UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 20 DEC 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1015 49 -28.3 -31.3 75 3.0 -28.5 340 5 243.8 243.9 243.7 244.5 0.28 1 1002 142 -30.1 -34.0 69 3.9 -30.3 2 8 242.9 242.9 242.7 243.5 0.21 2 1000 156 -29.1 -33.1 68 4.0 -29.3 5 9 244.1 244.1 243.8 244.7 0.24 3 984 271 -28.7 -32.7 68 4.0 -29.0 15 12 245.6 245.6 245.2 246.3 0.25 4 970 374 -23.1 -26.6 73 3.5 -23.5 25 15 252.2 252.3 251.6 253.5 0.45 5 945 566 -19.5 -22.7 76 3.2 -20.0 41 21 257.8 257.9 256.8 259.6 0.65 6 925 725 -19.1 -22.9 72 3.8 -19.7 55 25 259.8 259.9 258.3 261.6 0.65 7 850 1359 -17.9 -25.9 50 8.0 -19.1 55 21 267.4 267.5 263.9 269.0 0.54 8 831 1528 -17.5 -26.5 45 9.0 -18.8 53 20 269.6 269.6 265.4 271.1 0.53 9 738 2416 -18.3 -36.3 19 18.0 -20.4 40 15 278.0 278.0 270.4 278.7 0.23 10 700 2809 -20.7 -39.7 17 19.0 -22.6 35 13 279.6 279.6 271.2 280.1 0.17 11 652 3330 -23.1 -44.1 13 21.0 -24.8 13 14 282.6 282.6 272.9 283.0 0.12 12 568 4324 -29.5 -48.5 14 19.0 -30.7 330 15 286.4 286.4 274.9 286.7 0.08 13 500 5220 -35.5 -45.5 35 10.0 -36.1 290 17 289.8 289.8 276.7 290.2 0.13 14 456 5856 -38.7 -45.7 48 7.0 -39.1 278 24 293.5 293.5 278.6 294.0 0.14 15 401 6723 -45.7 -51.7 51 6.0 -45.9 260 35 295.4 295.4 279.4 295.7 0.08 16 400 6740 -45.7 -51.7 51 6.0 -45.9 260 35 295.6 295.6 279.5 295.9 0.08 17 348 7657 -53.1 -59.1 48 6.0 -53.2 260 36 297.6 297.6 280.3 297.7 0.04 18 322 8158 -55.3 -60.3 54 5.0 -55.4 260 37 301.2 301.2 281.9 301.4 0.04 19 300 8610 -56.3 -61.3 53 5.0 -56.4 260 38 306.0 306.0 283.8 306.1 0.03 20 297 8674 -56.5 -62.5 47 6.0 -56.6 260 38 306.6 306.6 284.1 306.7 0.03 21 250 9770 -55.5 -61.5 47 6.0 -55.6 290 31 323.6 323.6 289.9 323.7 0.04 22 241 10004 -55.1 -61.1 47 6.0 -55.2 294 31 327.6 327.6 291.0 327.7 0.04 23 200 11200 -53.7 -61.7 37 8.0 -53.9 315 31 347.7 347.7 296.2 347.9 0.05 24 172 12167 -53.7 -62.7 32 9.0 -53.9 312 34 363.1 363.1 299.3 363.3 0.05 25 150 13040 -55.9 -65.9 28 10.0 -56.1 310 36 373.8 373.8 301.2 373.9 0.04 26 133 13805 -57.1 -68.1 24 11.0 -57.3 314 38 384.7 384.7 303.0 384.9 0.03 27 100 15600 -59.9 -71.9 19 12.0 -60.2 325 42 412.0 412.0 306.7 412.1 0.02 28 98 15726 -60.3 -72.3 19 12.0 -60.5 325 42 413.6 413.6 307.0 413.7 0.02 29 71 17723 -61.7 -74.7 16 13.0 -62.0 320 46 450.6 450.6 310.9 450.7 0.02 30 70 17810 -62.5 -75.5 16 13.0 -62.8 320 46 450.7 450.7 310.9 450.8 0.02 31 50 19850 -69.5 -83.5 11 14.0 -69.6 315 42 479.7 479.7 313.4 479.8 0.01 32 47 20218 -71.1 -84.1 13 13.0 -71.2 313 42 484.4 484.4 313.8 484.5 0.01 33 43 20742 -72.3 -85.3 12 13.0 -72.4 309 42 494.0 494.0 314.5 494.0 0.01 34 35 21957 -71.1 -84.1 13 13.0 -71.3 301 42 527.1 527.1 316.8 527.1 0.01 35 32 22483 -74.1 -87.1 12 13.0 -74.2 298 42 532.7 532.7 317.1 532.7 0.01 36 30 22860 -73.1 -86.1 12 13.0 -73.3 295 42 545.4 545.4 317.8 545.4 0.01 37 21 24977 -66.9 -80.9 12 14.0 -67.4 255 37 622.6 622.7 321.6 622.8 0.03 38 20 25270 -68.9 -82.9 12 14.0 -69.3 250 36 625.3 625.3 321.7 625.4 0.02 39 19 25576 -69.7 -83.7 11 14.0 -70.1 632.0 632.0 322.0 632.2 0.02 40 12 28383 -59.5 -74.5 13 15.0 -61.4 756.9 757.0 326.1 758.2 0.13 41 11 28936 -52.9 -68.9 13 16.0 -56.5 800.0 800.1 327.3 803.2 0.32 42 10 29552 -52.3 -68.3 13 16.0 -56.3 824.3 824.5 327.9 828.3 0.39 TRP 297 8674 -56.5 -62.5 47 6.0 -56.6 260 38 306.6 306.6 284.1 306.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5064.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 33.49 % Est. max temperature: -6.21 C = 20.81 F Sfc-Lift cond lev (LCL): 964.94 mb = 412.88 m = 1354.57 ft T: -22.38 C 700-500 lapse rate: 6.14 C/km ThetaE index: 1.06 C Layer 1002.0-1000.0 mb Conv cond level (CCL): 1002.00 mb = 141.71 m = 464.94 ft Mean mixing ratio: 0.46 g/kg Conv temperature: -24.99 C = -12.99 F Cap Strength: 28.08 C Lifted Index: 29.75 C Risk: None Lifted Index @300 mb: 37.20 C Lifted Index @700 mb: 23.81 C Showalter Index: 17.21 C Risk: None Total Totals Index: 27.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 9.60 C K Index: -27.30 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 4.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 85.84 J/kg Max Up Vert Vel: 13.10 m/s Conv Inhibition (B-): 77025.41 J/kg Cap Strength: 29.78 C Lift Cond Lev (LCL): 920.29 mb = 763.24 m = 2504.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 37 at 13 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 1015 49 340 5 1.7 -4.7 | 239 11 9.5 5.7 1 1000 156 5 9 -0.8 -9.0 | 259 7 7.0 1.4 2 925 725 55 25 -20.5 -14.3 | 73 13 -12.7 -4.0 3 850 1359 55 21 -17.2 -12.0 | 80 10 -9.4 -1.7 4 700 2809 35 13 -7.5 -10.6 | 309 0 0.3 -0.3 5 500 5220 290 17 16.0 -5.8 | 259 24 23.8 4.6 6 400 6740 260 35 34.5 6.1 | 249 45 42.3 16.5 7 300 8610 260 38 37.4 6.6 | 249 48 45.2 17.0 8 297 8674 260 38 37.4 6.6 | 249 48 45.2 17.0 9 250 9770 290 31 29.1 -10.6 | 270 37 36.9 -0.2 10 200 11200 315 31 21.9 -21.9 | 291 32 29.7 -11.5 11 150 13040 310 36 27.6 -23.1 | 290 38 35.4 -12.8 12 100 15600 325 42 24.1 -34.4 | 307 40 31.9 -24.0 13 70 17810 320 46 29.6 -35.2 | 304 45 37.4 -24.9 14 50 19850 315 42 29.7 -29.7 | 297 42 37.5 -19.3 15 30 22860 295 42 38.1 -17.7 | 279 46 45.9 -7.4 16 20 25270 250 36 33.8 12.3 | 241 47 41.6 22.7 Wind Parameters Mean winds (0-6000m): 6.9 at 17.3 knts Storm direction: 36.9 at 13.0 knts Shear (0-3000m) pos: 3.8 neg: 2.3 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 70.0 deg Storm rel helicity (0-3000m) pos: 39.1 neg: -3.3 tot: 35.8 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 15.35 Bulk Shear: 5.59 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 25 13 299 3| 18.6 0.0 18.6| 22.4 0.0 22.4 44.8 0.80| 20.1 16.2 1000 46 18 68 6| 11.4 0.0 11.4| 37.0 0.0 37.0 37.0 0.73| 15.0 10.9 1500 49 19 73 7| 7.6 1.1 8.7| 39.1 -0.9 38.2 25.4 0.66| 11.2 7.4 2000 49 19 73 7| 5.7 1.7 7.4| 39.1 -2.4 36.6 18.3 0.57| 9.3 5.3 2500 48 18 73 6| 4.6 2.1 6.6| 39.1 -3.0 36.0 14.4 0.51| 8.1 4.1 3000 47 18 72 5| 3.8 2.3 6.1| 39.1 -3.3 35.8 11.9 0.43| 7.5 3.2 4000 38 17 44 4| 2.9 3.1 5.9| 39.1 -11.0 28.0 7.0 0.28| 7.0 2.0 5000 27 17 357 4| 2.3 3.5 5.8| 39.1 -48.0 -8.9 -1.8 0.12| 6.9 0.8 6000 7 17 320 9| 1.9 4.0 5.9| 39.3 -74.5 -35.2 -5.9 0.05| 6.9 0.4 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251220.00.gif