UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for USHH... Searching the city database file for: USHH ... Date:0000Z 11 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 1012 40 -6.3 -8.7 83 2.4 -7.0 225 7 265.9 266.3 265.5 271.2 1.95 1 1000 133 -7.9 -11.7 74 3.8 -8.9 230 9 265.2 265.5 264.3 269.5 1.56 2 981 282 -10.1 -13.3 77 3.2 -10.9 239 13 264.5 264.7 263.4 268.3 1.40 3 930 693 -11.3 -13.4 84 2.1 -11.8 263 26 267.3 267.6 265.6 271.4 1.46 4 925 734 -11.1 -13.1 85 2.0 -11.6 265 27 268.0 268.2 266.1 272.1 1.50 5 860 1296 -8.1 -9.0 93 0.9 -8.4 269 29 276.7 277.1 272.9 283.0 2.25 6 850 1387 -8.3 -9.3 92 1.0 -8.6 270 29 277.5 277.8 273.3 283.7 2.22 7 702 2854 -14.1 -16.4 83 2.3 -14.7 275 27 286.6 286.9 277.2 291.1 1.51 8 700 2876 -14.3 -16.6 83 2.3 -14.9 275 27 286.6 286.9 277.2 291.1 1.49 9 500 5340 -30.9 -34.3 72 3.4 -31.3 270 36 295.4 295.4 279.9 296.7 0.42 10 491 5469 -31.5 -34.8 73 3.3 -31.9 270 37 296.2 296.2 280.3 297.5 0.41 11 400 6890 -42.9 -46.6 67 3.7 -43.0 270 54 299.2 299.3 281.2 299.7 0.14 12 300 8770 -56.9 -60.6 63 3.7 -56.9 285 68 305.1 305.1 283.5 305.3 0.04 13 255 9780 -65.3 -68.9 61 3.6 -65.3 285 77 307.3 307.3 284.3 307.3 0.01 14 250 9900 -66.3 -69.9 60 3.6 -66.3 290 75 307.5 307.5 284.4 307.5 0.01 15 230 10403 -69.9 -73.7 57 3.8 -69.9 290 71 309.4 309.4 285.1 309.5 0.01 16 218 10724 -70.3 -74.0 58 3.7 -70.3 290 66 313.6 313.6 286.6 313.6 0.01 17 200 11240 -68.7 -72.6 57 3.9 -68.7 290 58 324.0 324.0 290.0 324.0 0.01 18 164 12425 -67.1 -70.8 59 3.7 -67.1 290 48 345.6 345.6 295.7 345.6 0.02 19 150 12960 -67.9 -71.8 57 3.9 -67.9 290 44 353.1 353.1 297.3 353.2 0.02 20 100 15390 -69.7 -73.7 56 4.0 -69.8 305 44 393.1 393.1 304.2 393.1 0.02 21 86 16286 -70.5 -74.4 56 3.9 -70.5 303 41 408.8 408.8 306.3 408.9 0.02 22 70 17500 -72.7 -76.8 54 4.1 -72.8 300 38 428.9 428.9 308.7 428.9 0.02 23 50 19450 -75.1 -79.1 53 4.0 -75.2 295 40 466.5 466.5 312.4 466.6 0.02 24 30 22370 -79.7 -83.8 51 4.1 -79.7 300 38 527.4 527.4 316.8 527.4 0.01 25 20 24670 -79.7 -83.9 50 4.2 -79.7 300 40 592.2 592.2 320.3 592.3 0.02 26 17 25594 -80.3 -84.4 50 4.1 -80.4 618.5 618.5 321.5 618.6 0.02 27 10 28640 -75.3 -79.5 52 4.2 -75.5 738.5 738.5 325.6 739.1 0.07 TRP 230 10403 -69.9 -73.7 57 3.8 -69.9 290 71 309.4 309.4 285.1 309.5 0.01 WND 255 9780 -65.3 -68.9 61 3.6 -65.3 285 77 307.3 307.3 284.3 307.3 0.01 Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.31 inches Sfc-500 mean rel hum: 81.91 % Est. max temperature: 4.24 C = 39.64 F Sfc-Lift cond lev (LCL): 974.07 mb = 336.23 m = 1103.09 ft T: -10.26 C 700-500 lapse rate: 6.74 C/km ThetaE index: 2.91 C Layer 1000.0- 930.0 mb Conv cond level (CCL): 658.98 mb = 3318.17 m = 10886.25 ft Mean mixing ratio: 1.50 g/kg Conv temperature: 16.12 C = 61.01 F Cap Strength: 16.00 C Lifted Index: 20.76 C Risk: None Lifted Index @300 mb: 24.73 C Lifted Index @700 mb: 15.97 C Showalter Index: 10.10 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.60 C Cross Totals Index: 21.60 C K Index: 11.00 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 2.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.07 J/kg Max Up Vert Vel: 5.11 m/s Conv Inhibition (B-): 48585.93 J/kg Cap Strength: 20.49 C Lift Cond Lev (LCL): 919.81 mb = 777.40 m = 2550.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 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 1012 40 225 7 4.9 4.9 | 139 22 -14.2 16.2 1 1000 133 230 9 6.9 5.8 | 144 21 -12.3 17.0 2 925 734 265 27 26.9 2.4 | 210 16 7.7 13.6 3 850 1387 270 29 29.0 -0.0 | 221 15 9.8 11.2 4 700 2876 275 27 26.9 -2.4 | 221 12 7.7 8.9 5 500 5340 270 36 36.0 -0.0 | 236 20 16.8 11.2 6 400 6890 270 54 54.0 -0.0 | 252 37 34.8 11.2 7 300 8770 285 68 65.7 -17.6 | 278 47 46.5 -6.4 8 255 9780 285 77 74.4 -19.9 | 279 56 55.2 -8.7 9 250 9900 290 75 70.5 -25.7 | 286 53 51.3 -14.4 10 230 10403 290 71 66.7 -24.3 | 285 49 47.5 -13.1 11 200 11240 290 58 54.5 -19.8 | 284 36 35.3 -8.6 12 150 12960 290 44 41.3 -15.0 | 280 22 22.2 -3.8 13 100 15390 305 44 36.0 -25.2 | 310 22 16.9 -14.0 14 70 17500 300 38 32.9 -19.0 | 300 16 13.7 -7.8 15 50 19450 295 40 36.3 -16.9 | 288 18 17.1 -5.7 16 30 22370 300 38 32.9 -19.0 | 300 16 13.7 -7.8 17 20 24670 300 40 34.6 -20.0 | 300 18 15.5 -8.8 Wind Parameters Mean winds (0-6000m): 270.3 at 29.6 knts Storm direction: 300.3 at 22.2 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 84.2 deg Storm rel helicity (0-3000m) pos: 123.4 neg: -0.2 tot: 123.2 m^2/s^2 ave: 41.1 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 4.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.30 Bulk Shear: 43.94 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 ------------------------------------------------------------------------------- 500 245 14 159 18| 15.9 0.0 15.9| 78.2 0.0 78.2 156.3 0.96| 16.3 15.7 1000 260 20 182 15| 12.0 0.0 12.0|115.4 0.0 115.4 115.4 0.97| 12.8 12.4 1500 264 23 194 14| 8.4 0.0 8.4|122.1 0.0 122.1 81.4 0.96| 9.2 8.8 2000 266 24 201 14| 6.2 0.0 6.2|122.2 0.0 122.2 61.1 0.92| 7.2 6.6 2500 268 25 205 14| 4.8 0.0 4.8|122.2 -0.1 122.1 48.8 0.89| 6.0 5.3 3000 269 25 208 13| 4.1 0.0 4.1|123.4 -0.2 123.2 41.1 0.86| 5.2 4.5 4000 270 26 213 13| 3.0 0.5 3.5|130.4 -0.2 130.2 32.5 0.82| 4.4 3.6 5000 270 28 218 14| 2.4 0.8 3.2|136.5 -0.2 136.3 27.3 0.78| 3.9 3.0 6000 270 30 223 15| 2.0 1.4 3.5|162.2 -0.2 162.1 27.0 0.71| 4.0 2.9 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20251211.00.gif