UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 17 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 1004 40 0.8 -10.2 44 11.0 -2.7 315 15 273.6 273.9 270.2 278.5 1.75 1 1000 74 0.0 -12.0 40 12.0 -3.6 315 15 273.1 273.4 269.5 277.4 1.52 2 940 563 -6.7 -18.7 38 12.0 -9.4 315 29 271.2 271.4 267.3 273.9 0.93 3 925 688 -7.7 -18.7 41 11.0 -10.2 315 33 271.4 271.6 267.4 274.1 0.94 4 850 1338 -13.9 -23.9 43 10.0 -15.6 320 29 271.6 271.7 267.0 273.5 0.65 5 788 1907 -19.5 -28.5 45 9.0 -20.7 320 28 271.5 271.6 266.6 272.9 0.46 6 742 2351 -23.1 -29.1 58 6.0 -23.8 320 28 272.3 272.4 267.2 273.7 0.46 7 700 2775 -26.7 -32.7 57 6.0 -27.3 320 27 272.9 273.0 267.3 274.0 0.35 8 642 3393 -31.5 -37.5 55 6.0 -31.9 319 28 274.3 274.3 268.0 275.0 0.24 9 500 5120 -42.7 -52.7 33 10.0 -43.0 315 31 281.0 281.0 271.8 281.2 0.06 10 489 5271 -43.5 -53.5 32 10.0 -43.8 315 32 281.8 281.8 272.3 282.0 0.05 11 425 6214 -46.5 -57.5 28 11.0 -46.7 315 38 289.5 289.5 276.5 289.6 0.04 12 405 6537 -45.1 -56.1 28 11.0 -45.4 319 38 295.3 295.3 279.3 295.5 0.05 13 400 6620 -45.1 -57.1 25 12.0 -45.4 320 38 296.4 296.4 279.8 296.5 0.04 14 320 8099 -46.5 -61.5 17 15.0 -46.9 324 33 314.0 314.0 286.8 314.1 0.03 15 307 8375 -42.7 -59.7 14 17.0 -43.3 325 32 323.0 323.0 289.8 323.2 0.04 16 300 8530 -44.3 -62.3 12 18.0 -44.9 325 31 322.9 322.9 289.7 323.0 0.03 17 291 8734 -45.5 -63.5 11 18.0 -46.0 325 31 324.0 324.0 290.0 324.1 0.03 18 275 9115 -41.5 -60.5 11 19.0 -42.3 325 31 335.1 335.1 293.2 335.3 0.04 19 266 9340 -43.1 -63.1 9 20.0 -43.8 325 31 336.0 336.0 293.3 336.1 0.03 20 250 9760 -42.1 -64.1 7 22.0 -42.9 325 31 343.5 343.5 295.2 343.6 0.03 21 244 9924 -40.5 -62.5 8 22.0 -41.5 323 32 348.3 348.3 296.3 348.4 0.03 22 200 11270 -42.5 -67.5 5 25.0 -43.5 310 36 365.5 365.5 299.8 365.6 0.02 23 150 13200 -45.1 -69.1 5 24.0 -46.1 325 25 392.3 392.4 304.2 392.5 0.02 24 123 14524 -46.3 -70.3 5 24.0 -47.4 318 27 413.1 413.1 306.9 413.2 0.02 25 109 15332 -43.7 -68.7 5 25.0 -45.3 313 28 432.5 432.5 309.1 432.7 0.03 26 100 15910 -45.5 -69.5 5 24.0 -46.9 310 29 439.8 439.8 309.8 440.0 0.03 27 96 16181 -47.1 -71.1 5 24.0 -48.3 311 27 441.9 441.9 310.1 442.0 0.03 28 85 16986 -47.7 -71.7 5 24.0 -49.0 312 23 456.3 456.3 311.4 456.4 0.03 29 83 17144 -45.3 -69.3 5 24.0 -47.0 313 22 464.3 464.3 312.2 464.5 0.04 30 77 17642 -48.3 -72.3 5 24.0 -49.7 314 19 468.1 468.1 312.5 468.3 0.03 31 70 18270 -48.3 -72.3 5 24.0 -49.8 315 15 481.1 481.1 313.5 481.2 0.03 32 50 20480 -49.7 -73.7 4 24.0 -51.4 335 25 526.4 526.4 316.7 526.6 0.04 33 46 21022 -50.9 -73.9 5 23.0 -52.5 335 24 536.2 536.2 317.3 536.4 0.04 34 42 21617 -47.9 -71.9 5 24.0 -50.2 335 24 557.7 557.7 318.5 558.1 0.06 35 34 22994 -51.9 -74.9 5 23.0 -53.8 335 22 581.9 582.0 319.8 582.3 0.04 36 31 23596 -48.9 -72.9 4 24.0 -51.5 335 21 605.6 605.6 320.9 606.1 0.06 37 30 23810 -50.1 -74.1 4 24.0 -52.5 335 21 608.1 608.1 321.0 608.5 0.06 38 27 24497 -52.7 -75.7 5 23.0 -54.8 336 18 619.4 619.4 321.5 619.7 0.05 39 26 24743 -49.5 -73.5 4 24.0 -52.4 337 17 635.2 635.2 322.2 635.7 0.07 40 21 26141 -51.3 -74.3 5 23.0 -54.2 339 12 669.7 669.8 323.4 670.4 0.08 41 20 26460 -49.9 -73.9 4 24.0 -53.3 340 11 683.4 683.5 323.9 684.2 0.09 42 19 26796 -48.9 -72.9 4 24.0 -52.7 696.6 696.7 324.3 697.5 0.11 43 17 27521 -52.5 -75.5 5 23.0 -55.5 707.6 707.6 324.7 708.3 0.08 44 16 27914 -50.7 -73.7 5 23.0 -54.4 725.9 725.9 325.3 726.9 0.11 45 13 29259 -53.5 -76.5 4 23.0 -56.9 760.6 760.6 326.3 761.4 0.09 TRP 425 6214 -46.5 -57.5 28 11.0 -46.7 315 38 289.5 289.5 276.5 289.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5046.00 m Freezing level: 1000.00 mb = 74.00 m = 242.78 ft Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 46.37 % Est. max temperature: -1.26 C = 29.73 F Sfc-Lift cond lev (LCL): 845.14 mb = 1381.12 m = 4531.19 ft T: -14.32 C 700-500 lapse rate: 6.82 C/km ThetaE index: 4.68 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 800.35 mb = 1790.31 m = 5873.65 ft Mean mixing ratio: 1.12 g/kg Conv temperature: -1.28 C = 29.69 F Cap Strength: 0.36 C Lifted Index: 5.06 C Risk: None Lifted Index @300 mb: 33.87 C Lifted Index @700 mb: -0.29 C Showalter Index: 6.38 C Risk: None Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 18.80 C K Index: -1.10 Risk: None Sweat Index: 89.00 Risk: None Energy Index: 1.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.78 J/kg Max Up Vert Vel: 8.46 m/s Conv Inhibition (B-): 6.19 J/kg Cap Strength: 4.86 C Lift Cond Lev (LCL): 795.63 mb = 1834.80 m = 6019.62 ft Lev Free Conv (LFC): 790.63 mb = 1882.18 m = 6175.06 ft Equ Level (EL): 670.63 mb = 3081.19 m = 10108.78 ft B at Equ Level: 35.70 J/kg Max Parcel Lev (MPL): 580.63 mb = 4087.05 m = 13408.79 ft Wind level data Storm motion: 347 at 22 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 1004 40 315 15 10.6 -10.6 | 208 12 5.8 10.8 1 1000 74 315 15 10.6 -10.6 | 208 12 5.8 10.8 2 925 688 315 33 23.3 -23.3 | 276 19 18.5 -1.9 3 850 1338 320 29 18.6 -22.2 | 273 14 13.8 -0.8 4 700 2775 320 27 17.4 -20.7 | 267 13 12.5 0.7 5 500 5120 315 31 21.9 -21.9 | 272 17 17.1 -0.5 6 425 6214 315 38 26.9 -26.9 | 284 23 22.1 -5.5 7 400 6620 320 38 24.4 -29.1 | 291 21 19.6 -7.7 8 300 8530 325 31 17.8 -25.4 | 287 14 13.0 -4.0 9 250 9760 325 31 17.8 -25.4 | 287 14 13.0 -4.0 10 200 11270 310 36 27.6 -23.1 | 274 23 22.8 -1.7 11 150 13200 325 25 14.3 -20.5 | 265 10 9.5 0.9 12 100 15910 310 29 22.2 -18.6 | 261 18 17.4 2.7 13 70 18270 315 15 10.6 -10.6 | 208 12 5.8 10.8 14 50 20480 335 25 10.6 -22.7 | 282 6 5.7 -1.3 15 30 23810 335 21 8.9 -19.0 | 240 5 4.1 2.4 16 20 26460 340 11 3.8 -10.3 | 175 11 -1.1 11.1 Wind Parameters Mean winds (0-6000m): 317.3 at 29.2 knts Storm direction: 347.3 at 21.9 knts Shear (0-3000m) pos: 0.4 neg: 2.1 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 59.4 deg Storm rel helicity (0-3000m) pos: 56.1 neg: -8.0 tot: 48.1 m^2/s^2 ave: 16.0 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.33 Bulk Shear: 8.27 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 ------------------------------------------------------------------------------- 500 315 21 239 12| 0.0 14.1 14.1| 42.4 0.0 42.4 84.7 0.93| 14.1 13.1 1000 316 27 260 14| 1.3 7.0 8.4| 55.6 -1.1 54.5 54.5 0.77| 10.3 7.9 1500 317 28 265 14| 0.9 4.7 5.5| 55.6 -3.5 52.1 34.7 0.66| 7.7 5.1 2000 318 28 266 14| 0.6 3.3 4.0| 55.6 -5.4 50.2 25.1 0.62| 6.0 3.7 2500 318 28 267 14| 0.5 2.5 3.0| 55.6 -7.3 48.4 19.3 0.58| 4.9 2.8 3000 318 28 267 14| 0.4 2.1 2.6| 56.1 -8.0 48.1 16.0 0.56| 4.2 2.3 4000 318 28 268 14| 0.3 1.8 2.2| 58.4 -8.0 50.4 12.6 0.54| 3.4 1.8 5000 318 28 268 14| 0.3 1.7 1.9| 60.2 -8.0 52.2 10.4 0.51| 2.9 1.5 6000 317 29 270 15| 0.2 1.9 2.1| 78.5 -8.0 70.5 11.8 0.53| 3.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20250417.12.gif