UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 16 APR 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 52 6.4 -1.6 57 8.0 3.0 225 5 279.1 279.6 275.9 288.5 3.37 1 1000 101 6.0 -2.0 56 8.0 2.7 235 9 279.1 279.7 275.8 288.3 3.30 2 944 570 6.2 -3.8 49 10.0 2.1 283 24 284.0 284.5 278.0 292.7 3.05 3 925 735 5.4 -4.6 48 10.0 1.3 300 29 284.8 285.3 278.3 293.3 2.93 4 924 744 5.4 -4.6 48 10.0 1.3 300 29 284.9 285.4 278.3 293.4 2.94 5 850 1420 1.4 -4.6 64 6.0 -1.0 275 23 287.6 288.2 280.0 296.9 3.19 6 787 2039 -1.9 -4.6 82 2.7 -3.0 275 26 290.5 291.1 281.5 300.6 3.45 7 700 2964 -7.5 -10.4 80 2.9 -8.5 275 31 294.2 294.6 282.0 301.6 2.47 8 592 4247 -15.1 -18.3 76 3.2 -15.9 287 33 299.8 300.1 283.2 304.6 1.53 9 500 5500 -24.1 -28.7 66 4.6 -24.9 300 35 303.7 303.8 283.8 306.0 0.72 10 428 6616 -31.5 -36.5 61 5.0 -32.0 297 38 308.0 308.1 285.1 309.4 0.39 11 400 7090 -35.5 -40.4 61 4.9 -35.9 295 40 308.9 308.9 285.2 309.9 0.28 12 340 8202 -44.1 -49.0 58 4.9 -44.3 295 40 311.8 311.9 286.1 312.3 0.13 13 300 9030 -50.7 -55.2 59 4.5 -50.8 295 40 313.9 313.9 286.8 314.2 0.07 14 250 10190 -59.3 -63.8 56 4.5 -59.3 300 40 317.9 317.9 288.1 318.0 0.03 15 248 10240 -59.7 -64.2 56 4.5 -59.7 300 40 318.0 318.0 288.1 318.1 0.03 16 239 10471 -60.3 -64.8 55 4.5 -60.3 300 42 320.5 320.5 288.9 320.6 0.03 17 232 10657 -60.1 -64.6 55 4.5 -60.2 300 42 323.6 323.6 289.9 323.7 0.03 18 200 11600 -52.7 -57.4 57 4.7 -52.8 300 42 349.3 349.3 296.5 349.7 0.08 19 196 11731 -51.5 -56.2 57 4.7 -51.7 301 42 353.3 353.3 297.4 353.7 0.10 20 150 13470 -51.5 -57.5 49 6.0 -51.8 310 38 381.3 381.4 302.5 381.8 0.11 21 141 13871 -50.1 -56.1 49 6.0 -50.4 308 37 390.6 390.6 304.0 391.2 0.14 22 127 14549 -52.5 -58.5 48 6.0 -52.8 306 34 398.1 398.1 305.0 398.7 0.11 23 100 16090 -52.1 -60.1 38 8.0 -52.5 300 29 427.1 427.1 308.6 427.7 0.12 24 91 16703 -51.7 -59.7 38 8.0 -52.2 300 27 439.5 439.6 309.9 440.3 0.13 25 71 18309 -53.7 -62.7 32 9.0 -54.3 300 23 467.6 467.6 312.5 468.3 0.12 26 70 18400 -53.1 -62.1 33 9.0 -53.7 300 23 470.8 470.8 312.8 471.5 0.13 27 66 18778 -51.1 -60.1 33 9.0 -51.9 305 22 483.1 483.2 313.8 484.2 0.18 28 50 20560 -53.9 -63.9 28 10.0 -54.7 330 19 516.5 516.5 316.1 517.4 0.14 29 46 21094 -55.5 -65.5 28 10.0 -56.2 336 18 525.1 525.1 316.6 525.9 0.12 30 35 22857 -50.3 -61.3 26 11.0 -51.9 354 15 581.3 581.4 319.8 583.4 0.29 31 30 23860 -51.9 -62.9 26 11.0 -53.5 5 13 603.2 603.3 320.9 605.2 0.27 32 20 26480 -52.7 -64.7 22 12.0 -54.8 40 17 674.9 675.0 323.7 677.5 0.32 33 19 26810 -53.9 -65.9 22 12.0 -55.9 681.1 681.2 323.9 683.5 0.29 34 16 27920 -51.5 -63.5 23 12.0 -54.2 723.3 723.5 325.3 727.5 0.47 35 15 28336 -54.7 -67.7 19 13.0 -57.0 726.1 726.2 325.3 728.6 0.28 36 13 29259 -51.3 -64.3 20 13.0 -54.6 768.2 768.4 326.5 773.2 0.52 TRP 239 10471 -60.3 -64.8 55 4.5 -60.3 300 42 320.5 320.5 288.9 320.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5399.00 m Freezing level: 823.27 mb = 1682.45 m = 5519.77 ft Wetbulb zero: 882.68 mb = 1114.44 m = 3656.27 ft Precipitable water: 0.55 inches Sfc-500 mean rel hum: 70.49 % Est. max temperature: 14.73 C = 58.51 F Sfc-Lift cond lev (LCL): 889.42 mb = 1052.78 m = 3453.95 ft T: 3.57 C 700-500 lapse rate: 6.55 C/km ThetaE index: 0.13 C Layer 1000.0- 944.0 mb Conv cond level (CCL): 699.68 mb = 2967.46 m = 9735.65 ft Mean mixing ratio: 3.11 g/kg Conv temperature: 21.55 C = 70.79 F Cap Strength: 9.49 C Lifted Index: 10.98 C Risk: None Lifted Index @300 mb: 15.90 C Lifted Index @700 mb: 7.13 C Showalter Index: 7.05 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.50 C Cross Totals Index: 19.50 C K Index: 18.00 Risk: < 20 % chance of thunderstorms Sweat Index: 81.00 Risk: None Energy Index: 1.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.01 J/kg Max Up Vert Vel: 7.07 m/s Conv Inhibition (B-): 59256.05 J/kg Cap Strength: 10.84 C Lift Cond Lev (LCL): 827.53 mb = 1635.24 m = 5364.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 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 1006 52 225 5 3.5 3.5 | 149 23 -11.7 19.4 1 1000 101 235 9 7.4 5.2 | 160 22 -7.9 21.1 2 925 735 300 29 25.1 -14.5 | 262 10 9.9 1.4 3 850 1420 275 23 22.9 -2.0 | 209 16 7.7 13.9 4 700 2964 275 31 30.9 -2.7 | 230 20 15.6 13.2 5 500 5500 300 35 30.3 -17.5 | 276 15 15.1 -1.6 6 400 7090 295 40 36.3 -16.9 | 273 21 21.0 -1.0 7 300 9030 295 40 36.3 -16.9 | 273 21 21.0 -1.0 8 250 10190 300 40 34.6 -20.0 | 282 20 19.4 -4.1 9 239 10471 300 42 36.4 -21.0 | 284 22 21.1 -5.1 10 200 11600 300 42 36.4 -21.0 | 284 22 21.1 -5.1 11 150 13470 310 38 29.1 -24.4 | 302 16 13.9 -8.5 12 100 16090 300 29 25.1 -14.5 | 262 10 9.9 1.4 13 70 18400 300 23 19.9 -11.5 | 227 6 4.7 4.4 14 50 20560 330 19 9.5 -16.5 | 85 6 -5.7 -0.5 15 30 23860 5 13 -1.1 -13.0 | 100 17 -16.4 3.0 16 20 26480 40 17 -10.9 -13.0 | 96 26 -26.2 2.9 Wind Parameters Mean winds (0-6000m): 286.2 at 29.4 knts Storm direction: 316.2 at 22.0 knts Shear (0-3000m) pos: 4.6 neg: 1.2 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 82.1 deg Storm rel helicity (0-3000m) pos: 168.0 neg: -35.7 tot: 132.3 m^2/s^2 ave: 44.1 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 4.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.76 Bulk Shear: 33.04 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 ------------------------------------------------------------------------------- 500 267 15 180 17| 21.5 0.0 21.5|108.0 0.0 108.0 216.0 0.91| 24.2 22.0 1000 289 21 208 10| 12.6 0.0 12.6|135.6 -15.8 119.8 119.8 0.64| 20.3 13.0 1500 286 22 212 11| 8.4 2.2 10.5|137.6 -35.7 101.9 67.9 0.44| 16.0 7.0 2000 283 23 213 13| 6.3 1.6 7.9|147.6 -35.7 111.8 55.9 0.46| 12.6 5.8 2500 281 24 216 14| 5.0 1.4 6.5|157.5 -35.7 121.8 48.7 0.48| 10.6 5.1 3000 280 25 218 15| 4.6 1.2 5.8|168.0 -35.7 132.3 44.1 0.49| 9.3 4.6 4000 280 27 224 16| 3.9 0.9 4.8|193.7 -35.7 158.0 39.5 0.53| 7.7 4.1 5000 283 28 231 16| 3.5 0.7 4.2|218.5 -35.7 182.8 36.6 0.57| 6.8 3.8 6000 286 29 239 15| 3.0 0.7 3.7|229.4 -36.9 192.5 32.1 0.56| 6.1 3.4 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250416.00.gif