UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041700.upa.cvt Date: 0000Z 17 APR 25 Searching for U2845... Searching the city database file for: U2845 ... Date:0000Z 17 APR 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 1008 125 -0.3 -3.7 78 3.4 -1.6 0 0 272.2 272.7 271.2 280.1 2.88 1 1005 149 6.0 0.0 65 6.0 3.4 341 0 278.8 279.4 276.3 289.3 3.80 2 1000 190 8.2 1.2 61 7.0 5.0 310 1 281.4 282.1 278.1 293.0 4.17 3 990 274 12.0 4.0 58 8.0 7.9 304 3 286.0 286.9 281.5 300.5 5.15 4 945 663 11.0 -1.0 43 12.0 5.4 277 14 288.8 289.4 281.2 299.6 3.76 5 941 698 10.8 -1.2 43 12.0 5.2 275 15 288.9 289.6 281.2 299.7 3.72 6 925 841 9.2 -1.8 46 11.0 4.2 265 19 288.7 289.4 281.0 299.2 3.62 7 850 1534 3.4 -3.6 60 7.0 0.4 285 19 289.7 290.3 281.2 299.7 3.44 8 749 2543 -5.5 -8.6 79 3.1 -6.6 282 24 290.7 291.2 280.7 298.6 2.66 9 718 2877 -3.3 -20.3 26 17.0 -8.1 281 26 296.7 296.9 281.3 300.0 1.06 10 711 2954 -3.9 -27.9 14 24.0 -9.4 280 26 296.8 296.9 280.7 298.6 0.54 11 700 3077 -4.5 -31.5 10 27.0 -10.1 280 27 297.5 297.6 280.8 298.8 0.39 12 539 5090 -15.9 -32.9 22 17.0 -18.9 292 33 307.0 307.1 284.8 308.5 0.44 13 500 5650 -20.9 -37.9 20 17.0 -23.2 295 35 307.6 307.6 284.8 308.6 0.29 14 456 6320 -27.3 -38.3 34 11.0 -28.6 295 33 307.8 307.8 284.9 308.8 0.31 15 446 6479 -28.3 -38.3 38 10.0 -29.4 295 33 308.5 308.5 285.1 309.6 0.31 16 400 7250 -33.5 -45.5 29 12.0 -34.4 295 31 311.4 311.5 286.1 312.0 0.16 17 378 7645 -36.3 -49.3 25 13.0 -37.1 300 32 312.8 312.9 286.5 313.3 0.11 18 300 9200 -50.3 -63.3 20 13.0 -50.5 320 35 314.5 314.5 286.9 314.6 0.03 19 256 10212 -59.3 -70.3 23 11.0 -59.4 320 38 315.8 315.8 287.3 315.8 0.01 20 250 10360 -60.3 -71.3 22 11.0 -60.4 320 38 316.4 316.4 287.6 316.5 0.01 21 224 11038 -64.1 -74.1 24 10.0 -64.1 310 44 320.7 320.7 288.9 320.7 0.01 22 200 11740 -58.9 -68.9 26 10.0 -59.0 310 50 339.5 339.5 294.2 339.6 0.02 23 181 12374 -54.3 -64.3 28 10.0 -54.5 310 48 356.8 356.8 298.1 357.0 0.04 24 150 13580 -54.1 -66.1 22 12.0 -54.4 310 44 376.9 376.9 301.8 377.0 0.04 25 100 16190 -53.3 -69.3 13 16.0 -53.9 320 31 424.7 424.8 308.3 424.9 0.03 26 70 18500 -51.5 -70.5 9 19.0 -52.5 330 25 474.2 474.2 313.0 474.4 0.04 27 50 20680 -50.3 -72.3 6 22.0 -51.9 340 13 524.9 525.0 316.6 525.2 0.04 28 37 22644 -50.7 -74.7 4 24.0 -52.7 352 9 571.1 571.1 319.2 571.4 0.04 29 34 23200 -46.7 -71.7 4 25.0 -49.7 355 8 595.6 595.6 320.5 596.1 0.07 30 30 24030 -46.9 -72.9 4 26.0 -50.2 360 7 616.8 616.8 321.4 617.3 0.07 31 21 26373 -51.9 -75.9 4 24.0 -54.6 40 21 667.9 668.0 323.4 668.4 0.06 32 20 26690 -51.9 -75.9 4 24.0 -54.8 45 23 677.3 677.3 323.7 677.8 0.06 33 10 31190 -51.1 -75.1 4 24.0 -55.9 55 38 828.8 828.9 328.0 830.3 0.14 34 9.7 31388 -51.1 -75.1 4 24.0 -56.1 836.1 836.1 328.1 837.6 0.15 TRP 224 11038 -64.1 -74.1 24 10.0 -64.1 310 44 320.7 320.7 288.9 320.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5460.00 m Freezing level: Surface below freezing Freezing level: 1007.86 mb = 126.47 m = 414.91 ft Freezing level: 811.42 mb = 1919.64 m = 6297.94 ft Wetbulb zero: Below ground Precipitable water: 0.45 inches Sfc-500 mean rel hum: 37.10 % Est. max temperature: 17.11 C = 62.81 F Sfc-Lift cond lev (LCL): 955.79 mb = 567.90 m = 1863.17 ft T: 11.24 C 700-500 lapse rate: 6.37 C/km ThetaE index: 1.41 C Layer 711.0- 700.0 mb Conv cond level (CCL): 783.23 mb = 2186.90 m = 7174.77 ft Mean mixing ratio: 4.11 g/kg Conv temperature: 17.90 C = 64.23 F Cap Strength: 9.45 C Lifted Index: 9.02 C Risk: None Lifted Index @300 mb: 11.32 C Lifted Index @700 mb: 5.73 C Showalter Index: 8.26 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 17.30 C K Index: -6.30 Risk: None Sweat Index: 73.00 Risk: None Energy Index: 1.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.79 J/kg Max Up Vert Vel: 7.59 m/s Conv Inhibition (B-): 61818.43 J/kg Cap Strength: 9.35 C Lift Cond Lev (LCL): 824.44 mb = 1777.63 m = 5832.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 19 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 1008 125 0 0 -0.0 -0.0 | 136 19 -13.3 13.7 1 1000 190 310 1 0.8 -0.6 | 136 18 -12.5 13.0 2 925 841 265 19 18.9 1.7 | 200 16 5.6 15.3 3 850 1534 285 19 18.4 -4.9 | 210 10 5.0 8.8 4 700 3077 280 27 26.6 -4.7 | 236 16 13.3 9.0 5 500 5650 295 35 31.7 -14.8 | 273 18 18.4 -1.1 6 400 7250 295 31 28.1 -13.1 | 268 15 14.8 0.6 7 300 9200 320 35 22.5 -26.8 | 325 16 9.2 -13.1 8 250 10360 320 38 24.4 -29.1 | 324 19 11.1 -15.4 9 224 11038 310 44 33.7 -28.3 | 306 25 20.4 -14.6 10 200 11740 310 50 38.3 -32.1 | 306 31 25.0 -18.5 11 150 13580 310 44 33.7 -28.3 | 306 25 20.4 -14.6 12 100 16190 320 31 19.9 -23.7 | 327 12 6.6 -10.1 13 70 18500 330 25 12.5 -21.7 | 6 8 -0.8 -8.0 14 50 20680 340 13 4.4 -12.2 | 99 9 -8.9 1.5 15 30 24030 360 7 -0.0 -7.0 | 117 15 -13.3 6.7 16 20 26690 45 23 -16.3 -16.3 | 85 30 -29.6 -2.6 17 10 31190 55 38 -31.1 -21.8 | 80 45 -44.4 -8.1 Wind Parameters Mean winds (0-6000m): 285.8 at 25.4 knts Storm direction: 315.8 at 19.1 knts Shear (0-3000m) pos: 0.7 neg: 4.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 100.9 deg Storm rel helicity (0-3000m) pos: 75.6 neg: 0.0 tot: 75.6 m^2/s^2 ave: 25.2 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.58 Bulk Shear: 49.33 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 ------------------------------------------------------------------------------- 500 282 6 149 14| 0.0 13.4 13.4| 30.4 0.0 30.4 60.8 0.67| 14.1 9.4 1000 268 12 174 14| 0.0 9.8 9.8| 52.6 0.0 52.6 52.6 0.67| 11.8 7.9 1500 273 14 184 13| 1.3 6.5 7.8| 57.6 0.0 57.6 38.4 0.62| 9.4 5.8 2000 277 16 192 12| 1.0 5.6 6.6| 63.8 0.0 63.8 31.9 0.64| 7.7 4.9 2500 278 17 200 12| 0.8 5.0 5.8| 69.8 0.0 69.8 27.9 0.64| 6.7 4.3 3000 279 19 207 12| 0.7 4.6 5.3| 75.6 0.0 75.6 25.2 0.63| 6.0 3.8 4000 280 21 218 12| 1.0 3.5 4.5| 93.8 0.0 93.8 23.5 0.67| 5.1 3.4 5000 283 24 229 13| 1.3 2.8 4.0|113.5 0.0 113.5 22.7 0.70| 4.5 3.2 6000 286 25 239 13| 1.2 2.3 3.5|124.3 -1.8 122.5 20.4 0.69| 4.1 2.8 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20250417.00.gif