UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 20 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 ------------------------------------------------------------------------------- 0 1000 47 160 15 SFC 999 55 -1.1 -9.1 55 8.0 -3.6 160 15 272.1 272.4 269.6 277.4 1.92 2 925 658 -6.9 -13.9 57 7.0 -8.7 170 27 272.3 272.5 268.8 276.2 1.41 3 872 1117 -10.9 -16.9 61 6.0 -12.3 170 31 272.7 272.9 268.7 276.0 1.17 4 850 1314 -12.1 -17.1 66 5.0 -13.2 170 33 273.5 273.7 269.2 276.8 1.18 5 751 2248 -18.5 -23.5 65 5.0 -19.3 199 30 276.4 276.5 270.3 278.6 0.76 6 700 2770 -20.7 -25.3 67 4.6 -21.4 215 29 279.6 279.7 272.1 281.7 0.70 7 615 3719 -25.9 -29.7 70 3.8 -26.4 227 25 284.1 284.2 274.5 285.8 0.53 8 571 4254 -28.9 -33.2 66 4.3 -29.3 233 23 286.7 286.8 275.6 288.0 0.41 9 524 4868 -30.1 -34.7 64 4.6 -30.6 241 20 292.4 292.5 278.4 293.6 0.38 10 500 5200 -32.5 -37.3 62 4.8 -32.9 245 19 293.4 293.5 278.8 294.4 0.31 11 448 5966 -35.9 -40.4 63 4.5 -36.2 245 21 298.5 298.5 281.0 299.4 0.25 12 400 6740 -42.7 -47.7 58 5.0 -42.9 245 23 299.5 299.5 281.3 299.9 0.13 13 352 7590 -49.7 -54.7 56 5.0 -49.8 261 29 301.2 301.2 282.0 301.4 0.06 14 327 8071 -51.7 -56.7 55 5.0 -51.8 270 33 304.9 304.9 283.4 305.1 0.05 15 300 8630 -51.7 -57.7 49 6.0 -51.8 265 27 312.5 312.5 286.3 312.7 0.05 16 264 9462 -49.5 -55.5 49 6.0 -49.7 272 27 327.3 327.3 291.0 327.6 0.08 17 250 9820 -48.3 -55.3 44 7.0 -48.6 275 27 334.3 334.3 293.0 334.6 0.08 18 221 10637 -46.5 -56.5 31 10.0 -46.9 283 24 349.0 349.0 296.5 349.4 0.08 19 200 11300 -47.3 -58.3 27 11.0 -47.8 290 21 357.9 357.9 298.4 358.2 0.07 20 150 13190 -49.1 -64.1 16 15.0 -49.7 295 21 385.5 385.5 303.1 385.7 0.05 21 100 15850 -49.5 -67.5 10 18.0 -50.4 275 15 432.1 432.1 309.1 432.3 0.04 22 70 18180 -49.9 -68.9 9 19.0 -51.1 245 13 477.6 477.6 313.3 477.9 0.05 23 50 20370 -51.7 -71.7 7 20.0 -53.1 220 17 521.6 521.7 316.4 521.9 0.05 24 42 21509 -47.5 -68.5 7 21.0 -49.8 220 22 558.7 558.7 318.6 559.3 0.09 25 34 22878 -55.7 -75.7 7 20.0 -56.9 220 28 571.9 572.0 319.3 572.2 0.04 26 30 23680 -52.1 -73.1 6 21.0 -54.1 220 31 602.6 602.6 320.7 603.1 0.06 27 27 24362 -50.5 -71.5 7 21.0 -53.0 215 28 625.5 625.6 321.7 626.2 0.09 28 23 25398 -53.3 -74.3 6 21.0 -55.5 207 23 646.7 646.7 322.6 647.2 0.07 29 20 26300 -51.3 -73.3 6 22.0 -54.2 200 19 679.1 679.2 323.7 679.9 0.09 30 14 28602 -54.3 -75.3 6 21.0 -57.2 741.9 742.0 325.7 742.8 0.10 31 12 29599 -50.5 -72.5 6 22.0 -54.9 788.8 788.9 327.0 790.5 0.18 32 10 30786 -51.3 -73.3 6 22.0 -56.0 828.1 828.2 328.0 830.0 0.19 TRP 327 8071 -51.7 -56.7 55 5.0 -51.8 270 33 304.9 304.9 283.4 305.1 0.05 WND Sounding variables and indices 1000-500 mb thick: 5153.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 64.53 % Est. max temperature: 0.27 C = 32.49 F Sfc-Lift cond lev (LCL): 881.00 mb = 1037.27 m = 3403.06 ft T: -10.20 C 700-500 lapse rate: 4.86 C/km ThetaE index: 1.40 C Layer 925.0- 850.0 mb Conv cond level (CCL): 819.06 mb = 1593.72 m = 5228.67 ft Mean mixing ratio: 1.58 g/kg Conv temperature: 1.12 C = 34.02 F Cap Strength: 13.47 C Lifted Index: 14.06 C Risk: None Lifted Index @300 mb: 25.39 C Lifted Index @700 mb: 4.48 C Showalter Index: 13.92 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 15.40 C K Index: -1.30 Risk: None Sweat Index: 230.74 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.08 J/kg Max Up Vert Vel: 1.47 m/s Conv Inhibition (B-): 67893.60 J/kg Cap Strength: 13.89 C Lift Cond Lev (LCL): 845.83 mb = 1351.10 m = 4432.69 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 237 at 19 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 ---------------------------------------------------------- 0 999 55 160 15 -5.1 14.1 | 100 21 -21.1 3.7 1 925 658 170 27 -4.7 26.6 | 128 26 -20.7 16.2 2 850 1314 170 33 -5.7 32.5 | 135 31 -21.7 22.1 3 700 2770 215 29 16.6 23.8 | 183 13 0.6 13.4 4 500 5200 245 19 17.2 8.0 | 333 3 1.2 -2.4 5 400 6740 245 23 20.8 9.7 | 278 5 4.8 -0.7 6 327 8071 270 33 33.0 -0.0 | 301 20 17.0 -10.4 7 300 8630 265 27 26.9 2.4 | 306 14 10.9 -8.0 8 250 9820 275 27 26.9 -2.4 | 320 17 10.9 -12.8 9 200 11300 290 21 19.7 -7.2 | 348 18 3.7 -17.6 10 150 13190 295 21 19.0 -8.9 | 351 20 3.0 -19.3 11 100 15850 275 15 14.9 -1.3 | 5 12 -1.1 -11.7 12 70 18180 245 13 11.8 5.5 | 41 6 -4.2 -4.9 13 50 20370 220 17 10.9 13.0 | 117 6 -5.1 2.6 14 30 23680 220 31 19.9 23.7 | 196 14 3.9 13.3 15 20 26300 200 19 6.5 17.9 | 128 12 -9.5 7.5 Wind Parameters Mean winds (0-6000m): 207.0 at 25.5 knts Storm direction: 237.0 at 19.1 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 86.7 deg Storm rel helicity (0-3000m) pos: 204.4 neg: 0.0 tot: 204.4 m^2/s^2 ave: 68.1 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 5.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 37.46 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 ------------------------------------------------------------------------------- 500 166 20 113 23| 10.6 0.0 10.6| 59.1 0.0 59.1 118.3 0.93| 10.7 9.9 1000 168 24 122 25| 8.3 0.0 8.3| 89.4 0.0 89.4 89.4 0.86| 8.3 7.1 1500 170 27 127 26| 6.4 0.0 6.4|124.4 0.0 124.4 82.9 0.82| 7.7 6.3 2000 174 28 133 26| 5.2 0.0 5.2|163.9 0.0 163.9 82.0 0.78| 8.0 6.3 2500 179 29 138 24| 4.6 0.0 4.6|192.1 0.0 192.1 76.8 0.76| 8.1 6.2 3000 185 29 143 23| 4.1 0.0 4.1|204.4 0.0 204.4 68.1 0.74| 7.7 5.7 4000 194 28 151 19| 3.0 0.0 3.0|210.6 0.0 210.6 52.7 0.70| 6.7 4.7 5000 201 27 156 16| 2.4 0.0 2.4|213.9 0.0 213.9 42.8 0.70| 6.0 4.2 6000 207 25 160 13| 2.0 0.1 2.2|214.3 -1.5 212.8 35.5 0.65| 5.2 3.4 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20250420.12.gif