UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for U3415... Searching the city database file for: U3415 ... Date:0000Z 29 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 ------------------------------------------------------------------------------- 0 1000 33 340 5 SFC 996 64 -4.7 -9.1 71 4.4 -6.0 340 5 268.8 269.1 267.4 274.0 1.92 2 939 527 -5.7 -14.7 49 9.0 -8.0 336 8 272.3 272.5 268.7 276.0 1.30 3 925 644 -6.7 -16.7 45 10.0 -9.1 335 9 272.5 272.6 268.4 275.6 1.12 4 909 780 -7.9 -18.9 41 11.0 -10.4 328 9 272.6 272.7 268.2 275.3 0.94 5 850 1297 -12.5 -18.5 61 6.0 -13.8 300 11 273.1 273.2 268.7 276.0 1.04 6 819 1580 -14.5 -18.2 73 3.7 -15.3 298 17 273.9 274.0 269.3 277.0 1.11 7 770 2045 -17.7 -21.0 75 3.3 -18.3 295 26 275.3 275.4 269.9 278.0 0.93 8 700 2755 -20.1 -23.5 74 3.4 -20.7 290 40 280.2 280.4 272.7 282.7 0.82 9 691 2851 -20.5 -23.7 75 3.2 -21.0 290 41 280.8 281.0 273.1 283.3 0.82 10 676 3013 -19.9 -23.2 75 3.3 -20.5 289 43 283.3 283.4 274.5 285.9 0.87 11 627 3568 -21.7 -27.7 58 6.0 -22.6 287 49 287.4 287.5 276.3 289.3 0.63 12 578 4161 -26.1 -33.1 52 7.0 -26.9 284 55 289.0 289.1 276.8 290.3 0.41 13 566 4312 -25.7 -33.7 47 8.0 -26.6 284 56 291.2 291.3 277.9 292.5 0.39 14 500 5200 -30.9 -40.9 37 10.0 -31.7 280 66 295.4 295.4 279.6 296.1 0.21 15 490 5344 -31.7 -42.7 33 11.0 -32.6 278 66 296.1 296.1 279.8 296.7 0.18 16 441 6088 -34.1 -46.1 29 12.0 -34.9 266 68 302.1 302.1 282.4 302.6 0.14 17 400 6770 -36.9 -49.9 25 13.0 -37.6 255 69 307.0 307.0 284.3 307.4 0.10 18 390 6944 -37.5 -50.5 25 13.0 -38.2 253 70 308.5 308.5 284.9 308.8 0.10 19 309 8515 -46.8 -58.9 24 12.1 -47.2 230 75 316.6 316.6 287.7 316.8 0.04 20 304 8623 -47.5 -59.5 24 12.0 -47.9 233 73 317.2 317.2 287.9 317.4 0.04 21 300 8710 -47.7 -59.7 24 12.0 -48.0 235 71 318.1 318.1 288.2 318.3 0.04 22 275 9282 -49.7 -62.7 20 13.0 -50.0 240 69 323.2 323.3 289.8 323.4 0.03 23 252 9857 -47.1 -60.1 21 13.0 -47.5 245 59 335.3 335.3 293.2 335.5 0.05 24 250 9910 -47.7 -61.7 18 14.0 -48.1 245 58 335.2 335.2 293.2 335.3 0.04 25 246 10017 -48.9 -62.9 18 14.0 -49.3 244 57 334.9 334.9 293.1 335.0 0.03 26 233 10378 -44.3 -59.3 17 15.0 -44.9 240 52 347.1 347.1 296.0 347.4 0.06 27 200 11400 -46.5 -63.5 13 17.0 -47.1 230 38 359.1 359.1 298.5 359.3 0.04 28 194 11601 -47.3 -65.3 11 18.0 -47.9 229 37 361.0 361.0 298.9 361.1 0.03 29 164 12716 -44.3 -64.3 9 20.0 -45.3 223 30 383.8 383.8 302.9 384.0 0.04 30 150 13310 -45.7 -66.7 8 21.0 -46.6 220 27 391.3 391.3 304.0 391.5 0.03 31 141 13722 -47.1 -68.1 7 21.0 -48.0 221 27 395.8 395.9 304.6 396.0 0.03 32 122 14686 -45.1 -68.1 6 23.0 -46.3 223 28 416.2 416.2 307.3 416.4 0.03 33 100 16010 -47.3 -70.3 5 23.0 -48.5 225 29 436.3 436.3 309.5 436.5 0.03 34 93 16488 -48.5 -71.5 5 23.0 -49.6 223 27 443.1 443.1 310.2 443.3 0.03 35 77 17732 -47.3 -71.3 5 24.0 -48.8 218 23 470.2 470.2 312.7 470.4 0.03 36 70 18360 -48.7 -72.7 5 24.0 -50.1 215 21 480.2 480.2 313.5 480.4 0.03 37 51 20431 -51.5 -74.5 5 23.0 -52.9 248 27 519.2 519.2 316.2 519.4 0.03 38 50 20560 -50.9 -74.9 4 24.0 -52.4 250 27 523.5 523.5 316.5 523.7 0.03 39 40 22014 -48.7 -72.7 5 24.0 -50.9 224 19 563.5 563.6 318.9 563.9 0.05 40 30 23890 -50.9 -74.9 4 24.0 -53.2 190 9 605.9 605.9 320.9 606.2 0.05 41 20 26530 -51.1 -75.1 4 24.0 -54.2 265 5 679.8 679.8 323.8 680.4 0.07 42 17 27594 -48.1 -74.1 3 26.0 -52.5 249 5 721.7 721.8 325.1 722.6 0.10 43 14 28872 -48.5 -73.5 4 25.0 -53.3 229 6 761.6 761.6 326.3 762.8 0.13 44 12 29895 -44.5 -70.5 4 26.0 -51.4 213 6 810.1 810.2 327.5 812.5 0.24 45 10 31120 -43.1 -69.1 4 26.0 -51.3 195 7 858.7 858.8 328.7 862.4 0.35 46 9.8 31256 -43.7 -69.7 4 26.0 -51.7 861.4 861.6 328.7 864.9 0.33 47 8.7 32062 -40.3 -67.3 4 27.0 -50.5 904.4 904.7 329.6 910.2 0.51 48 8.2 32464 -42.5 -69.5 4 27.0 -51.9 911.2 911.4 329.7 915.7 0.40 49 6.7 33842 -38.1 -66.1 4 28.0 -50.7 983.8 984.3 331.1 993.5 0.79 TRP 275 9282 -49.7 -62.7 20 13.0 -50.0 240 69 323.2 323.3 289.8 323.4 0.03 WND 309 8515 -46.8 -58.9 24 12.1 -47.2 230 75 316.6 316.6 287.7 316.8 0.04 Sounding variables and indices 1000-500 mb thick: 5167.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 59.45 % Est. max temperature: -0.31 C = 31.44 F Sfc-Lift cond lev (LCL): 929.02 mb = 610.12 m = 2001.68 ft T: -6.41 C 700-500 lapse rate: 4.42 C/km ThetaE index: 0.68 C Layer 925.0- 850.0 mb Conv cond level (CCL): 793.93 mb = 1814.10 m = 5951.69 ft Mean mixing ratio: 1.37 g/kg Conv temperature: 1.11 C = 33.99 F Cap Strength: 14.12 C Lifted Index: 16.78 C Risk: None Lifted Index @300 mb: 30.39 C Lifted Index @700 mb: 6.19 C Showalter Index: 16.13 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 12.40 C K Index: -3.50 Risk: None Sweat Index: 88.00 Risk: None Energy Index: 4.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.95 J/kg Max Up Vert Vel: 5.47 m/s Conv Inhibition (B-): 76075.32 J/kg Cap Strength: 16.63 C Lift Cond Lev (LCL): 833.15 mb = 1449.44 m = 4755.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 314 at 30 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 ---------------------------------------------------------- 0 996 64 340 5 1.7 -4.7 | 129 25 -19.7 15.9 1 925 644 335 9 3.8 -8.2 | 125 22 -17.6 12.5 2 850 1297 300 11 9.5 -5.5 | 142 19 -11.9 15.1 3 700 2755 290 40 37.6 -13.7 | 247 18 16.2 7.0 4 500 5200 280 66 65.0 -11.5 | 258 45 43.6 9.2 5 400 6770 255 69 66.6 17.9 | 230 59 45.3 38.5 6 309 8515 230 75 57.5 48.2 | 208 78 36.1 68.9 7 300 8710 235 71 58.2 40.7 | 211 72 36.8 61.4 8 275 9282 240 69 59.8 34.5 | 215 67 38.4 55.1 9 250 9910 245 58 52.6 24.5 | 215 55 31.2 45.2 10 200 11400 230 38 29.1 24.4 | 190 46 7.7 45.1 11 150 13310 220 27 17.4 20.7 | 174 42 -4.0 41.3 12 100 16010 225 29 20.5 20.5 | 179 41 -0.9 41.2 13 70 18360 215 21 12.0 17.2 | 166 39 -9.3 37.9 14 50 20560 250 27 25.4 9.2 | 188 30 4.0 29.9 15 30 23890 190 9 1.6 8.9 | 146 36 -19.8 29.5 16 20 26530 265 5 5.0 0.4 | 142 27 -16.4 21.1 17 10 31120 195 7 1.8 6.8 | 144 34 -19.6 27.4 Wind Parameters Mean winds (0-6000m): 284.0 at 39.6 knts Storm direction: 314.0 at 29.7 knts Shear (0-3000m) pos: 0.0 neg: 6.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 122.0 deg Storm rel helicity (0-3000m) pos: 110.3 neg: -8.6 tot: 101.8 m^2/s^2 ave: 33.9 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.09 Bulk Shear: 171.60 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 ------------------------------------------------------------------------------- 500 337 7 128 24| 0.0 3.6 3.6| 0.0 -8.2 -8.2 -16.5 -0.38| 3.6 -1.3 1000 330 8 128 22| 0.0 3.2 3.2| 17.2 -8.6 8.6 8.6 0.23| 4.1 0.9 1500 318 9 132 20| 0.0 4.5 4.5| 41.8 -8.6 33.2 22.1 0.45| 5.3 2.4 2000 308 12 138 17| 0.0 5.9 5.9| 67.6 -8.6 59.1 29.5 0.61| 6.6 4.0 2500 301 16 149 14| 0.0 6.8 6.8| 93.8 -8.6 85.2 34.1 0.68| 7.4 5.0 3000 297 20 164 12| 0.0 6.9 6.9|110.3 -8.6 101.8 33.9 0.65| 7.4 4.8 4000 292 27 200 11| 0.0 6.6 6.6|128.1 -8.6 119.5 29.9 0.56| 7.0 3.9 5000 288 34 228 15| 0.0 6.4 6.4|133.8 -8.7 125.0 25.0 0.47| 6.8 3.2 6000 284 40 237 20| 0.0 5.7 5.7|133.8-189.3 -55.5 -9.2 0.21| 7.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//U3415/skewt/U3415.skewt.20250429.00.gif