UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 28 APR 25 Station: U3078 WMO ident: 23078 Latitude: 69.33 Longitude: 88.10 ------------------------------------------------------------------------------- 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 1005 65 -3.3 -4.4 92 1.1 -3.7 110 15 269.5 269.9 269.2 276.8 2.74 1 1000 104 -3.3 -5.3 86 2.0 -4.0 115 15 269.9 270.3 269.2 276.8 2.57 2 990 183 -4.5 -7.0 83 2.5 -5.3 124 17 269.4 269.8 268.4 275.6 2.28 3 947 531 -5.9 -8.2 84 2.3 -6.6 164 28 271.4 271.8 269.5 277.4 2.17 4 925 715 -6.5 -8.5 86 2.0 -7.1 185 33 272.7 273.0 270.3 278.7 2.17 5 913 817 -7.3 -9.2 86 1.9 -7.9 193 31 272.9 273.2 270.3 278.6 2.08 6 898 946 -6.3 -8.2 86 1.9 -6.9 203 29 275.2 275.6 272.1 281.6 2.29 7 881 1095 -7.7 -9.4 88 1.7 -8.2 214 27 275.2 275.6 271.8 281.2 2.12 8 850 1374 -7.9 -9.5 88 1.6 -8.4 235 23 277.9 278.2 273.5 284.0 2.18 9 814 1710 -8.7 -10.4 87 1.7 -9.2 237 26 280.5 280.8 274.9 286.6 2.12 10 776 2079 -10.9 -13.0 84 2.1 -11.5 240 29 282.0 282.3 275.2 287.2 1.81 11 729 2560 -9.7 -11.5 87 1.8 -10.3 243 33 288.4 288.8 279.0 294.8 2.17 12 700 2872 -11.3 -13.8 82 2.5 -12.1 245 36 290.0 290.3 279.4 295.6 1.88 13 673 3172 -13.9 -17.0 77 3.1 -14.7 246 39 290.3 290.6 279.0 294.9 1.50 14 659 3333 -11.9 -14.6 80 2.7 -12.7 247 41 294.3 294.7 281.4 300.0 1.87 15 610 3921 -15.1 -18.3 76 3.2 -15.9 249 47 297.2 297.5 282.1 301.9 1.48 16 574 4379 -17.3 -20.4 77 3.1 -18.0 251 53 299.9 300.1 283.0 304.0 1.31 17 552 4671 -19.3 -22.6 75 3.3 -20.0 252 56 300.9 301.1 283.2 304.5 1.13 18 518 5141 -22.3 -25.3 77 3.0 -22.9 254 61 302.8 302.9 283.7 305.9 0.94 19 500 5400 -24.1 -27.4 74 3.3 -24.6 255 64 303.7 303.8 283.9 306.3 0.81 20 471 5833 -27.3 -30.5 74 3.2 -27.8 304.9 305.0 284.2 307.1 0.64 21 442 6287 -31.3 -34.3 75 3.0 -31.7 260 71 305.4 305.5 284.2 307.0 0.47 22 438 6351 -31.9 -34.9 75 3.0 -32.2 305.5 305.6 284.2 307.0 0.45 TRP WND 442 6287 -31.3 -34.3 75 3.0 -31.7 260 71 305.4 305.5 284.2 307.0 0.47 Sounding variables and indices 1000-500 mb thick: 5296.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 81.60 % Est. max temperature: 4.68 C = 40.43 F Sfc-Lift cond lev (LCL): 987.57 mb = 202.43 m = 664.14 ft T: -4.58 C 700-500 lapse rate: 5.06 C/km ThetaE index: 1.23 C Layer 1000.0- 947.0 mb Conv cond level (CCL): 787.88 mb = 1961.42 m = 6435.03 ft Mean mixing ratio: 2.23 g/kg Conv temperature: 8.75 C = 47.76 F Cap Strength: 21.45 C Lifted Index: 21.91 C Risk: None Lifted Index @700 mb: 13.35 C Showalter Index: 16.66 C Risk: None Total Totals Index: 30.80 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 14.60 C K Index: 4.20 Risk: None Sweat Index: 177.75 Risk: None Energy Index: 4.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.95 J/kg Max Up Vert Vel: 5.82 m/s Conv Inhibition (B-): 3173.22 J/kg Cap Strength: 21.86 C Lift Cond Lev (LCL): 920.99 mb = 748.91 m = 2457.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 29 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 1005 65 110 15 -14.1 5.1 | 98 43 -42.9 5.8 1 1000 104 115 15 -13.6 6.3 | 99 43 -42.4 7.1 2 925 715 185 33 2.9 32.9 | 142 42 -26.0 33.6 3 850 1374 235 23 18.8 13.2 | 144 17 -10.0 13.9 4 700 2872 245 36 32.6 15.2 | 193 16 3.8 15.9 5 500 5400 255 64 61.8 16.6 | 242 37 33.0 17.3 Wind Parameters Mean winds (0-6000m): 241.4 at 38.5 knts Storm direction: 271.4 at 28.9 knts Shear (0-3000m) pos: 8.6 neg: 0.0 tot: 8.6 10-3/s Storm rel Dir Shear (0-3000m): 102.1 deg Storm rel helicity (0-3000m) pos: 523.8 neg: -9.0 tot: 514.8 m^2/s^2 ave: 171.6 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 13.3 stream: 9.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.06 Bulk Shear: 268.58 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 ------------------------------------------------------------------------------- 500 148 21 115 44| 24.9 0.0 24.9|299.2 0.0 299.2 598.5 0.98| 26.1 25.7 1000 178 26 132 40| 17.5 0.0 17.5|456.4 0.0 456.4 456.4 0.78| 25.8 20.3 1500 193 26 138 34| 12.2 0.0 12.2|463.8 -9.0 454.8 303.2 0.62| 21.6 13.5 2000 206 26 144 30| 10.4 0.0 10.4|483.2 -9.0 474.2 237.1 0.65| 17.4 11.3 2500 216 27 150 26| 9.2 0.0 9.2|502.8 -9.0 493.8 197.5 0.67| 14.9 10.0 3000 223 28 156 23| 8.6 0.0 8.6|523.8 -9.0 514.8 171.6 0.69| 13.3 9.1 4000 232 32 170 21| 7.9 0.0 7.9|571.7 -9.0 562.7 140.7 0.70| 11.4 8.0 5000 239 37 188 20| 7.5 0.0 7.5|628.0 -9.0 619.0 123.8 0.69| 10.4 7.1 6000 NO DATA | 7.5 0.0 7.5| | Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20250428.12.gif