UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 8 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 1036 40 -22.9 -25.3 81 2.4 -23.2 290 1 247.7 247.8 247.7 249.0 0.47 1 1000 306 -18.9 -21.4 81 2.5 -19.3 350 3 254.2 254.4 253.9 256.1 0.69 2 983 435 -14.5 -16.5 85 2.0 -14.9 2 5 259.9 260.1 259.3 262.8 1.07 3 957 638 -15.9 -17.4 88 1.5 -16.2 21 9 260.5 260.7 259.7 263.3 1.02 4 945 733 -13.3 -14.7 89 1.4 -13.6 30 10 264.1 264.3 262.9 267.6 1.29 5 925 896 -14.5 -18.0 75 3.5 -15.2 45 13 264.5 264.6 262.7 267.3 1.00 6 850 1532 -17.9 -22.4 68 4.5 -18.6 50 17 267.4 267.5 264.3 269.5 0.74 7 771 2256 -21.5 -26.0 67 4.5 -22.1 50 14 271.1 271.2 266.5 272.8 0.59 8 700 2960 -26.9 -31.9 63 5.0 -27.4 50 11 272.7 272.8 267.3 273.8 0.38 9 689 3074 -28.1 -33.1 62 5.0 -28.6 50 11 272.6 272.7 267.1 273.6 0.34 10 660 3382 -28.1 -34.1 56 6.0 -28.7 50 11 276.0 276.0 269.2 277.0 0.32 11 577 4332 -34.9 -40.9 54 6.0 -35.3 50 12 278.8 278.9 270.8 279.4 0.19 12 513 5144 -38.7 -44.7 53 6.0 -39.0 50 13 283.8 283.8 273.6 284.2 0.14 13 500 5320 -40.1 -47.1 47 7.0 -40.4 50 13 284.1 284.2 273.8 284.5 0.11 14 469 5754 -42.9 -50.9 41 8.0 -43.2 49 14 285.9 285.9 274.6 286.2 0.08 15 451 6015 -47.1 -56.1 35 9.0 -47.3 48 15 283.9 283.9 273.5 284.0 0.04 16 400 6800 -52.1 -62.1 29 10.0 -52.2 45 17 287.3 287.3 275.3 287.4 0.02 17 399 6816 -52.3 -62.3 29 10.0 -52.4 45 17 287.2 287.2 275.2 287.3 0.02 18 342 7803 -57.9 -67.9 27 10.0 -58.0 42 21 292.6 292.6 277.9 292.6 0.01 19 302 8579 -63.1 -72.1 29 9.0 -63.1 40 25 295.8 295.8 279.5 295.9 0.01 20 300 8620 -63.5 -72.5 28 9.0 -63.6 40 25 295.8 295.8 279.5 295.9 0.01 21 256 9587 -67.3 -76.3 27 9.0 -67.3 35 23 303.9 303.9 283.0 304.0 0.00 22 250 9730 -67.1 -76.1 27 9.0 -67.1 25 23 306.3 306.3 283.9 306.3 0.00 23 210 10784 -65.7 -74.7 27 9.0 -65.8 354 20 324.2 324.2 290.0 324.2 0.01 24 200 11080 -64.9 -73.9 28 9.0 -65.0 345 19 330.0 330.0 291.7 330.0 0.01 25 164 12293 -63.3 -72.3 28 9.0 -63.4 321 26 351.9 351.9 297.1 352.0 0.01 26 150 12840 -63.9 -72.9 28 9.0 -64.0 310 29 360.0 360.0 298.7 360.1 0.01 27 118 14303 -65.9 -74.9 27 9.0 -66.0 304 25 381.9 381.9 302.6 381.9 0.01 28 100 15300 -69.1 -79.1 22 10.0 -69.2 300 23 394.2 394.2 304.4 394.3 0.01 29 97 15481 -69.9 -79.9 22 10.0 -69.9 298 23 396.1 396.1 304.7 396.1 0.01 30 79 16703 -69.1 -79.1 22 10.0 -69.2 283 26 421.7 421.7 307.9 421.8 0.01 31 70 17420 -71.7 -81.7 21 10.0 -71.8 275 27 431.0 431.0 308.9 431.0 0.01 32 61 18224 -73.5 -83.5 20 10.0 -73.6 261 30 444.3 444.3 310.3 444.3 0.01 33 50 19380 -74.3 -84.3 20 10.0 -74.4 240 35 468.4 468.4 312.5 468.4 0.01 34 46 19865 -74.7 -84.7 20 10.0 -74.7 478.7 478.7 313.4 478.8 0.01 35 45 19993 -75.9 -85.9 19 10.0 -76.0 478.8 478.9 313.4 478.9 0.01 TRP 256 9587 -67.3 -76.3 27 9.0 -67.3 35 23 303.9 303.9 283.0 304.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5014.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 64.36 % Est. max temperature: -4.48 C = 23.94 F Sfc-Lift cond lev (LCL): 995.49 mb = 340.01 m = 1115.51 ft T: -17.74 C 700-500 lapse rate: 5.59 C/km ThetaE index: 0.36 C Layer 925.0- 850.0 mb Conv cond level (CCL): 1000.00 mb = 306.00 m = 1003.92 ft Mean mixing ratio: 0.89 g/kg Conv temperature: -15.95 C = 3.29 F Cap Strength: 20.11 C Lifted Index: 20.29 C Risk: None Lifted Index @300 mb: 25.78 C Lifted Index @700 mb: 12.40 C Showalter Index: 12.15 C Risk: None Total Totals Index: 39.90 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 17.70 C K Index: -5.20 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 63.80 J/kg Max Up Vert Vel: 11.30 m/s Conv Inhibition (B-): 35033.20 J/kg Cap Strength: 20.30 C Lift Cond Lev (LCL): 960.12 mb = 613.12 m = 2011.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 78 at 9 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 1036 40 290 1 0.9 -0.3 | 261 10 9.9 1.5 1 1000 306 350 3 0.5 -3.0 | 277 10 9.5 -1.1 2 925 896 45 13 -9.2 -9.2 | 2 7 -0.2 -7.3 3 850 1532 50 17 -13.0 -10.9 | 24 10 -4.1 -9.1 4 700 2960 50 11 -8.4 -7.1 | 354 5 0.5 -5.2 5 500 5320 50 13 -10.0 -8.4 | 9 7 -1.0 -6.5 6 400 6800 45 17 -12.0 -12.0 | 17 11 -3.0 -10.2 7 300 8620 40 25 -16.1 -19.2 | 22 19 -7.1 -17.3 8 256 9587 35 23 -13.2 -18.8 | 14 18 -4.2 -17.0 9 250 9730 25 23 -9.7 -20.8 | 2 19 -0.7 -19.0 10 200 11080 345 19 4.9 -18.4 | 320 22 13.9 -16.5 11 150 12840 310 29 22.2 -18.6 | 298 35 31.2 -16.8 12 100 15300 300 23 19.9 -11.5 | 288 30 28.9 -9.7 13 70 17420 275 27 26.9 -2.4 | 271 36 35.9 -0.5 14 50 19380 240 35 30.3 17.5 | 244 44 39.3 19.3 Wind Parameters Mean winds (0-6000m): 48.4 at 12.2 knts Storm direction: 78.4 at 9.2 knts Shear (0-3000m) pos: 3.0 neg: 1.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 42.8 neg: -6.8 tot: 36.0 m^2/s^2 ave: 12.0 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 2.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 4.40 Bulk Shear: 14.49 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 ------------------------------------------------------------------------------- 500 357 3 279 9| 7.1 0.0 7.1| 18.0 0.0 18.0 35.9 0.97| 7.5 7.3 1000 35 7 309 6| 7.4 0.0 7.4| 37.0 0.0 37.0 37.0 0.97| 8.5 8.3 1500 42 10 338 6| 6.0 0.0 6.0| 42.8 0.0 42.8 28.6 0.94| 6.8 6.4 2000 45 11 352 6| 4.5 0.5 5.0| 42.8 -2.4 40.4 20.2 0.80| 5.6 4.5 2500 46 12 357 6| 3.6 0.9 4.5| 42.8 -4.8 38.0 15.2 0.68| 4.9 3.4 3000 47 12 358 6| 3.0 1.0 4.0| 42.8 -6.8 36.0 12.0 0.58| 4.4 2.6 4000 48 12 358 6| 2.2 0.6 2.9| 43.8 -6.8 37.0 9.3 0.59| 3.4 2.0 5000 48 12 359 6| 1.8 0.4 2.2| 44.8 -6.8 38.0 7.6 0.59| 2.8 1.7 6000 48 12 1 6| 1.5 0.2 1.7| 46.4 -6.8 39.7 6.6 0.58| 2.5 1.5 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20251208.12.gif