UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 1 DEC 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 ------------------------------------------------------------------------------- 0 1000 32 135 21 SFC 996 62 -17.3 -20.1 79 2.8 -17.7 135 21 256.1 256.3 255.7 258.2 0.78 2 950 413 -20.9 -24.6 72 3.7 -21.4 145 24 256.0 256.1 255.0 257.5 0.55 3 925 612 -16.1 -19.7 74 3.6 -16.7 150 25 262.8 263.0 261.2 265.2 0.87 4 910 735 -15.9 -19.1 76 3.2 -16.5 158 22 264.3 264.4 262.4 266.9 0.93 5 869 1085 -12.9 -15.6 80 2.7 -13.5 180 13 270.9 271.1 267.7 274.6 1.30 6 850 1254 -13.7 -16.4 80 2.7 -14.3 190 9 271.8 272.0 268.2 275.3 1.25 7 808 1638 -14.7 -17.3 81 2.6 -15.3 195 10 274.7 274.9 270.0 278.2 1.22 8 747 2231 -16.1 -19.0 78 2.9 -16.7 203 12 279.4 279.6 272.8 282.8 1.14 9 700 2718 -18.7 -22.1 75 3.4 -19.3 210 13 281.8 281.9 273.8 284.6 0.93 10 657 3188 -21.3 -24.5 75 3.2 -21.8 217 13 284.0 284.1 274.8 286.4 0.80 11 567 4259 -28.1 -31.4 73 3.3 -28.5 232 12 288.2 288.3 276.5 289.8 0.49 12 500 5150 -34.3 -37.7 71 3.4 -34.6 245 11 291.2 291.3 277.7 292.2 0.30 13 479 5447 -36.9 -40.1 72 3.2 -37.1 246 11 291.6 291.6 277.9 292.4 0.24 14 406 6562 -46.1 -49.5 68 3.4 -46.2 250 11 293.8 293.8 278.7 294.2 0.10 15 400 6660 -46.5 -49.8 69 3.3 -46.6 250 11 294.6 294.6 279.0 294.9 0.10 16 350 7540 -50.5 -54.2 65 3.7 -50.6 255 15 300.6 300.6 281.7 300.9 0.07 17 300 8530 -58.3 -62.3 60 4.0 -58.3 260 19 303.2 303.2 282.7 303.3 0.03 18 299 8551 -58.5 -62.5 60 4.0 -58.6 260 19 303.2 303.2 282.7 303.3 0.03 19 269 9214 -60.9 -64.7 61 3.8 -60.9 260 17 309.0 309.0 284.9 309.1 0.02 20 250 9670 -60.7 -64.6 60 3.9 -60.7 275 17 315.8 315.8 287.4 315.9 0.03 21 241 9897 -60.3 -64.3 59 4.0 -60.3 277 19 319.8 319.8 288.7 319.9 0.03 22 220 10464 -59.5 -63.7 58 4.2 -59.6 284 23 329.4 329.4 291.6 329.6 0.03 23 200 11060 -58.1 -62.4 58 4.3 -58.2 290 27 340.8 340.8 294.6 340.9 0.04 24 192 11317 -57.3 -61.7 57 4.4 -57.4 293 27 346.0 346.1 295.8 346.3 0.05 25 159 12505 -58.5 -63.3 54 4.8 -58.6 306 25 363.2 363.2 299.4 363.4 0.05 26 150 12870 -59.7 -64.4 54 4.7 -59.8 310 25 367.2 367.2 300.1 367.4 0.04 27 128 13859 -61.3 -66.2 52 4.9 -61.4 318 28 381.4 381.4 302.5 381.6 0.04 28 108 14914 -61.3 -66.3 51 5.0 -61.4 326 31 400.4 400.4 305.3 400.6 0.05 29 100 15390 -63.1 -68.1 51 5.0 -63.2 330 33 405.8 405.8 306.0 406.0 0.04 30 95 15705 -63.9 -68.9 50 5.0 -64.0 329 32 410.2 410.2 306.6 410.4 0.04 31 79 16830 -65.5 -70.5 50 5.0 -65.6 327 29 429.2 429.2 308.7 429.3 0.04 32 70 17560 -68.3 -74.3 42 6.0 -68.4 325 27 438.3 438.3 309.7 438.4 0.02 33 69 17646 -68.7 -74.7 42 6.0 -68.8 325 27 439.2 439.2 309.8 439.3 0.02 34 66 17911 -69.1 -74.1 48 5.0 -69.2 327 26 444.0 444.0 310.3 444.1 0.03 35 54 19104 -70.1 -76.1 41 6.0 -70.2 333 21 467.9 467.9 312.5 468.0 0.02 36 50 19560 -70.9 -76.9 41 6.0 -71.0 335 19 476.4 476.4 313.2 476.5 0.02 37 46 20052 -72.1 -78.1 40 6.0 -72.2 485.0 485.0 313.8 485.1 0.02 38 37 21328 -74.1 -80.1 39 6.0 -74.2 511.0 511.0 315.7 511.2 0.02 39 30 22544 -76.3 -82.3 38 6.0 -76.4 536.6 536.6 317.3 536.7 0.02 TRP 269 9214 -60.9 -64.7 61 3.8 -60.9 260 17 309.0 309.0 284.9 309.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5118.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 75.70 % Est. max temperature: -1.40 C = 29.48 F Sfc-Lift cond lev (LCL): 951.31 mb = 403.08 m = 1322.43 ft T: -20.79 C 700-500 lapse rate: 6.41 C/km ThetaE index: 0.76 C Layer 950.0- 925.0 mb Conv cond level (CCL): 589.50 mb = 3976.25 m = 13045.27 ft Mean mixing ratio: 0.76 g/kg Conv temperature: 13.64 C = 56.56 F Cap Strength: 22.86 C Lifted Index: 24.45 C Risk: None Lifted Index @300 mb: 29.51 C Lifted Index @700 mb: 18.90 C Showalter Index: 13.32 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 17.90 C K Index: 0.80 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 45.57 J/kg Max Up Vert Vel: 9.55 m/s Conv Inhibition (B-): 44078.92 J/kg Cap Strength: 24.26 C Lift Cond Lev (LCL): 897.64 mb = 839.25 m = 2753.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 at 10 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 62 135 21 -14.8 14.8 | 112 24 -22.7 9.0 1 925 612 150 25 -12.5 21.7 | 128 26 -20.4 15.8 2 850 1254 190 9 1.6 8.9 | 115 7 -6.3 3.0 3 700 2718 210 13 6.5 11.3 | 166 6 -1.4 5.4 4 500 5150 245 11 10.0 4.6 | 301 2 2.1 -1.2 5 400 6660 250 11 10.3 3.8 | 311 3 2.4 -2.1 6 300 8530 260 19 18.7 3.3 | 283 11 10.8 -2.6 7 269 9214 260 17 16.7 3.0 | 288 9 8.9 -2.9 8 250 9670 275 17 16.9 -1.5 | 309 12 9.0 -7.4 9 200 11060 290 27 25.4 -9.2 | 311 23 17.5 -15.1 10 150 12870 310 25 19.2 -16.1 | 333 25 11.3 -21.9 11 100 15390 330 33 16.5 -28.6 | 346 36 8.6 -34.5 12 70 17560 325 27 15.5 -22.1 | 345 29 7.6 -28.0 13 50 19560 335 19 8.0 -17.2 | 360 23 0.1 -23.1 Wind Parameters Mean winds (0-6000m): 203.3 at 13.1 knts Storm direction: 233.3 at 9.8 knts Shear (0-3000m) pos: 3.9 neg: 0.0 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 60.9 deg Storm rel helicity (0-3000m) pos: 72.2 neg: -7.5 tot: 64.7 m^2/s^2 ave: 21.6 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 5.7 stream: 2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.86 Bulk Shear: 53.07 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 ------------------------------------------------------------------------------- 500 142 23 119 25| 6.7 0.0 6.7| 42.6 0.0 42.6 85.2 0.98| 6.7 6.6 1000 150 21 124 23| 7.4 0.0 7.4| 62.8 -1.3 61.5 61.5 0.44| 11.1 4.9 1500 155 18 124 19| 6.2 0.0 6.2| 64.6 -7.5 57.1 38.1 0.28| 9.6 2.7 2000 162 16 126 16| 5.0 0.0 5.0| 67.5 -7.5 60.0 30.0 0.32| 7.7 2.4 2500 169 15 130 14| 4.3 0.0 4.3| 70.5 -7.5 63.0 25.2 0.36| 6.5 2.3 3000 175 15 134 13| 3.9 0.0 3.9| 72.2 -7.5 64.7 21.6 0.38| 5.7 2.2 4000 186 14 142 10| 3.2 0.0 3.2| 74.0 -7.5 66.5 16.6 0.40| 4.7 1.9 5000 195 14 149 8| 2.7 0.0 2.7| 75.4 -7.5 67.9 13.6 0.44| 4.1 1.8 6000 203 13 156 7| 2.3 0.0 2.3| 75.7 -7.5 68.2 11.4 0.45| 3.5 1.5 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251201.12.gif