UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 25 APR 25 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1009 59 5.0 -7.0 41 12.0 0.6 270 9 277.4 277.8 273.3 283.7 2.24 1 1000 132 4.0 -8.0 41 12.0 -0.2 250 13 277.1 277.5 272.9 283.0 2.09 2 925 758 -1.9 -10.9 50 9.0 -4.7 210 19 277.4 277.7 272.6 282.5 1.80 3 850 1423 -7.9 -13.9 62 6.0 -9.5 215 17 277.9 278.1 272.5 282.3 1.53 4 782 2064 -13.1 -17.3 71 4.2 -14.1 245 23 279.0 279.2 272.7 282.7 1.26 5 701 2896 -13.5 -16.0 81 2.5 -14.2 284 31 287.4 287.7 277.7 292.1 1.56 6 700 2907 -13.5 -16.0 81 2.5 -14.2 285 31 287.5 287.8 277.7 292.2 1.57 7 682 3105 -13.3 -16.5 77 3.2 -14.2 287 33 289.9 290.2 278.9 294.6 1.54 8 616 3870 -18.7 -22.6 71 3.9 -19.5 293 39 292.3 292.4 279.3 295.4 1.01 9 599 4079 -17.9 -21.9 71 4.0 -18.8 294 41 295.5 295.7 280.9 299.0 1.10 10 584 4268 -18.1 -25.1 54 7.0 -19.5 296 42 297.5 297.6 281.4 300.2 0.85 11 566 4501 -19.1 -29.1 41 10.0 -20.8 298 44 299.0 299.1 281.7 301.0 0.61 12 500 5410 -25.7 -31.7 57 6.0 -26.5 305 52 301.7 301.8 282.8 303.5 0.54 13 436 6395 -32.3 -37.3 61 5.0 -32.8 302 65 305.4 305.5 284.0 306.6 0.36 14 400 7000 -36.5 -41.2 62 4.7 -36.9 300 73 307.6 307.6 284.7 308.5 0.26 15 377 7407 -40.1 -44.6 62 4.5 -40.4 300 75 308.0 308.1 284.8 308.7 0.19 16 368 7572 -41.1 -45.6 62 4.5 -41.3 300 76 308.9 308.9 285.1 309.5 0.18 17 339 8122 -46.9 -51.6 59 4.7 -47.1 300 79 308.3 308.3 284.8 308.6 0.10 18 300 8920 -53.5 -58.4 55 4.9 -53.6 300 83 309.9 309.9 285.4 310.1 0.05 19 257 9890 -60.8 -65.8 52 5.0 -60.9 305 91 313.2 313.2 286.5 313.3 0.02 20 250 10060 -62.1 -67.1 51 5.0 -62.1 310 89 313.7 313.7 286.6 313.8 0.02 21 249 10085 -59.9 -64.7 53 4.8 -60.0 310 88 317.4 317.4 287.9 317.5 0.03 22 225 10729 -54.1 -59.1 54 5.0 -54.2 312 67 335.6 335.6 293.3 335.8 0.06 23 200 11490 -52.3 -58.3 48 6.0 -52.5 315 42 349.9 350.0 296.7 350.3 0.07 24 180 12174 -50.3 -57.3 43 7.0 -50.6 315 39 363.9 363.9 299.5 364.3 0.09 25 150 13360 -51.9 -61.9 29 10.0 -52.2 315 35 380.6 380.7 302.4 380.9 0.06 26 121 14750 -53.3 -65.3 22 12.0 -53.7 310 25 402.2 402.2 305.5 402.5 0.05 27 100 15980 -52.9 -66.9 17 14.0 -53.5 305 17 425.5 425.5 308.4 425.8 0.05 28 92 16517 -52.7 -67.7 15 15.0 -53.4 303 15 436.2 436.2 309.5 436.4 0.05 29 79 17498 -52.3 -68.3 13 16.0 -53.1 298 12 456.4 456.4 311.5 456.7 0.05 30 70 18280 -51.7 -68.7 11 17.0 -52.7 295 9 473.8 473.8 313.0 474.1 0.05 31 50 20450 -52.3 -70.3 10 18.0 -53.5 280 11 520.2 520.2 316.4 520.6 0.06 32 30 23750 -53.3 -73.3 7 20.0 -55.1 115 5 599.3 599.4 320.6 599.8 0.06 33 21 26054 -52.7 -73.7 6 21.0 -55.2 93 7 665.5 665.5 323.3 666.2 0.08 34 20 26370 -51.7 -72.7 6 21.0 -54.5 90 7 677.9 678.0 323.7 678.8 0.10 35 17 27432 -48.5 -70.5 6 22.0 -52.7 88 7 720.4 720.5 325.1 721.9 0.17 36 14 28702 -50.9 -72.9 6 22.0 -54.8 85 7 753.4 753.5 326.1 754.8 0.14 37 10 30920 -45.3 -69.3 5 24.0 -52.4 80 7 850.5 850.6 328.5 854.0 0.34 38 9.4 31333 -45.1 -70.1 4 25.0 -52.6 866.4 866.6 328.8 869.9 0.32 TRP 250 10060 -62.1 -67.1 51 5.0 -62.1 310 89 313.7 313.7 286.6 313.8 0.02 WND 257 9890 -60.8 -65.8 52 5.0 -60.9 305 91 313.2 313.2 286.5 313.3 0.02 Sounding variables and indices 1000-500 mb thick: 5278.00 m Freezing level: 949.15 mb = 556.41 m = 1825.46 ft Wetbulb zero: 1002.35 mb = 112.87 m = 370.32 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 61.77 % Est. max temperature: 5.38 C = 41.68 F Sfc-Lift cond lev (LCL): 837.82 mb = 1534.00 m = 5032.75 ft T: -8.80 C 700-500 lapse rate: 4.87 C/km ThetaE index: 1.46 C Layer 1000.0- 782.0 mb Conv cond level (CCL): 797.67 mb = 1911.61 m = 6271.63 ft Mean mixing ratio: 1.93 g/kg Conv temperature: 6.31 C = 43.35 F Cap Strength: 14.81 C Lifted Index: 16.06 C Risk: None Lifted Index @300 mb: 19.25 C Lifted Index @700 mb: 7.11 C Showalter Index: 16.41 C Risk: None Total Totals Index: 29.60 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 11.80 C K Index: 1.40 Risk: None Sweat Index: 236.00 Risk: None Energy Index: 4.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.70 J/kg Max Up Vert Vel: 1.18 m/s Conv Inhibition (B-): 65878.79 J/kg Cap Strength: 15.96 C Lift Cond Lev (LCL): 815.18 mb = 1744.65 m = 5723.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 25 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 1009 59 270 9 9.0 -0.0 | 155 20 -8.3 18.1 1 1000 132 250 13 12.2 4.4 | 167 23 -5.1 22.5 2 925 758 210 19 9.5 16.5 | 167 35 -7.8 34.5 3 850 1423 215 17 9.8 13.9 | 167 33 -7.6 32.0 4 700 2907 285 31 29.9 -8.0 | 231 16 12.6 10.1 5 500 5410 305 52 42.6 -29.8 | 295 28 25.3 -11.7 6 400 7000 300 73 63.2 -36.5 | 292 49 45.9 -18.4 7 300 8920 300 83 71.9 -41.5 | 293 59 54.6 -23.4 8 257 9890 305 91 74.5 -52.2 | 301 67 57.2 -34.1 9 250 10060 310 89 68.2 -57.2 | 308 64 50.9 -39.1 10 200 11490 315 42 29.7 -29.7 | 313 17 12.4 -11.6 11 150 13360 315 35 24.7 -24.7 | 312 10 7.4 -6.7 12 100 15980 305 17 13.9 -9.8 | 158 9 -3.4 8.3 13 70 18280 295 9 8.2 -3.8 | 147 17 -9.2 14.3 14 50 20450 280 11 10.8 -1.9 | 158 17 -6.5 16.2 15 30 23750 115 5 -4.5 2.1 | 133 30 -21.8 20.2 16 20 26370 90 7 -7.0 0.0 | 127 30 -24.3 18.1 17 10 30920 80 7 -6.9 -1.2 | 125 30 -24.2 16.9 Wind Parameters Mean winds (0-6000m): 286.2 at 33.4 knts Storm direction: 316.2 at 25.0 knts Shear (0-3000m) pos: 5.5 neg: 2.6 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 81.1 deg Storm rel helicity (0-3000m) pos: 226.0 neg: -15.6 tot: 210.4 m^2/s^2 ave: 70.1 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 5.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 91.64 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 ------------------------------------------------------------------------------- 500 237 14 169 26| 0.0 13.2 13.2| 32.9 -1.9 31.0 62.1 0.39| 14.1 5.6 1000 222 16 168 31| 0.0 7.9 7.9| 32.9 -14.0 18.9 18.9 0.21| 9.9 2.1 1500 220 17 168 32| 1.0 5.3 6.2| 52.0 -15.6 36.4 24.3 0.27| 7.8 2.1 2000 224 18 171 31| 3.2 3.9 7.2|122.1 -15.6 106.5 53.3 0.46| 8.4 3.8 2500 235 19 177 29| 4.8 3.2 7.9|183.7 -15.6 168.1 67.2 0.55| 9.1 5.0 3000 248 21 185 26| 5.5 2.6 8.2|226.0 -15.6 210.4 70.1 0.61| 9.3 5.6 4000 265 25 200 22| 5.4 2.0 7.4|269.4 -15.6 253.8 63.4 0.66| 8.3 5.4 5000 278 29 219 18| 5.4 1.6 7.0|321.6 -15.6 306.0 61.2 0.68| 7.7 5.2 6000 286 33 239 17| 4.9 1.3 6.2|342.9 -20.3 322.6 53.8 0.61| 7.5 4.6 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250425.12.gif