UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U3415... Searching the city database file for: U3415 ... Date:0000Z 17 APR 25 Station: U3415 WMO ident: 23415 Latitude: 65.12 Longitude: 57.10 ------------------------------------------------------------------------------- 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 1011 61 -4.5 -7.8 78 3.3 -5.5 340 9 267.8 268.2 267.0 273.5 2.10 1 1000 147 -5.5 -10.5 68 5.0 -6.9 315 17 267.6 267.9 266.3 272.3 1.71 2 966 417 -8.1 -12.2 72 4.1 -9.2 324 23 267.7 267.9 266.0 271.9 1.55 3 943 604 -7.7 -11.9 72 4.2 -8.8 330 28 269.9 270.2 267.7 274.4 1.63 4 925 754 -8.9 -14.9 62 6.0 -10.4 335 31 270.2 270.4 267.3 273.8 1.30 5 907 906 -10.5 -18.5 52 8.0 -12.2 335 31 270.1 270.2 266.6 272.9 0.98 6 850 1400 -15.5 -20.5 65 5.0 -16.4 335 29 269.9 270.1 266.3 272.4 0.88 7 787 1976 -20.5 -23.3 78 2.8 -21.0 333 32 270.6 270.7 266.5 272.7 0.74 8 733 2502 -20.3 -26.3 59 6.0 -21.2 331 34 276.3 276.4 270.0 278.2 0.61 9 700 2842 -22.3 -26.8 67 4.5 -22.9 330 36 277.8 277.9 270.9 279.6 0.61 10 576 4250 -31.3 -35.2 68 3.9 -31.7 333 43 283.2 283.2 273.6 284.2 0.33 11 500 5240 -37.7 -43.7 53 6.0 -38.0 335 48 287.1 287.1 275.4 287.6 0.16 12 401 6724 -47.3 -54.3 45 7.0 -47.5 340 56 293.3 293.3 278.4 293.5 0.06 13 400 6740 -47.3 -54.3 45 7.0 -47.5 340 56 293.5 293.5 278.5 293.7 0.06 14 392 6874 -46.9 -54.9 40 8.0 -47.1 338 56 295.7 295.7 279.5 295.9 0.06 15 362 7396 -50.3 -58.3 38 8.0 -50.5 330 54 298.0 298.0 280.5 298.2 0.04 16 300 8630 -46.9 -55.9 35 9.0 -47.2 330 56 319.3 319.3 288.6 319.5 0.07 17 262 9528 -45.1 -57.1 25 12.0 -45.6 334 53 334.5 334.5 293.0 334.8 0.06 18 250 9840 -45.3 -58.3 22 13.0 -45.8 335 52 338.7 338.7 294.1 339.0 0.06 19 200 11330 -46.3 -63.3 13 17.0 -46.9 330 50 359.5 359.5 298.6 359.6 0.04 20 184 11885 -45.9 -63.9 11 18.0 -46.6 329 49 368.8 368.8 300.4 369.0 0.04 21 150 13250 -44.3 -65.3 8 21.0 -45.4 325 46 393.7 393.7 304.3 393.9 0.04 22 130 14208 -44.3 -67.3 6 23.0 -45.5 327 41 410.2 410.2 306.6 410.3 0.03 23 100 15950 -47.9 -71.9 5 24.0 -49.0 330 33 435.2 435.2 309.4 435.3 0.02 24 87 16866 -48.9 -72.9 4 24.0 -50.0 334 31 450.8 450.9 311.0 451.0 0.02 25 70 18300 -46.7 -71.7 4 25.0 -48.4 340 29 484.5 484.5 313.8 484.7 0.03 26 57 19652 -50.1 -75.1 4 25.0 -51.5 337 29 506.1 506.1 315.4 506.2 0.03 27 50 20510 -49.3 -74.3 4 25.0 -51.1 335 29 527.3 527.3 316.8 527.5 0.03 28 46 21061 -46.1 -72.1 4 26.0 -48.6 337 29 547.7 547.8 318.0 548.1 0.05 29 41 21819 -50.5 -75.5 4 25.0 -52.4 339 29 555.1 555.1 318.4 555.3 0.03 30 39 22147 -48.9 -73.9 4 25.0 -51.1 340 29 567.1 567.2 319.0 567.4 0.04 31 34 23042 -52.1 -77.1 3 25.0 -53.9 343 29 581.4 581.4 319.8 581.6 0.03 32 30 23860 -47.9 -73.9 3 26.0 -50.9 345 29 614.1 614.1 321.3 614.5 0.06 33 29 24084 -47.7 -73.7 3 26.0 -50.8 347 30 620.6 620.6 321.5 621.1 0.06 34 23 25596 -53.1 -77.1 4 24.0 -55.4 358 34 647.2 647.3 322.6 647.6 0.05 35 20 26510 -46.3 -72.3 4 26.0 -50.8 5 36 694.5 694.5 324.3 695.4 0.11 36 19 26854 -42.1 -69.1 4 27.0 -48.3 6 35 717.8 717.8 325.0 719.4 0.18 37 16 27992 -52.5 -76.5 4 24.0 -55.7 10 31 720.0 720.0 325.1 720.6 0.07 38 14 28851 -55.1 -79.1 4 24.0 -57.9 13 27 739.2 739.2 325.6 739.7 0.05 39 11 30399 -53.3 -77.3 4 24.0 -57.2 18 21 798.5 798.6 327.3 799.4 0.09 40 10 31020 -48.3 -73.3 4 25.0 -54.2 20 19 839.3 839.3 328.2 841.2 0.19 41 9.4 31424 -52.7 -76.7 4 24.0 -57.2 837.5 837.6 328.1 838.7 0.12 42 7.9 32564 -45.5 -71.5 4 26.0 -53.6 909.0 909.1 329.7 912.5 0.31 TRP 362 7396 -50.3 -58.3 38 8.0 -50.5 330 54 298.0 298.0 280.5 298.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5093.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 65.69 % Est. max temperature: -2.35 C = 27.77 F Sfc-Lift cond lev (LCL): 959.57 mb = 469.00 m = 1538.69 ft T: -7.99 C 700-500 lapse rate: 6.42 C/km ThetaE index: 2.03 C Layer 925.0- 787.0 mb Conv cond level (CCL): 872.93 mb = 1197.20 m = 3927.78 ft Mean mixing ratio: 1.55 g/kg Conv temperature: -2.31 C = 27.84 F Cap Strength: 9.17 C Lifted Index: 11.73 C Risk: None Lifted Index @300 mb: 32.77 C Lifted Index @700 mb: 5.75 C Showalter Index: 12.23 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 17.20 C K Index: -2.80 Risk: None Sweat Index: 106.00 Risk: None Energy Index: 3.20 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.91 J/kg Max Up Vert Vel: 5.28 m/s Conv Inhibition (B-): 83818.67 J/kg Cap Strength: 11.38 C Lift Cond Lev (LCL): 889.79 mb = 1051.52 m = 3449.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 3 at 28 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 1011 61 340 9 3.1 -8.5 | 193 20 4.7 19.7 1 1000 147 315 17 12.0 -12.0 | 220 21 13.6 16.1 2 925 754 335 31 13.1 -28.1 | 270 15 14.7 0.0 3 850 1400 335 29 12.3 -26.3 | 262 14 13.9 1.9 4 700 2842 330 36 18.0 -31.2 | 279 20 19.6 -3.0 5 500 5240 335 48 20.3 -43.5 | 305 27 21.9 -15.4 6 400 6740 340 56 19.2 -52.6 | 320 32 20.7 -24.5 7 362 7396 330 54 27.0 -46.8 | 303 34 28.6 -18.6 8 300 8630 330 56 28.0 -48.5 | 305 36 29.6 -20.4 9 250 9840 335 52 22.0 -47.1 | 309 30 23.6 -19.0 10 200 11330 330 50 25.0 -43.3 | 300 31 26.6 -15.2 11 150 13250 325 46 26.4 -37.7 | 289 30 28.0 -9.5 12 100 15950 330 33 16.5 -28.6 | 271 18 18.1 -0.4 13 70 18300 340 29 9.9 -27.3 | 266 12 11.5 0.9 14 50 20510 335 29 12.3 -26.3 | 262 14 13.9 1.9 15 30 23860 345 29 7.5 -28.0 | 269 9 9.1 0.1 16 20 26510 5 36 -3.1 -35.9 | 11 8 -1.5 -7.7 17 10 31020 20 19 -6.5 -17.9 | 155 11 -4.9 10.3 Wind Parameters Mean winds (0-6000m): 333.2 at 37.6 knts Storm direction: 3.2 at 28.2 knts Shear (0-3000m) pos: 0.8 neg: 4.3 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 88.4 deg Storm rel helicity (0-3000m) pos: 144.9 neg: -6.6 tot: 138.4 m^2/s^2 ave: 46.1 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.33 Bulk Shear: 42.64 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 ------------------------------------------------------------------------------- 500 323 20 229 18| 0.0 18.3 18.3| 98.4 0.0 98.4 196.8 0.95| 21.1 20.0 1000 330 25 246 15| 2.4 9.2 11.6|119.6 -3.3 116.3 116.3 0.88| 13.8 12.2 1500 332 27 252 15| 1.6 6.0 7.7|121.6 -6.6 115.0 76.7 0.82| 9.8 8.0 2000 333 28 256 15| 1.2 5.2 6.4|128.9 -6.6 122.4 61.2 0.81| 8.0 6.5 2500 332 29 260 15| 1.0 4.7 5.7|135.8 -6.6 129.3 51.7 0.79| 7.0 5.5 3000 332 30 264 16| 0.8 4.3 5.1|144.9 -6.6 138.4 46.1 0.78| 6.2 4.9 4000 332 32 271 17| 1.2 3.2 4.5|170.6 -6.6 164.0 41.0 0.79| 5.3 4.2 5000 332 35 279 18| 1.5 2.6 4.1|197.7 -6.6 191.1 38.2 0.79| 4.8 3.8 6000 333 38 286 19| 1.8 2.2 3.9|233.4 -6.6 226.8 37.8 0.80| 4.5 3.6 Wrote GIF file: /home/apache/climate/data/raob//U3415/skewt/U3415.skewt.20250417.00.gif