UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010700.upa.cvt Date: 0000Z 7 JAN 26 Searching for VV839... Searching the city database file for: VV839 ... Date:0000Z 7 JAN 26 Station: VV839 WMO ident: 48839 Latitude: 20.13 Longitude: 107.72 ------------------------------------------------------------------------------- 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 1026 8 15.6 5.6 51 10.0 10.3 45 7 286.6 287.6 282.3 302.3 5.56 1 1000 224 13.6 3.6 51 10.0 8.5 35 27 286.8 287.6 281.7 300.8 4.95 2 925 874 7.4 3.0 74 4.4 5.2 30 27 286.9 287.8 281.9 301.4 5.13 3 881 1272 3.6 2.5 93 1.1 3.1 10 18 287.0 287.9 282.0 301.7 5.20 4 878 1300 5.4 -3.6 52 9.0 1.5 8 17 289.1 289.7 280.8 298.8 3.33 5 873 1347 6.2 -5.8 42 12.0 1.3 6 16 290.4 290.9 280.8 298.8 2.84 6 870 1375 7.2 -2.8 49 10.0 2.7 5 15 291.7 292.4 282.3 302.2 3.57 7 853 1537 6.2 -0.8 61 7.0 2.9 356 12 292.3 293.1 283.2 304.7 4.23 8 850 1566 6.2 2.0 74 4.2 4.1 355 11 292.6 293.6 284.5 307.7 5.20 9 849 1576 7.0 4.9 86 2.1 5.9 355 11 293.6 294.7 286.1 312.1 6.40 10 827 1793 10.0 -1.0 46 11.0 4.6 356 11 299.0 299.7 286.0 311.8 4.30 11 700 3150 -2.3 -4.2 87 1.9 -3.1 5 13 299.9 300.7 286.1 312.0 4.00 12 696 3195 -2.7 -5.0 84 2.3 -3.7 3 13 300.0 300.7 285.8 311.4 3.79 13 683 3346 0.0 -17.0 26 17.0 -5.7 357 14 304.6 304.9 285.1 309.4 1.48 14 675 3440 4.0 -33.0 5 37.0 -5.3 353 15 310.1 310.2 285.8 311.4 0.35 15 663 3586 3.2 -31.8 6 35.0 -5.7 347 16 310.8 310.9 286.1 312.2 0.40 16 648 3771 4.6 -40.4 2 45.0 -5.5 340 18 314.4 314.5 287.1 315.1 0.17 17 620 4129 2.2 -38.8 3 41.0 -7.0 325 20 315.7 315.7 287.6 316.5 0.21 18 592 4503 4.4 310 23 322.4 19 543 5200 0.2 -44.8 2 45.0 -9.0 282 28 325.5 325.5 290.6 326.0 0.13 20 524 5486 0.6 270 30 329.3 21 500 5860 -1.7 255 33 331.0 22 495 5940 -1.9 255 33 331.7 23 400 7590 -14.5 -55.5 2 41.0 -19.7 260 25 336.1 336.2 293.4 336.4 0.05 24 300 9700 -31.3 -53.3 10 22.0 -33.1 270 27 341.3 341.3 294.7 341.6 0.09 25 298 9747 -31.7 -53.7 10 22.0 -33.5 269 27 341.4 341.4 294.7 341.7 0.09 26 253 10888 -39.1 -64.1 5 25.0 -40.2 256 34 346.7 346.8 295.9 346.9 0.03 27 250 10970 -39.9 -62.9 7 23.0 -40.9 255 35 346.7 346.8 296.0 346.9 0.03 28 209 12165 -50.1 -72.1 6 22.0 -50.5 251 33 349.0 349.0 296.4 349.1 0.01 29 204 12322 -51.5 -67.5 13 16.0 -51.8 250 33 349.2 349.2 296.5 349.3 0.02 30 200 12450 -52.5 -75.5 5 23.0 -52.8 250 33 349.6 349.6 296.5 349.7 0.01 31 157 13965 -66.1 -77.1 20 11.0 -66.2 225 30 351.6 351.6 297.0 351.6 0.01 32 150 14240 -68.1 -82.1 12 14.0 -68.2 220 29 352.8 352.8 297.3 352.8 0.00 33 135 14865 -73.1 -81.1 29 8.0 -73.1 216 26 354.7 354.7 297.6 354.7 0.00 34 126 15267 -75.1 -89.1 10 14.0 -75.1 214 24 358.2 358.2 298.3 358.2 0.00 35 120 15550 -73.5 -92.5 4 19.0 -73.5 212 22 366.1 366.1 299.9 366.1 0.00 36 100 16600 -79.5 -92.5 10 13.0 -79.5 205 17 374.1 374.1 301.3 374.1 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5636.00 m Freezing level: 723.75 mb = 2896.25 m = 9502.03 ft Freezing level: 683.00 mb = 3345.50 m = 10975.92 ft Freezing level: 517.74 mb = 5583.34 m = 18317.83 ft Wetbulb zero: 751.63 mb = 2570.79 m = 8434.25 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 53.88 % Est. max temperature: 18.61 C = 65.51 F Sfc-Lift cond lev (LCL): 882.83 mb = 1255.39 m = 4118.68 ft T: 3.76 C 700-500 lapse rate: -0.22 C/km ThetaE index: 2.92 C Layer 878.0- 870.0 mb Conv cond level (CCL): 715.50 mb = 2971.71 m = 9749.58 ft Mean mixing ratio: 5.09 g/kg Conv temperature: 28.90 C = 84.02 F Cap Strength: 25.89 C Lifted Index: 26.41 C Risk: None Lifted Index @300 mb: 28.50 C Lifted Index @700 mb: 6.44 C Showalter Index: 22.07 C Risk: None Total Totals Index: 11.60 C Risk: None Vertical Totals Index: 7.90 C Cross Totals Index: 3.70 C K Index: 8.00 Risk: None Sweat Index: 79.00 Risk: None Energy Index: 5.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.66 J/kg Max Up Vert Vel: 1.15 m/s Conv Inhibition (B-): 15914.59 J/kg Cap Strength: 26.32 C Lift Cond Lev (LCL): 864.50 mb = 1427.16 m = 4682.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 360 at 15 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 1026 8 45 7 -4.9 -4.9 | 154 11 -5.0 10.1 1 1000 224 35 27 -15.5 -22.1 | 66 17 -15.5 -7.1 2 925 874 30 27 -13.5 -23.4 | 58 16 -13.5 -8.3 3 850 1566 355 11 1.0 -11.0 | 193 4 0.9 4.1 4 700 3150 5 13 -1.1 -13.0 | 151 2 -1.2 2.1 5 500 5860 255 33 31.9 8.5 | 233 40 31.8 23.6 6 400 7590 260 25 24.6 4.3 | 232 31 24.6 19.4 7 300 9700 270 27 27.0 -0.0 | 241 31 27.0 15.1 8 250 10970 255 35 33.8 9.1 | 234 41 33.8 24.1 9 200 12450 250 33 31.0 11.3 | 230 41 31.0 26.3 10 150 14240 220 29 18.6 22.2 | 207 42 18.6 37.3 11 100 16600 205 17 7.2 15.4 | 193 31 7.1 30.5 Wind Parameters Mean winds (0-6000m): 329.8 at 20.1 knts Storm direction: 359.8 at 15.1 knts Shear (0-3000m) pos: 0.3 neg: 1.5 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 3.3 deg Storm rel helicity (0-3000m) pos: 1.8 neg: -71.7 tot: -69.8 m^2/s^2 ave: -23.3 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 70.57 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 35 23 75 13| 0.0 20.8 20.8| 0.0 -59.7 -59.7 -119.4 -0.91| 22.2-20.3 1000 32 25 67 14| 0.0 9.1 9.1| 0.0 -68.6 -68.6 -68.6 -0.81| 14.0-11.3 1500 28 22 66 12| 0.0 3.1 3.1| 1.6 -70.2 -68.5 -45.7 -0.43| 14.3 -6.1 2000 24 20 70 9| 0.0 2.2 2.2| 1.8 -70.5 -68.7 -34.4 -0.41| 11.3 -4.6 2500 21 18 74 7| 0.2 1.8 1.9| 1.8 -71.1 -69.3 -27.7 -0.42| 9.2 -3.8 3000 19 17 78 6| 0.3 1.5 1.8| 1.8 -71.7 -69.8 -23.3 -0.42| 7.9 -3.3 4000 12 17 69 4| 0.2 2.5 2.7| 3.1 -72.8 -69.7 -17.4 -0.29| 7.4 -2.2 5000 355 18 334 3| 0.2 3.3 3.4| 3.1-110.8-107.7 -21.5 -0.32| 7.8 -2.5 6000 330 20 283 10| 0.2 3.4 3.6| 3.1-226.9-223.8 -37.3 -0.39| 8.2 -3.2 Wrote GIF file: /home/apache/climate/data/raob//VV839/skewt/VV839.skewt.20260107.00.gif