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 U4908... Searching the city database file for: U4908 ... Date:0000Z 27 APR 25 Station: U4908 WMO ident: 24908 Latitude: 60.33 Longitude: 102.27 ------------------------------------------------------------------------------- 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 979 259 0.2 -3.9 74 4.1 -1.3 285 1 275.0 275.5 272.9 283.1 2.92 2 925 712 -3.5 -10.5 58 7.0 -5.7 310 19 275.7 276.0 271.7 281.0 1.85 3 877 1131 -7.1 -12.1 67 5.0 -8.5 313 20 276.2 276.5 271.8 281.1 1.72 4 872 1175 -6.7 -11.7 68 5.0 -8.2 313 20 277.1 277.4 272.4 282.2 1.79 5 870 1193 -6.3 -11.3 68 5.0 -7.8 314 20 277.7 278.0 272.9 283.0 1.85 6 850 1375 -7.1 -15.1 53 8.0 -9.2 315 21 278.7 278.9 272.8 282.7 1.39 7 817 1682 -9.9 -18.9 48 9.0 -12.0 315 23 278.9 279.1 272.3 282.0 1.05 8 753 2305 -14.5 -21.5 55 7.0 -15.9 315 28 280.5 280.7 273.0 283.2 0.91 9 749 2345 -14.5 -21.5 55 7.0 -15.9 315 29 280.9 281.1 273.3 283.7 0.91 10 700 2856 -16.1 -27.1 38 11.0 -18.0 315 33 284.7 284.8 274.8 286.5 0.59 11 691 2953 -16.5 -28.5 35 12.0 -18.4 314 35 285.3 285.4 275.0 286.9 0.53 12 655 3356 -13.9 -34.9 15 21.0 -17.1 312 44 292.6 292.7 278.4 293.6 0.30 13 634 3602 -15.3 -36.3 15 21.0 -18.3 311 49 293.7 293.8 278.9 294.6 0.27 14 594 4090 -17.9 -40.9 11 23.0 -20.7 308 60 296.3 296.3 280.0 296.9 0.18 15 521 5059 -22.1 -43.1 13 21.0 -24.4 302 82 302.5 302.5 282.6 303.1 0.16 16 500 5360 -23.5 -40.5 19 17.0 -25.4 300 89 304.4 304.4 283.5 305.2 0.22 17 412 6752 -32.7 -46.7 23 14.0 -33.7 304 107 309.9 309.9 285.4 310.4 0.14 18 400 6960 -34.3 -48.3 23 14.0 -35.3 305 110 310.4 310.4 285.6 310.9 0.12 19 318 8518 -47.1 -54.1 45 7.0 -47.3 309 115 313.7 313.7 286.7 314.0 0.08 20 300 8900 -50.3 -57.3 43 7.0 -50.5 310 116 314.5 314.5 287.0 314.7 0.06 21 282 9302 -53.5 -60.5 42 7.0 -53.7 310 120 315.5 315.5 287.3 315.6 0.04 22 259 9846 -57.9 -64.9 40 7.0 -58.0 310 108 316.8 316.8 287.7 316.9 0.02 23 250 10070 -56.7 -63.7 41 7.0 -56.8 305 95 321.8 321.8 289.3 321.9 0.03 24 240 10329 -54.7 -62.7 37 8.0 -54.9 305 87 328.6 328.6 291.3 328.7 0.03 25 229 10628 -55.7 -63.7 36 8.0 -55.8 305 77 331.5 331.5 292.2 331.6 0.03 26 200 11500 -49.3 -59.3 30 10.0 -49.7 305 50 354.7 354.7 297.7 355.0 0.06 27 194 11701 -48.5 -58.5 30 10.0 -48.9 305 49 359.1 359.1 298.6 359.4 0.07 28 154 13218 -51.7 -65.7 17 14.0 -52.1 305 41 378.1 378.1 302.0 378.3 0.04 29 150 13390 -51.7 -65.7 17 14.0 -52.1 305 40 381.0 381.0 302.4 381.2 0.04 30 140 13836 -52.1 -67.1 15 15.0 -52.5 305 37 387.9 387.9 303.5 388.0 0.03 31 123 14677 -50.1 -66.1 14 16.0 -50.8 305 31 406.2 406.2 306.0 406.4 0.04 32 100 16020 -52.5 -70.5 10 18.0 -53.1 305 21 426.3 426.3 308.4 426.4 0.03 33 89 16771 -54.7 -72.7 9 18.0 -55.3 307 16 436.3 436.3 309.5 436.5 0.02 34 78 17620 -53.3 -72.3 8 19.0 -54.1 308 11 456.0 456.0 311.4 456.2 0.03 35 70 18320 -51.9 -71.9 7 20.0 -52.9 310 7 473.4 473.4 313.0 473.5 0.03 36 64 18900 -51.1 -71.1 7 20.0 -52.2 325 5 487.4 487.4 314.1 487.6 0.04 37 50 20500 -51.5 -72.5 6 21.0 -52.9 5 1 522.1 522.1 316.5 522.4 0.04 38 46 21041 -51.1 -72.1 6 21.0 -52.7 16 2 535.7 535.7 317.3 536.0 0.05 39 30 23820 -50.5 -72.5 6 22.0 -52.8 75 7 607.0 607.0 320.9 607.5 0.07 40 27 24505 -52.5 -74.5 5 22.0 -54.6 63 7 619.9 619.9 321.5 620.4 0.06 41 20 26460 -49.7 -72.7 5 23.0 -53.1 30 7 684.0 684.1 323.9 684.9 0.10 42 14 28814 -45.9 -69.9 5 24.0 -51.6 770.4 770.5 326.5 772.5 0.22 TRP 259 9846 -57.9 -64.9 40 7.0 -58.0 310 108 316.8 316.8 287.7 316.9 0.02 WND 282 9302 -53.5 -60.5 42 7.0 -53.7 310 120 315.5 315.5 287.3 315.6 0.04 Sounding variables and indices 1000-500 mb thick: 5271.00 m Freezing level: 976.08 mb = 283.91 m = 931.47 ft Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 35.89 % Est. max temperature: 4.01 C = 39.21 F Sfc-Lift cond lev (LCL): 918.28 mb = 769.31 m = 2523.96 ft T: -3.99 C 700-500 lapse rate: 2.96 C/km ThetaE index: 2.10 C Layer 925.0- 877.0 mb Conv cond level (CCL): 806.00 mb = 1785.32 m = 5857.29 ft Mean mixing ratio: 2.10 g/kg Conv temperature: 4.35 C = 39.83 F Cap Strength: 18.02 C Lifted Index: 19.20 C Risk: None Lifted Index @300 mb: 23.33 C Lifted Index @700 mb: 5.41 C Showalter Index: 18.26 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 16.40 C Cross Totals Index: 8.40 C K Index: -9.70 Risk: None Sweat Index: 131.00 Risk: None Energy Index: 4.66 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.59 J/kg Max Up Vert Vel: 3.03 m/s Conv Inhibition (B-): 60584.34 J/kg Cap Strength: 19.21 C Lift Cond Lev (LCL): 850.15 mb = 1373.65 m = 4506.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 335 at 37 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 ---------------------------------------------------------- 0 979 259 285 1 1.0 -0.3 | 156 37 -14.7 33.6 1 925 712 310 19 14.6 -12.2 | 177 22 -1.1 21.6 2 850 1375 315 21 14.8 -14.8 | 178 19 -0.8 19.0 3 700 2856 315 33 23.3 -23.3 | 216 13 7.7 10.5 4 500 5360 300 89 77.1 -44.5 | 280 62 61.4 -10.6 5 400 6960 305 110 90.1 -63.1 | 291 80 74.5 -29.2 6 300 8900 310 116 88.9 -74.6 | 299 84 73.2 -40.7 7 282 9302 310 120 91.9 -77.1 | 300 88 76.3 -43.3 8 259 9846 310 108 82.7 -69.4 | 298 76 67.1 -35.6 9 250 10070 305 95 77.8 -54.5 | 288 66 62.2 -20.6 10 200 11500 305 50 41.0 -28.7 | 258 26 25.3 5.2 11 150 13390 305 40 32.8 -22.9 | 237 20 17.1 10.9 12 100 16020 305 21 17.2 -12.0 | 184 22 1.6 21.8 13 70 18320 310 7 5.4 -4.5 | 161 31 -10.3 29.4 14 50 20500 5 1 -0.1 -1.0 | 154 36 -15.7 32.9 15 30 23820 75 7 -6.8 -1.8 | 145 39 -22.4 32.0 16 20 26460 30 7 -3.5 -6.1 | 145 34 -19.1 27.8 Wind Parameters Mean winds (0-6000m): 305.2 at 49.7 knts Storm direction: 335.2 at 37.3 knts Shear (0-3000m) pos: 4.0 neg: 3.1 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 94.1 deg Storm rel helicity (0-3000m) pos: 159.5 neg: 0.0 tot: 159.5 m^2/s^2 ave: 53.2 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 7.3 stream: 5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 200.36 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 ------------------------------------------------------------------------------- 500 309 11 165 28| 18.8 0.0 18.8| 86.5 0.0 86.5 172.9 0.57| 19.4 11.1 1000 311 15 170 24| 10.2 0.0 10.2| 87.3 0.0 87.3 87.3 0.53| 10.7 5.6 1500 313 18 173 22| 8.0 0.0 8.0| 97.9 0.0 97.9 65.3 0.54| 8.4 4.5 2000 313 20 176 20| 6.0 1.0 7.0|111.7 0.0 111.7 55.9 0.58| 7.3 4.3 2500 314 22 180 19| 4.8 1.7 6.5|125.5 0.0 125.5 50.2 0.63| 6.7 4.2 3000 314 24 186 17| 4.0 3.1 7.1|159.5 0.0 159.5 53.2 0.70| 7.3 5.1 4000 312 31 211 15| 3.0 5.2 8.2|224.8 0.0 224.8 56.2 0.61| 8.4 5.1 5000 307 41 241 19| 2.4 6.6 8.9|248.2 -0.5 247.6 49.5 0.47| 9.2 4.3 6000 305 50 258 26| 3.2 5.5 8.7|391.8 -1.8 390.0 65.0 0.48| 8.9 4.3 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250427.00.gif