UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for U4908... Searching the city database file for: U4908 ... Date:1200Z 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 90 SFC 980 256 6.2 -7.8 36 14.0 1.0 260 1 281.0 281.3 275.2 287.2 2.16 2 925 725 1.2 -11.8 37 13.0 -3.0 290 1 280.5 280.8 274.2 285.4 1.67 3 850 1397 -5.1 -14.1 49 9.0 -7.7 60 3 280.8 281.1 274.1 285.2 1.51 4 784 2025 -10.7 -15.7 67 5.0 -12.0 14 7 281.4 281.6 274.3 285.6 1.43 5 782 2044 -10.7 -15.7 67 5.0 -12.0 13 7 281.6 281.8 274.5 285.8 1.44 6 736 2510 -11.3 -27.3 25 16.0 -14.3 338 10 285.8 285.9 275.4 287.6 0.55 7 714 2742 -12.1 -31.1 19 19.0 -15.3 321 12 287.5 287.5 276.0 288.7 0.40 8 700 2893 -12.7 -29.7 23 17.0 -15.7 310 13 288.4 288.5 276.6 289.9 0.46 9 673 3192 -14.5 -31.5 22 17.0 -17.3 306 17 289.7 289.7 277.2 291.0 0.41 10 644 3527 -13.5 -36.5 13 23.0 -16.9 303 21 294.5 294.5 279.3 295.4 0.26 11 639 3586 -13.7 -36.7 12 23.0 -17.1 302 22 294.9 295.0 279.4 295.8 0.26 12 563 4537 -20.7 -31.7 37 11.0 -22.4 291 34 297.5 297.6 281.0 299.1 0.48 13 550 4710 -20.5 -29.5 44 9.0 -22.0 288 37 299.8 299.9 282.1 301.8 0.60 14 500 5410 -24.5 -29.5 63 5.0 -25.3 280 46 303.2 303.3 283.5 305.4 0.66 15 465 5934 -26.9 -31.0 68 4.1 -27.5 280 59 306.5 306.7 284.8 308.6 0.62 16 400 7000 -33.7 -38.4 63 4.7 -34.1 280 85 311.2 311.3 286.2 312.4 0.35 17 356 7808 -40.8 -45.6 60 4.7 -41.1 285 93 312.2 312.2 286.3 312.8 0.18 18 301 8928 -51.1 -55.9 57 4.8 -51.2 290 89 313.0 313.0 286.5 313.3 0.07 19 300 8950 -51.3 -56.1 56 4.8 -51.4 290 89 313.0 313.1 286.5 313.3 0.06 20 252 10060 -59.5 -64.5 52 5.0 -59.6 285 85 316.9 316.9 287.8 317.0 0.03 21 250 10110 -59.5 -64.5 52 5.0 -59.6 285 81 317.6 317.6 288.0 317.7 0.03 22 245 10237 -57.3 -62.3 53 5.0 -57.4 286 78 322.7 322.7 289.6 322.9 0.04 23 208 11285 -51.3 -57.3 49 6.0 -51.5 293 54 347.6 347.6 296.2 347.9 0.08 24 200 11540 -51.1 -58.1 43 7.0 -51.4 295 48 351.8 351.9 297.1 352.2 0.07 25 158 13072 -51.3 -61.3 29 10.0 -51.7 303 36 376.0 376.1 301.6 376.3 0.06 26 150 13410 -50.7 -61.7 26 11.0 -51.1 305 33 382.7 382.7 302.7 383.0 0.06 27 100 16040 -54.3 -69.3 14 15.0 -54.8 315 27 422.8 422.8 308.0 423.0 0.03 28 71 18239 -54.1 -71.1 11 17.0 -54.8 334 10 466.7 466.8 312.4 467.0 0.04 29 70 18330 -54.1 -71.1 11 17.0 -54.8 335 9 468.6 468.7 312.5 468.9 0.04 30 64 18909 -52.9 -69.9 11 17.0 -53.8 308 8 483.4 483.5 313.7 483.7 0.05 31 50 20510 -51.7 -69.7 10 18.0 -53.0 235 5 521.6 521.7 316.4 522.1 0.06 32 30 23820 -50.5 -70.5 8 20.0 -52.8 25 9 607.0 607.0 320.9 607.7 0.09 33 20 26470 -49.1 -70.1 7 21.0 -52.6 10 13 685.9 685.9 324.0 687.2 0.15 34 16 27938 -47.9 -68.9 7 21.0 -52.4 735.0 735.1 325.6 737.0 0.22 TRP 252 10060 -59.5 -64.5 52 5.0 -59.6 285 85 316.9 316.9 287.8 317.0 0.03 WND 356 7808 -40.8 -45.6 60 4.7 -41.1 285 93 312.2 312.2 286.3 312.8 0.18 Sounding variables and indices 1000-500 mb thick: 5320.00 m Freezing level: 910.71 mb = 853.00 m = 2798.52 ft Wetbulb zero: 965.98 mb = 372.77 m = 1222.99 ft Precipitable water: 0.23 inches Sfc-500 mean rel hum: 37.77 % Est. max temperature: 6.21 C = 43.18 F Sfc-Lift cond lev (LCL): 789.23 mb = 1973.02 m = 6473.07 ft T: -10.24 C 700-500 lapse rate: 4.69 C/km ThetaE index: 1.97 C Layer 925.0- 784.0 mb Conv cond level (CCL): 611.98 mb = 3910.58 m = 12829.84 ft Mean mixing ratio: 1.78 g/kg Conv temperature: 20.97 C = 69.74 F Cap Strength: 12.85 C Lifted Index: 14.88 C Risk: None Lifted Index @300 mb: 19.29 C Lifted Index @700 mb: 5.74 C Showalter Index: 15.38 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 10.40 C K Index: -11.70 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 4.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.58 J/kg Max Up Vert Vel: 1.08 m/s Conv Inhibition (B-): 55848.34 J/kg Cap Strength: 14.80 C Lift Cond Lev (LCL): 762.13 mb = 2241.76 m = 7354.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 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 ---------------------------------------------------------- 0 980 256 260 1 1.0 0.2 | 140 17 -10.8 12.7 1 925 725 290 1 0.9 -0.3 | 138 16 -10.9 12.2 2 850 1397 60 3 -2.6 -1.5 | 128 18 -14.4 11.1 3 700 2893 310 13 10.0 -8.4 | 156 5 -1.8 4.2 4 500 5410 280 46 45.3 -8.0 | 262 34 33.5 4.6 5 400 7000 280 85 83.7 -14.8 | 272 72 71.9 -2.2 6 356 7808 285 93 89.8 -24.1 | 278 79 78.0 -11.5 7 300 8950 290 89 83.6 -30.4 | 284 74 71.8 -17.9 8 252 10060 285 85 82.1 -22.0 | 278 71 70.3 -9.4 9 250 10110 285 81 78.2 -21.0 | 277 67 66.4 -8.4 10 200 11540 295 48 43.5 -20.3 | 284 33 31.7 -7.7 11 150 13410 305 33 27.0 -18.9 | 293 17 15.2 -6.4 12 100 16040 315 27 19.1 -19.1 | 312 10 7.3 -6.5 13 70 18330 335 9 3.8 -8.2 | 119 9 -8.0 4.4 14 50 20510 235 5 4.1 2.9 | 153 17 -7.7 15.4 15 30 23820 25 9 -3.8 -8.2 | 106 16 -15.6 4.4 16 20 26470 10 13 -2.3 -12.8 | 89 14 -14.1 -0.2 Wind Parameters Mean winds (0-6000m): 286.8 at 23.0 knts Storm direction: 316.8 at 17.2 knts Shear (0-3000m) pos: 1.1 neg: 3.2 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 90.3 deg Storm rel helicity (0-3000m) pos: 10.9 neg: -37.9 tot: -27.0 m^2/s^2 ave: -9.0 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 0.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 63.99 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 ------------------------------------------------------------------------------- 500 276 1 139 16| 0.7 0.0 0.7| 0.0 -1.9 -1.9 -3.7 -0.66| 0.7 -0.4 1000 335 1 135 16| 1.7 0.0 1.7| 0.0 -13.5 -13.5 -13.5 -0.78| 2.1 -1.6 1500 33 2 129 17| 2.1 0.0 2.1| 0.0 -27.2 -27.2 -18.2 -0.75| 2.8 -2.1 2000 11 3 126 16| 1.6 1.4 3.0| 0.0 -37.5 -37.5 -18.8 -0.63| 3.6 -2.2 2500 337 5 129 13| 1.3 2.4 3.7| 4.3 -37.9 -33.6 -13.4 -0.30| 4.4 -1.3 3000 320 6 135 11| 1.1 3.2 4.2| 10.9 -37.9 -27.0 -9.0 0.01| 4.9 0.0 4000 305 11 155 7| 0.8 4.1 4.9| 17.1 -37.9 -20.8 -5.2 0.09| 5.5 0.5 5000 293 16 209 7| 0.6 4.8 5.4| 17.1 -56.0 -38.9 -7.8 0.02| 6.0 0.1 6000 287 23 240 12| 0.5 5.9 6.4| 71.2 -60.0 11.1 1.9 0.07| 6.9 0.5 Wrote GIF file: /home/apache/climate/data/raob//U4908/skewt/U4908.skewt.20250427.12.gif