.5 170.0 68.0 0.88| 7.0 6.2 3000 175 25 114 18| 5.2 0.3 5.5|187.4 -4.5 182.9 61.0 0.89| 6.3 5.6 4000 180 27 124 17| 4.3 0.2 4.5|207.7 -4.5 203.2 50.8 0.89| 5.4 4.8 5000 186 28 134 16| 3.7 0.2 3.9|228.0 -4.5 223.5 44.7 0.90| 4.8 4.4 6000 190 30 143 15| 3.1 0.4 3.5|228.2 -5.7 222.5 37.1 0.81| 4.5 3.6 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20250427.00.gif