UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for U3415... Searching the city database file for: U3415 ... Date:1200Z 9 DEC 25 Station: U3415 WMO ident: 23415 Latitude: 65.12 Longitude: 57.10 ------------------------------------------------------------------------------- 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 1014 62 -17.9 -20.8 78 2.9 -18.3 135 9 254.2 254.3 254.0 256.2 0.72 1 1000 166 -18.7 -22.9 69 4.2 -19.3 165 17 254.4 254.5 253.9 256.1 0.61 2 977 340 -20.1 -24.0 71 3.9 -20.6 184 24 254.7 254.8 254.0 256.3 0.56 3 957 494 -19.5 -23.1 73 3.6 -20.0 202 30 256.9 257.0 255.9 258.6 0.62 4 933 686 -10.1 -12.4 83 2.3 -10.7 223 37 268.3 268.6 266.5 272.7 1.58 5 925 753 -9.7 -11.7 85 2.0 -10.2 230 40 269.4 269.7 267.4 274.0 1.68 6 910 879 -8.1 -9.7 88 1.6 -8.6 231 40 272.3 272.6 269.8 277.9 2.01 7 850 1406 -10.3 -12.7 83 2.4 -10.9 235 38 275.4 275.6 271.2 280.1 1.69 8 765 2211 -14.9 -17.8 78 2.9 -15.6 240 41 278.8 279.0 272.5 282.4 1.23 9 700 2882 -16.1 -18.7 80 2.6 -16.7 245 44 284.7 284.9 275.8 288.4 1.25 10 691 2979 -16.3 -18.9 80 2.6 -16.9 245 44 285.5 285.7 276.3 289.2 1.24 11 547 4711 -24.3 -27.7 73 3.4 -24.8 252 40 295.7 295.8 280.4 298.0 0.72 12 500 5360 -28.9 -32.4 72 3.5 -29.3 255 38 297.8 297.9 281.1 299.5 0.50 13 474 5739 -31.5 -34.9 72 3.4 -31.9 255 38 299.2 299.2 281.5 300.6 0.42 14 400 6910 -42.1 -45.6 69 3.5 -42.3 255 36 300.3 300.3 281.7 300.8 0.16 15 300 8790 -58.3 -62.0 62 3.7 -58.3 250 40 303.2 303.2 282.7 303.3 0.03 16 286 9087 -61.3 -64.8 63 3.5 -61.3 257 42 303.0 303.0 282.7 303.1 0.02 17 250 9910 -64.5 -68.3 59 3.8 -64.6 275 46 310.2 310.2 285.4 310.2 0.02 18 212 10910 -68.3 -72.2 57 3.9 -68.3 285 46 319.2 319.2 288.5 319.3 0.01 19 200 11260 -68.1 -72.0 57 3.9 -68.1 285 46 324.9 324.9 290.3 325.0 0.01 20 158 12685 -66.5 -70.1 60 3.6 -66.5 297 39 350.3 350.3 296.7 350.4 0.02 21 150 13000 -67.1 -70.8 59 3.7 -67.1 300 38 354.5 354.5 297.6 354.6 0.02 22 100 15430 -69.9 -73.9 56 4.0 -69.9 310 38 392.7 392.7 304.2 392.8 0.02 23 70 17540 -71.5 -75.4 56 3.9 -71.5 310 31 431.4 431.4 309.0 431.5 0.02 24 63 18164 -71.9 -75.9 55 4.0 -71.9 307 32 443.7 443.7 310.3 443.8 0.02 25 50 19510 -77.7 -81.9 51 4.2 -77.7 300 33 460.4 460.4 311.8 460.4 0.01 26 46 19986 -78.5 -82.8 49 4.3 -78.6 301 33 469.6 469.6 312.6 469.6 0.01 27 30 22410 -80.3 -84.4 50 4.1 -80.3 305 35 525.7 525.7 316.6 525.8 0.01 28 20 24700 -81.1 -85.1 51 4.0 -81.1 290 25 587.9 587.9 320.0 588.0 0.01 29 16 25962 -77.5 -82.0 48 4.5 -77.6 282 27 638.4 638.4 322.2 638.6 0.03 30 12 27587 -81.9 -86.1 49 4.2 -82.0 272 29 677.6 677.6 323.7 677.7 0.02 31 11 28078 -78.1 -82.7 47 4.6 -78.2 268 30 708.4 708.5 324.7 708.8 0.04 32 10 28620 -79.3 -83.8 47 4.5 -79.4 265 31 723.5 723.6 325.2 723.8 0.04 33 9.5 28911 -79.9 -84.2 49 4.3 -80.0 732.0 732.0 325.4 732.3 0.03 34 9.2 29094 -76.7 -81.1 49 4.4 -76.9 750.9 751.0 326.0 751.5 0.06 35 7.4 30346 -76.9 -81.4 49 4.5 -77.1 798.4 798.4 327.2 799.1 0.07 TRP 212 10910 -68.3 -72.2 57 3.9 -68.3 285 46 319.2 319.2 288.5 319.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5194.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 78.00 % Est. max temperature: 2.57 C = 36.62 F Sfc-Lift cond lev (LCL): 966.85 mb = 417.27 m = 1368.99 ft T: -19.80 C 700-500 lapse rate: 5.17 C/km ThetaE index: 0.07 C Layer 1000.0- 977.0 mb Conv cond level (CCL): 1000.00 mb = 166.00 m = 544.61 ft Mean mixing ratio: 0.95 g/kg Conv temperature: -16.70 C = 1.94 F Cap Strength: 28.24 C Lifted Index: 29.15 C Risk: None Lifted Index @300 mb: 28.93 C Lifted Index @700 mb: 20.76 C Showalter Index: 14.91 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 16.20 C K Index: 3.30 Risk: None Sweat Index: 181.75 Risk: None Energy Index: 4.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.67 J/kg Max Up Vert Vel: 12.62 m/s Conv Inhibition (B-): 60637.89 J/kg Cap Strength: 29.13 C Lift Cond Lev (LCL): 932.08 mb = 693.98 m = 2276.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 273 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 1014 62 135 9 -6.4 6.4 | 103 36 -35.3 8.1 1 1000 166 165 17 -4.4 16.4 | 119 38 -33.4 18.1 2 925 753 230 40 30.6 25.7 | 184 27 1.7 27.4 3 850 1406 235 38 31.1 21.8 | 185 24 2.2 23.5 4 700 2882 245 44 39.9 18.6 | 208 23 10.9 20.3 5 500 5360 255 38 36.7 9.8 | 214 14 7.7 11.5 6 400 6910 255 36 34.8 9.3 | 208 12 5.8 11.0 7 300 8790 250 40 37.6 13.7 | 209 18 8.6 15.4 8 250 9910 275 46 45.8 -4.0 | 278 17 16.9 -2.3 9 212 10910 285 46 44.4 -11.9 | 303 19 15.5 -10.2 10 200 11260 285 46 44.4 -11.9 | 303 19 15.5 -10.2 11 150 13000 300 38 32.9 -19.0 | 347 18 3.9 -17.3 12 100 15430 310 38 29.1 -24.4 | 360 23 0.1 -22.7 13 70 17540 310 31 23.7 -19.9 | 16 19 -5.2 -18.2 14 50 19510 300 33 28.6 -16.5 | 1 15 -0.4 -14.8 15 30 22410 305 35 28.7 -20.1 | 1 18 -0.3 -18.4 16 20 24700 290 25 23.5 -8.6 | 39 9 -5.5 -6.9 17 10 28620 265 31 30.9 2.7 | 204 5 1.9 4.4 Wind Parameters Mean winds (0-6000m): 243.4 at 38.7 knts Storm direction: 273.4 at 29.0 knts Shear (0-3000m) pos: 8.1 neg: 0.0 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): 105.9 deg Storm rel helicity (0-3000m) pos: 503.2 neg: 0.0 tot: 503.2 m^2/s^2 ave: 167.7 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 10.1 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 0.62 Bulk Shear: 129.51 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 ------------------------------------------------------------------------------- 500 189 22 133 35| 32.1 0.0 32.1|326.6 0.0 326.6 653.1 0.98| 35.9 35.0 1000 218 30 158 28| 21.2 0.0 21.2|442.4 0.0 442.4 442.4 0.94| 26.8 25.1 1500 225 33 167 26| 14.2 0.0 14.2|450.8 0.0 450.8 300.5 0.91| 18.8 17.2 2000 228 35 173 25| 11.3 0.0 11.3|469.8 0.0 469.8 234.9 0.92| 14.9 13.7 2500 232 36 178 24| 9.5 0.0 9.5|489.3 0.0 489.3 195.7 0.92| 12.6 11.6 3000 234 37 183 23| 8.1 0.0 8.1|503.2 0.0 503.2 167.7 0.92| 11.0 10.1 4000 238 38 189 22| 5.9 0.0 5.9|507.9 0.0 507.9 127.0 0.88| 8.7 7.7 5000 241 39 194 21| 4.5 0.0 4.5|510.7 0.0 510.7 102.1 0.84| 7.4 6.2 6000 243 39 196 20| 3.7 0.1 3.7|511.3 -2.2 509.1 84.8 0.81| 6.3 5.1 Wrote GIF file: /home/apache/climate/data/raob//U3415/skewt/U3415.skewt.20251209.12.gif