UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for U3078... Searching the city database file for: U3078 ... Date:1200Z 7 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 ------------------------------------------------------------------------------- SFC 1020 67 -40.3 -44.5 64 4.2 -40.4 135 3 231.5 231.5 231.5 231.7 0.07 1 1000 202 -39.1 -44.1 59 5.0 -39.2 140 5 234.1 234.1 233.9 234.3 0.08 2 974 383 -37.1 -42.1 60 5.0 -37.2 106 9 237.8 237.8 237.6 238.1 0.10 3 927 734 -24.9 -29.5 65 4.6 -25.3 43 17 253.7 253.7 252.7 254.7 0.36 4 925 750 -24.9 -29.5 65 4.6 -25.4 40 17 253.8 253.9 252.8 254.8 0.36 5 881 1102 -27.3 -31.5 67 4.2 -27.6 5 16 254.9 255.0 253.6 255.8 0.31 6 852 1345 -24.3 -28.4 69 4.1 -24.7 342 15 260.5 260.6 258.5 261.7 0.43 7 850 1362 -24.5 -28.6 69 4.1 -24.9 340 15 260.5 260.5 258.4 261.7 0.42 8 748 2287 -27.3 -31.5 67 4.2 -27.7 327 11 267.1 267.2 263.4 268.2 0.37 9 700 2767 -24.7 -32.7 47 8.0 -25.5 320 9 275.1 275.2 268.8 276.2 0.35 10 695 2819 -24.7 -32.7 47 8.0 -25.6 321 9 275.7 275.8 269.1 276.8 0.35 11 609 3765 -30.5 -43.5 27 13.0 -31.3 332 11 279.6 279.7 271.2 280.1 0.13 12 536 4660 -35.7 -43.7 44 8.0 -36.1 344 14 283.8 283.8 273.6 284.3 0.15 13 500 5140 -37.9 -44.9 48 7.0 -38.2 350 15 286.8 286.9 275.2 287.3 0.14 14 418 6356 -44.3 -50.3 51 6.0 -44.5 30 31 293.7 293.7 278.6 294.0 0.09 15 400 6650 -46.3 -52.3 51 6.0 -46.5 40 35 294.8 294.8 279.1 295.1 0.08 16 316 8159 -59.9 -64.6 54 4.7 -59.9 56 22 296.5 296.5 279.8 296.5 0.02 17 300 8480 -62.1 -67.1 51 5.0 -62.1 60 19 297.8 297.8 280.4 297.9 0.02 18 271 9105 -64.9 -69.6 52 4.7 -64.9 45 17 302.5 302.5 282.4 302.6 0.01 19 250 9600 -63.3 -68.3 51 5.0 -63.3 35 17 312.0 312.0 286.1 312.0 0.02 20 200 10980 -60.9 -65.7 53 4.8 -61.0 25 13 336.3 336.3 293.4 336.4 0.03 21 191 11268 -60.7 -65.5 53 4.8 -60.8 19 12 341.1 341.1 294.6 341.2 0.03 22 173 11884 -61.7 -66.7 51 5.0 -61.8 7 11 349.2 349.2 296.5 349.4 0.03 23 150 12770 -62.1 -68.1 44 6.0 -62.2 350 9 363.1 363.1 299.3 363.2 0.03 24 144 13022 -61.3 -67.3 45 6.0 -61.4 349 9 368.8 368.8 300.4 368.9 0.03 25 124 13940 -63.7 -69.7 44 6.0 -63.8 345 10 380.5 380.5 302.3 380.6 0.03 26 112 14561 -64.5 -70.5 43 6.0 -64.6 343 10 390.2 390.3 303.8 390.4 0.03 27 100 15250 -65.3 -72.3 37 7.0 -65.4 340 11 401.6 401.6 305.5 401.7 0.02 28 97 15436 -65.7 -72.7 37 7.0 -65.8 337 11 404.3 404.3 305.8 404.4 0.02 29 84 16310 -66.3 -73.3 37 7.0 -66.4 325 12 420.1 420.1 307.7 420.2 0.02 30 75 16995 -67.9 -74.9 36 7.0 -68.0 316 13 430.5 430.5 308.9 430.6 0.02 31 70 17410 -68.7 -75.7 36 7.0 -68.8 310 13 437.4 437.4 309.6 437.5 0.02 32 65 17852 -68.7 -76.7 31 8.0 -68.8 306 13 446.8 446.8 310.6 446.9 0.02 33 61 18229 -70.5 -78.5 30 8.0 -70.6 302 13 451.0 451.0 311.0 451.0 0.01 34 52 19169 -71.9 -79.9 29 8.0 -72.0 292 13 468.8 468.8 312.5 468.8 0.01 35 50 19400 -71.7 -79.7 29 8.0 -71.8 290 13 474.5 474.5 313.0 474.6 0.01 36 46 19891 -72.3 -80.3 29 8.0 -72.4 484.5 484.5 313.8 484.6 0.01 TRP 271 9105 -64.9 -69.6 52 4.7 -64.9 45 17 302.5 302.5 282.4 302.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 4938.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 52.11 % Est. max temperature: -14.68 C = 5.58 F Sfc-Lift cond lev (LCL): 947.46 mb = 579.38 m = 1900.84 ft T: -30.29 C 700-500 lapse rate: 5.56 C/km ThetaE index: 0.05 C Layer 850.0- 748.0 mb Conv cond level (CCL): 1000.00 mb = 202.00 m = 662.72 ft Mean mixing ratio: 0.17 g/kg Conv temperature: -34.94 C = -30.90 F Cap Strength: 35.12 C Lifted Index: 36.90 C Risk: None Lifted Index @300 mb: 39.66 C Lifted Index @700 mb: 30.18 C Showalter Index: 20.67 C Risk: None Total Totals Index: 22.70 C Risk: None Vertical Totals Index: 13.40 C Cross Totals Index: 9.30 C K Index: -23.20 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 5.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 89.76 J/kg Max Up Vert Vel: 13.40 m/s Conv Inhibition (B-): 46197.93 J/kg Cap Strength: 36.61 C Lift Cond Lev (LCL): 926.06 mb = 741.65 m = 2433.20 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 23 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 1020 67 135 3 -2.1 2.1 | 189 12 1.9 11.5 1 1000 202 140 5 -3.2 3.8 | 183 13 0.8 13.2 2 925 750 40 17 -10.9 -13.0 | 62 8 -6.9 -3.7 3 850 1362 340 15 5.1 -14.1 | 298 10 9.1 -4.8 4 700 2767 320 9 5.8 -6.9 | 256 10 9.8 2.4 5 500 5140 350 15 2.6 -14.8 | 309 9 6.6 -5.4 6 400 6650 40 35 -22.5 -26.8 | 47 25 -18.5 -17.5 7 300 8480 60 19 -16.5 -9.5 | 89 12 -12.5 -0.2 8 271 9105 45 17 -12.0 -12.0 | 71 8 -8.0 -2.7 9 250 9600 35 17 -9.8 -13.9 | 51 7 -5.7 -4.6 10 200 10980 25 13 -5.5 -11.8 | 31 3 -1.5 -2.5 11 150 12770 350 9 1.6 -8.9 | 265 6 5.6 0.5 12 100 15250 340 11 3.8 -10.3 | 277 8 7.8 -1.0 13 70 17410 310 13 10.0 -8.4 | 266 14 14.0 1.0 14 50 19400 290 13 12.2 -4.4 | 253 17 16.2 4.9 Wind Parameters Mean winds (0-6000m): 353.2 at 13.5 knts Storm direction: 23.2 at 10.2 knts Shear (0-3000m) pos: 0.0 neg: 2.2 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 72.2 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -114.1 tot: -111.6 m^2/s^2 ave: -37.2 10^-3 m/s^2 rel: -0.91 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -7.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.32 Bulk Shear: 38.76 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 98 8 161 11| 0.0 12.2 12.2| 0.0 -44.4 -44.4 -88.7 -0.93| 15.5-14.3 1000 44 12 103 4| 0.0 9.2 9.2| 0.0 -79.6 -79.6 -79.6 -0.95| 17.4-16.5 1500 22 13 15 3| 0.0 5.8 5.8| 0.0 -97.6 -97.6 -65.1 -0.94| 14.7-13.8 2000 7 13 326 4| 0.0 3.8 3.8| 0.0-104.8-104.8 -52.4 -0.94| 11.7-11.0 2500 359 12 307 5| 0.0 2.6 2.6| 0.0-111.5-111.5 -44.6 -0.94| 9.9 -9.3 3000 354 12 296 6| 0.0 2.2 2.2| 2.5-114.1-111.6 -37.2 -0.91| 8.6 -7.8 4000 347 12 288 7| 0.5 1.7 2.1| 11.1-114.1-103.0 -25.7 -0.78| 6.9 -5.4 5000 347 12 290 7| 0.8 1.3 2.1| 20.2-114.1 -93.9 -18.8 -0.66| 5.9 -3.9 6000 353 14 306 7| 2.0 1.1 3.1| 67.0-114.1 -47.1 -7.8 -0.32| 6.4 -2.0 Wrote GIF file: /home/apache/climate/data/raob//U3078/skewt/U3078.skewt.20251207.12.gif