UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 6 DEC 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 1022 40 -20.9 -23.4 80 2.5 -21.2 45 3 250.7 250.8 250.6 252.2 0.57 1 1019 62 -21.9 -24.9 77 3.0 -22.2 49 5 249.9 250.0 249.7 251.2 0.50 2 1015 92 -18.1 -21.0 78 2.9 -18.5 54 8 254.0 254.1 253.7 255.9 0.70 3 1000 207 -19.3 -23.2 71 3.9 -19.8 75 19 253.9 253.9 253.3 255.4 0.59 4 980 357 -20.3 -24.7 68 4.4 -20.8 72 17 254.3 254.4 253.6 255.8 0.53 5 925 787 -18.5 -23.3 66 4.8 -19.2 65 13 260.4 260.5 258.8 262.2 0.63 6 868 1263 -16.3 -22.3 60 6.0 -17.3 20 10 267.5 267.6 264.3 269.6 0.74 7 850 1420 -17.1 -22.1 65 5.0 -17.9 5 9 268.2 268.4 264.9 270.4 0.76 8 740 2448 -22.3 -25.1 78 2.8 -22.7 333 15 273.4 273.5 268.2 275.4 0.67 9 700 2853 -26.5 -29.3 77 2.8 -26.8 320 17 273.1 273.2 267.7 274.6 0.48 10 683 3031 -27.7 -30.4 78 2.7 -28.0 318 20 273.7 273.8 268.1 275.1 0.45 11 643 3465 -27.7 -35.7 46 8.0 -28.5 314 27 278.5 278.5 270.8 279.4 0.28 12 568 4352 -31.5 -48.5 17 17.0 -32.4 304 41 284.1 284.1 273.6 284.4 0.08 13 500 5240 -39.9 -57.9 13 18.0 -40.4 295 56 284.4 284.4 273.7 284.5 0.03 14 432 6226 -48.9 -59.9 27 11.0 -49.1 295 64 285.1 285.1 274.1 285.2 0.03 15 400 6730 -52.7 -61.7 33 9.0 -52.8 295 68 286.5 286.5 274.9 286.6 0.02 16 368 7260 -58.3 -66.7 33 8.4 -58.4 290 79 285.9 285.9 274.5 286.0 0.01 17 351 7555 -61.5 -69.5 34 8.0 -61.6 260 64 285.5 285.5 274.3 285.6 0.01 18 333 7883 -57.9 -65.9 35 8.0 -58.0 226 48 294.8 294.8 279.0 294.9 0.02 19 300 8540 -57.7 -65.7 35 8.0 -57.8 160 15 304.0 304.0 283.0 304.1 0.02 20 282 8930 -57.9 -65.9 35 8.0 -58.0 309.2 309.2 285.0 309.2 0.02 TRP WND 368 7260 -58.3 -66.7 33 8.4 -58.4 290 79 285.9 285.9 274.5 286.0 0.01 Sounding variables and indices 1000-500 mb thick: 5033.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 53.06 % Est. max temperature: -4.54 C = 23.83 F Sfc-Lift cond lev (LCL): 980.60 mb = 352.58 m = 1156.76 ft T: -20.27 C 700-500 lapse rate: 5.61 C/km ThetaE index: 0.97 C Layer 1019.0-1015.0 mb Conv cond level (CCL): 686.98 mb = 2988.55 m = 9804.83 ft Mean mixing ratio: 0.59 g/kg Conv temperature: 2.14 C = 35.86 F Cap Strength: 22.74 C Lifted Index: 22.07 C Risk: None Lifted Index @300 mb: 32.95 C Lifted Index @700 mb: 14.50 C Showalter Index: 11.64 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 17.80 C K Index: -2.10 Risk: None Sweat Index: 74.00 Risk: None Energy Index: 3.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.97 J/kg Max Up Vert Vel: 7.61 m/s Conv Inhibition (B-): 6910.33 J/kg Cap Strength: 22.72 C Lift Cond Lev (LCL): 905.83 mb = 943.65 m = 3095.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 338 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 1022 40 45 3 -2.1 -2.1 | 151 21 -10.2 18.0 1 1000 207 75 19 -18.4 -4.9 | 120 30 -26.4 15.2 2 925 787 65 13 -11.8 -5.5 | 126 25 -19.8 14.6 3 850 1420 5 9 -0.8 -9.0 | 142 14 -8.8 11.2 4 700 2853 320 17 10.9 -13.0 | 202 8 2.9 7.1 5 500 5240 295 56 50.8 -23.7 | 275 43 42.7 -3.5 6 400 6730 295 68 61.6 -28.7 | 279 54 53.6 -8.6 7 368 7260 290 79 74.2 -27.0 | 276 67 66.2 -6.9 8 300 8540 160 15 -5.1 14.1 | 159 37 -13.2 34.2 Wind Parameters Mean winds (0-6000m): 308.3 at 28.9 knts Storm direction: 338.3 at 21.7 knts Shear (0-3000m) pos: 2.2 neg: 5.1 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 75.2 deg Storm rel helicity (0-3000m) pos: 62.4 neg: -75.7 tot: -13.3 m^2/s^2 ave: -4.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 1.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 205.86 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 72 15 125 27| 13.3 0.0 13.3| 10.2 -75.2 -65.0 -130.0 -0.55| 20.7-11.4 1000 67 14 125 26| 6.6 4.0 10.6| 21.2 -75.7 -54.5 -54.5 -0.34| 14.5 -4.9 1500 58 13 125 23| 4.4 5.1 9.5| 38.8 -75.7 -36.8 -24.6 -0.15| 12.3 -1.8 2000 44 12 124 20| 3.3 4.8 8.2| 42.5 -75.7 -33.2 -16.6 -0.10| 10.3 -1.0 2500 27 13 123 16| 2.7 4.8 7.5| 50.4 -75.7 -25.2 -10.1 -0.00| 9.2 -0.0 3000 11 13 124 13| 2.2 5.1 7.3| 62.4 -75.7 -13.3 -4.4 0.12| 8.7 1.0 4000 340 17 150 5| 1.7 6.0 7.6| 89.6 -75.7 14.0 3.5 0.22| 8.8 2.0 5000 318 23 246 8| 1.3 6.6 7.9| 93.4 -84.0 9.4 1.9 0.17| 8.9 1.5 6000 308 29 261 15| 1.1 6.4 7.5|118.7 -91.5 27.2 4.5 0.17| 8.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20251206.12.gif