UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 18 APR 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 40 -0.5 -9.5 51 9.0 -3.3 290 5 271.6 271.9 269.1 276.6 1.83 1 1000 151 -1.7 -11.7 46 10.0 -4.6 292 6 271.5 271.7 268.5 275.8 1.56 2 925 753 -5.5 -13.5 53 8.0 -7.7 300 10 273.7 273.9 269.8 277.8 1.46 3 850 1399 -13.9 -21.9 51 8.0 -15.4 309 15 271.6 271.7 267.3 273.8 0.78 4 814 1728 -14.3 -23.3 46 9.0 -15.9 314 17 274.5 274.7 269.1 276.7 0.72 5 740 2443 -20.5 -40.5 15 20.0 -22.4 324 22 275.4 275.4 268.5 275.9 0.15 6 700 2853 -23.3 -37.3 27 14.0 -24.6 330 25 276.7 276.7 269.5 277.4 0.22 7 687 2990 -24.1 -37.1 29 13.0 -25.4 331 26 277.3 277.3 269.9 278.0 0.23 8 537 4740 -37.1 -52.1 20 15.0 -37.7 338 33 282.0 282.0 272.4 282.2 0.06 9 500 5230 -40.5 -54.5 21 14.0 -40.9 340 35 283.7 283.7 273.3 283.8 0.05 10 468 5677 -43.9 -55.9 25 12.0 -44.2 343 41 284.9 284.9 274.0 285.0 0.04 11 400 6720 -48.5 -58.5 30 10.0 -48.7 350 56 292.0 292.0 277.7 292.1 0.04 12 396 6786 -49.3 -59.3 30 10.0 -49.5 350 57 291.8 291.8 277.6 291.9 0.03 13 356 7480 -52.7 -63.7 25 11.0 -52.8 355 68 296.2 296.2 279.7 296.3 0.02 14 342 7740 -53.0 -64.0 25 11.0 -53.1 350 69 299.2 299.2 281.0 299.3 0.02 15 337 7835 -53.1 -64.1 25 11.0 -53.2 350 68 300.3 300.3 281.5 300.4 0.02 16 300 8590 -50.7 -62.7 23 12.0 -51.0 350 58 313.9 313.9 286.8 314.0 0.03 17 250 9780 -47.3 -63.3 14 16.0 -47.7 350 56 335.7 335.8 293.3 335.9 0.03 18 248 9833 -46.5 -62.5 15 16.0 -47.0 350 56 337.7 337.7 293.8 337.9 0.03 19 200 11260 -47.3 -67.3 8 20.0 -47.9 350 48 357.9 357.9 298.3 358.0 0.02 20 150 13160 -47.7 -69.7 6 22.0 -48.5 345 40 387.9 387.9 303.5 388.0 0.02 21 108 15333 -47.5 -71.5 5 24.0 -48.6 349 31 426.5 426.5 308.4 426.6 0.02 22 100 15840 -49.3 -73.3 4 24.0 -50.3 350 29 432.5 432.5 309.1 432.6 0.02 23 92 16384 -50.7 -73.7 5 23.0 -51.6 345 28 440.1 440.1 309.9 440.2 0.02 24 77 17553 -46.9 -70.9 5 24.0 -48.4 335 25 471.0 471.0 312.7 471.2 0.03 25 70 18180 -49.5 -73.5 4 24.0 -50.8 330 23 478.5 478.5 313.4 478.6 0.03 26 68 18369 -50.5 -73.5 5 23.0 -51.7 330 22 480.3 480.3 313.5 480.5 0.03 27 57 19524 -48.7 -72.7 5 24.0 -50.4 327 19 509.3 509.3 315.6 509.5 0.04 28 50 20380 -51.3 -74.3 5 23.0 -52.7 325 17 522.6 522.6 316.5 522.8 0.03 29 48 20644 -52.1 -75.1 5 23.0 -53.5 325 17 526.8 526.8 316.8 527.0 0.03 30 41 21667 -50.3 -74.3 4 24.0 -52.2 325 15 555.6 555.6 318.4 555.9 0.04 31 38 22158 -54.1 -77.1 4 23.0 -55.5 325 15 558.1 558.1 318.5 558.3 0.03 32 31 23468 -52.1 -75.1 5 23.0 -54.1 325 13 597.0 597.0 320.5 597.3 0.05 33 30 23680 -52.9 -75.9 5 23.0 -54.8 325 13 600.4 600.4 320.6 600.7 0.04 34 20 26290 -53.7 -76.7 4 23.0 -56.1 305 19 671.8 671.8 323.5 672.3 0.06 35 16 27735 -50.3 -74.3 4 24.0 -54.1 727.2 727.2 325.3 728.1 0.10 TRP 356 7480 -52.7 -63.7 25 11.0 -52.8 355 68 296.2 296.2 279.7 296.3 0.02 WND 342 7740 -53.0 -64.0 25 11.0 -53.1 350 69 299.2 299.2 281.0 299.3 0.02 Sounding variables and indices 1000-500 mb thick: 5079.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 32.66 % Est. max temperature: -0.06 C = 31.90 F Sfc-Lift cond lev (LCL): 880.42 mb = 1130.35 m = 3708.46 ft T: -10.41 C 700-500 lapse rate: 7.24 C/km ThetaE index: 3.97 C Layer 850.0- 814.0 mb Conv cond level (CCL): 810.10 mb = 1764.08 m = 5787.60 ft Mean mixing ratio: 1.52 g/kg Conv temperature: 2.53 C = 36.55 F Cap Strength: 4.83 C Lifted Index: 5.95 C Risk: None Lifted Index @300 mb: 26.27 C Lifted Index @700 mb: 1.79 C Showalter Index: 8.29 C Risk: None Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.60 C Cross Totals Index: 18.60 C K Index: -9.30 Risk: None Sweat Index: 64.04 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.87 J/kg Max Up Vert Vel: 3.43 m/s Conv Inhibition (B-): 54704.21 J/kg Cap Strength: 5.78 C Lift Cond Lev (LCL): 835.69 mb = 1528.09 m = 5013.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 4 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 1014 40 290 5 4.7 -1.7 | 200 18 6.1 16.8 1 700 2853 330 25 12.5 -21.7 | 283 14 13.9 -3.1 2 500 5230 340 35 12.0 -32.9 | 317 20 13.4 -14.4 3 400 6720 350 56 9.7 -55.1 | 343 38 11.1 -36.6 4 356 7480 355 68 5.9 -67.7 | 352 50 7.3 -49.2 5 342 7740 350 69 12.0 -68.0 | 345 51 13.4 -49.4 6 300 8590 350 58 10.1 -57.1 | 343 40 11.5 -38.6 7 250 9780 350 56 9.7 -55.1 | 343 38 11.1 -36.6 8 200 11260 350 48 8.3 -47.3 | 341 30 9.7 -28.8 9 150 13160 345 40 10.4 -38.6 | 330 23 11.7 -20.1 10 100 15840 350 29 5.0 -28.6 | 327 12 6.4 -10.1 11 70 18180 330 23 11.5 -19.9 | 276 13 12.9 -1.4 12 50 20380 325 17 9.8 -13.9 | 248 12 11.1 4.6 13 30 23680 325 13 7.5 -10.6 | 228 12 8.8 7.9 14 20 26290 305 19 15.6 -10.9 | 246 19 16.9 7.6 Wind Parameters Mean winds (0-6000m): 334.3 at 24.7 knts Storm direction: 4.3 at 18.6 knts Storm rel Dir Shear (0-3000m): 86.1 deg Storm rel helicity (0-3000m) pos: 69.2 neg: 0.0 tot: 69.2 m^2/s^2 ave: 346.1 10^-3 m/s^2 rel: 0.99 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 14.23 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 324 16 241 12| | 69.2 0.0 69.2 346.1 0.99| 4.2 4.1 4000 328 19 256 12| 2.4 0.0 2.4| 86.5 0.0 86.5 72.1 0.97| 3.7 3.7 5000 331 22 272 12| 2.4 0.0 2.4|105.7 0.0 105.7 48.1 0.96| 3.5 3.3 6000 334 25 287 13| 3.8 0.0 3.8|154.4 0.0 154.4 48.3 0.86| 4.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20250418.12.gif