UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122500.upa.cvt Date: 0000Z 25 DEC 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:0000Z 25 DEC 25 Station: ROIG WMO ident: 47918 Latitude: 24.33 Longitude: 124.17 Elevation: 7.00 ------------------------------------------------------------------------------- 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 1014 7 21.2 16.2 73 5.0 17.9 20 7 293.2 295.2 290.5 325.9 11.49 1 1000 127 20.6 15.6 73 5.0 17.4 35 16 293.8 295.8 290.5 325.8 11.21 2 925 796 15.0 12.7 86 2.3 13.6 35 8 294.6 296.4 289.8 323.4 10.02 3 850 1507 9.8 9.6 99 0.2 9.7 240 4 296.4 298.0 289.4 322.1 8.86 4 845 1556 9.2 8.6 96 0.6 8.9 241 5 296.3 297.8 288.9 320.4 8.32 5 836 1645 8.8 6.0 83 2.8 7.2 243 5 296.8 298.0 287.9 317.3 7.03 6 829 1714 9.6 3.6 66 6.0 6.4 245 6 298.3 299.4 287.4 316.0 5.98 7 784 2176 7.4 7.1 98 0.3 7.2 255 11 300.8 302.3 290.2 324.7 8.10 8 758 2453 6.2 5.1 93 1.1 5.6 261 14 302.4 303.7 290.0 324.1 7.28 9 700 3101 2.0 0.9 92 1.1 1.4 275 21 304.7 305.8 289.5 322.4 5.84 10 666 3500 -0.5 -1.1 96 0.6 -0.8 274 28 306.3 307.3 289.5 322.5 5.30 11 651 3682 0.2 -2.8 80 3.0 -1.3 273 32 309.1 310.0 289.9 323.9 4.78 12 642 3793 0.0 -8.0 55 8.0 -3.4 272 34 310.1 310.7 288.9 320.4 3.26 13 581 4582 -5.7 -13.7 53 8.0 -8.6 269 48 312.4 312.8 288.7 319.8 2.28 14 561 4856 -6.5 -18.5 38 12.0 -10.4 268 53 314.6 314.9 288.7 319.9 1.58 15 537 5196 -7.1 -40.1 5 33.0 -13.3 267 60 317.8 317.9 288.3 318.6 0.22 16 500 5750 -8.7 -49.7 2 41.0 -14.9 265 70 322.4 322.4 289.6 322.8 0.08 17 453 6509 -11.5 -49.5 3 38.0 -17.1 267 75 328.2 328.2 291.3 328.5 0.09 18 400 7450 -16.9 -49.9 4 33.0 -21.2 270 82 333.0 333.0 292.6 333.4 0.10 19 356 8317 -22.5 -43.5 13 21.0 -25.5 274 89 336.8 336.8 293.7 337.7 0.23 20 306 9410 -31.3 -48.3 17 17.0 -32.9 279 98 339.3 339.4 294.3 340.0 0.16 21 300 9550 -32.5 -46.5 24 14.0 -33.9 280 99 339.6 339.6 294.4 340.4 0.20 22 263 10465 -40.1 -57.1 15 17.0 -41.0 273 98 341.5 341.5 294.7 341.7 0.06 23 250 10810 -41.9 270 97 343.8 24 225 11518 -46.8 270 105 346.8 25 215 11818 -48.9 268 105 348.1 26 200 12290 -53.1 265 105 348.7 27 150 14080 -66.1 255 103 356.2 28 135 14713 -71.1 256 94 358.2 29 102 16355 -75.7 260 72 379.3 30 100 16470 -75.7 260 70 381.5 31 86 17334 -79.3 268 54 391.0 32 78 17885 -81.7 274 43 397.1 33 75 18109 -75.3 276 39 415.0 34 70 18510 -74.1 280 31 425.9 35 57 19729 -69.1 274 19 463.0 36 56 19836 -66.9 273 18 470.3 37 50 20520 -68.7 270 12 481.6 38 47 20890 -67.7 275 12 492.6 39 38 22185 -61.3 294 10 539.8 40 30 23650 -60.7 315 8 579.2 41 21 25881 -59.3 231 12 645.6 42 20 26190 -55.7 220 12 665.7 43 19 26517 -54.7 678.6 TRP WND 225 11518 -46.8 270 105 346.8 Sounding variables and indices 1000-500 mb thick: 5623.00 m Freezing level: 672.80 mb = 3419.99 m = 11220.30 ft Freezing level: 655.29 mb = 3629.62 m = 11908.06 ft Freezing level: 642.00 mb = 3792.80 m = 12443.43 ft Wetbulb zero: 678.22 mb = 3354.08 m = 11004.05 ft Precipitable water: 1.30 inches Sfc-500 mean rel hum: 68.12 % Est. max temperature: 24.11 C = 75.39 F Sfc-Lift cond lev (LCL): 942.00 mb = 639.71 m = 2098.76 ft T: 16.31 C 700-500 lapse rate: 4.04 C/km ThetaE index: 9.90 C Layer 1000.0- 784.0 mb Conv cond level (CCL): 897.46 mb = 1050.14 m = 3445.30 ft Mean mixing ratio: 10.64 g/kg Conv temperature: 23.31 C = 73.96 F Cap Strength: 3.13 C Lifted Index: 5.23 C Risk: None Lifted Index @300 mb: 11.28 C Lifted Index @700 mb: -0.30 C Showalter Index: 6.54 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 18.50 C Cross Totals Index: 18.30 C K Index: 27.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 193.20 Risk: None Energy Index: 0.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.61 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 6.79 J/kg Cap Strength: 5.04 C Lift Cond Lev (LCL): 912.44 mb = 910.93 m = 2988.57 ft Lev Free Conv (LFC): 877.44 mb = 1239.81 m = 4067.58 ft Equ Level (EL): 817.44 mb = 1830.49 m = 6005.48 ft B at Equ Level: 12.35 J/kg Max Parcel Lev (MPL): 637.44 mb = 3849.11 m = 12628.15 ft Wind level data Storm motion: 301 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 1014 7 20 7 -2.4 -6.6 | 102 22 -21.2 4.5 1 1000 127 35 16 -9.2 -13.1 | 86 28 -28.0 -2.0 2 925 796 35 8 -4.6 -6.6 | 101 24 -23.4 4.6 3 850 1507 240 4 3.5 2.0 | 130 20 -15.4 13.1 4 700 3101 275 21 20.9 -1.8 | 193 10 2.1 9.3 5 500 5750 265 70 69.7 6.1 | 251 54 50.9 17.2 6 400 7450 270 82 82.0 -0.0 | 260 64 63.2 11.1 7 300 9550 280 99 97.5 -17.2 | 274 79 78.7 -6.1 8 250 10810 270 97 97.0 -0.0 | 262 79 78.2 11.1 9 225 11518 270 105 105.0 -0.0 | 263 87 86.2 11.1 10 200 12290 265 105 104.6 9.2 | 257 88 85.8 20.3 11 150 14080 255 103 99.5 26.7 | 245 89 80.7 37.8 12 100 16470 260 70 68.9 12.2 | 245 55 50.1 23.3 13 70 18510 280 31 30.5 -5.4 | 244 13 11.7 5.7 14 50 20520 270 12 12.0 -0.0 | 148 13 -6.8 11.1 15 30 23650 315 8 5.7 -5.7 | 113 14 -13.2 5.5 16 20 26190 220 12 7.7 9.2 | 151 23 -11.1 20.3 Wind Parameters Mean winds (0-6000m): 270.6 at 29.2 knts Storm direction: 300.6 at 21.9 knts Shear (0-3000m) pos: 2.3 neg: 2.6 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 84.3 deg Storm rel helicity (0-3000m) pos: 139.4 neg: -38.7 tot: 100.8 m^2/s^2 ave: 33.6 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.11 Bulk Shear: 191.71 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 34 13 90 26| 5.2 0.0 5.2| 20.7 -38.6 -17.9 -35.9 -0.26| 12.6 -3.3 1000 32 11 94 25| 2.6 4.3 6.9| 45.8 -38.7 7.2 7.2 0.04| 11.1 0.5 1500 31 9 98 24| 1.7 5.2 6.9| 80.9 -38.7 42.2 28.1 0.27| 11.0 3.0 2000 18 8 98 22| 0.5 3.9 4.4|104.2 -38.7 65.5 32.8 0.36| 9.7 3.4 2500 336 9 100 15| 1.5 3.1 4.6|123.4 -38.7 84.7 33.9 0.42| 8.9 3.7 3000 305 11 117 11| 2.3 2.6 4.9|139.4 -38.7 100.8 33.6 0.46| 8.5 4.0 4000 285 15 149 9| 2.8 2.9 5.7|181.7 -38.7 143.0 35.8 0.52| 8.7 4.5 5000 276 22 196 9| 2.2 4.2 6.4|213.0 -38.7 174.3 34.9 0.45| 8.9 4.0 6000 271 29 224 15| 1.9 4.8 6.7|239.7 -38.7 201.0 33.5 0.40| 8.8 3.5 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20251225.00.gif