UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122012.upa.cvt Date: 1200Z 20 DEC 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:1200Z 20 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 1017 7 20.4 19.0 92 1.4 19.5 350 2 292.1 294.6 292.0 331.0 13.72 1 1000 157 21.2 15.2 69 6.0 17.3 220 2 294.4 296.3 290.5 325.6 10.92 2 925 830 17.8 12.8 73 5.0 14.6 300 6 297.5 299.3 290.8 326.8 10.09 3 850 1547 13.4 10.0 80 3.4 11.3 175 2 300.2 301.8 290.9 327.0 9.11 4 835 1697 12.0 9.8 86 2.2 10.7 185 3 300.2 301.9 290.9 327.2 9.15 5 777 2298 8.8 6.6 86 2.2 7.5 226 5 303.0 304.5 290.7 326.6 7.89 6 728 2837 7.4 2.7 72 4.7 4.8 263 7 307.2 308.4 290.8 326.8 6.40 7 700 3160 5.8 0.8 70 5.0 3.1 285 8 308.9 310.0 290.8 326.8 5.80 8 634 3962 1.6 -7.4 51 9.0 -2.4 266 16 313.0 313.7 290.0 324.0 3.46 9 588 4562 -3.1 -10.1 58 7.0 -6.0 251 22 314.3 314.9 290.0 324.1 3.02 10 568 4835 -5.1 -6.8 88 1.7 -5.8 245 25 315.1 315.9 291.2 328.1 4.05 11 549 5101 -5.5 -6.2 95 0.7 -5.8 238 27 317.7 318.6 292.2 331.9 4.39 12 500 5830 -8.1 -8.4 98 0.3 -8.2 220 35 323.2 324.0 293.4 336.6 4.06 13 463 6426 -11.1 -12.0 93 0.9 -11.5 222 44 326.6 327.3 293.7 337.7 3.29 14 400 7540 -17.7 -19.7 84 2.0 -18.3 225 60 332.0 332.4 294.1 339.0 2.01 15 384 7843 -20.1 -22.1 84 2.0 -20.7 226 63 332.7 333.1 294.0 338.7 1.70 16 336 8817 -27.7 -30.2 79 2.5 -28.2 228 71 335.3 335.5 294.0 338.7 0.92 17 331 8924 -29.1 -33.4 66 4.3 -29.8 228 72 334.8 335.0 293.7 337.4 0.69 18 324 9076 -30.3 -41.3 33 11.0 -31.6 229 73 335.2 335.3 293.4 336.4 0.32 19 314 9298 -31.3 -42.3 33 11.0 -32.6 229 75 336.8 336.9 293.8 338.0 0.29 20 312 9343 -31.7 -42.7 33 11.0 -33.0 229 76 336.9 337.0 293.8 338.0 0.28 21 300 9620 -32.1 -45.1 26 13.0 -33.5 230 78 340.1 340.2 294.6 341.0 0.23 22 251 10863 -40.1 -52.1 27 12.0 -40.9 240 86 346.1 346.1 295.8 346.6 0.12 23 250 10890 -40.5 240 86 345.9 24 200 12360 -53.9 230 93 347.4 25 195 12523 -54.7 230 95 348.7 26 182 12964 -56.7 233 94 352.4 27 150 14160 -68.5 240 91 352.1 28 126 15193 -74.9 249 81 358.5 29 107 16141 -76.7 257 72 372.3 30 100 16530 -78.7 260 68 375.7 31 95 16820 -79.3 260 62 380.0 32 89 17192 -74.7 250 56 396.4 33 70 18570 -77.9 215 35 417.7 34 66 18906 -78.5 423.5 TRP 95 16820 -79.3 260 62 380.0 WND 195 12523 -54.7 230 95 348.7 Sounding variables and indices 1000-500 mb thick: 5673.00 m Freezing level: 618.34 mb = 4166.40 m = 13669.12 ft Wetbulb zero: 662.94 mb = 3600.49 m = 11812.50 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 75.62 % Est. max temperature: 27.86 C = 82.15 F Sfc-Lift cond lev (LCL): 996.57 mb = 186.67 m = 612.41 ft T: 21.05 C 700-500 lapse rate: 5.21 C/km ThetaE index: 5.37 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 837.81 mb = 1668.57 m = 5474.24 ft Mean mixing ratio: 10.76 g/kg Conv temperature: 28.53 C = 83.36 F Cap Strength: 2.93 C Lifted Index: 4.77 C Risk: None Lifted Index @300 mb: 10.36 C Lifted Index @700 mb: 2.73 C Showalter Index: 4.60 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 18.10 C K Index: 26.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 159.00 Risk: None Energy Index: 1.81 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.01 J/kg Max Up Vert Vel: 4.90 m/s Conv Inhibition (B-): 9185.73 J/kg Cap Strength: 4.52 C Lift Cond Lev (LCL): 895.47 mb = 1105.16 m = 3625.79 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 266 at 10 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 1017 7 350 2 0.3 -2.0 | 74 10 -9.5 -2.7 1 1000 157 220 2 1.3 1.5 | 95 9 -8.6 0.8 2 925 830 300 6 5.2 -3.0 | 51 6 -4.7 -3.7 3 850 1547 175 2 -0.2 2.0 | 97 10 -10.0 1.2 4 700 3160 285 8 7.7 -2.1 | 37 4 -2.1 -2.8 5 500 5830 220 35 22.5 26.8 | 206 29 12.6 26.1 6 400 7540 225 60 42.4 42.4 | 218 53 32.6 41.7 7 300 9620 230 78 59.8 50.1 | 225 70 49.9 49.4 8 250 10890 240 86 74.5 43.0 | 237 77 64.6 42.3 9 200 12360 230 93 71.2 59.8 | 226 85 61.4 59.0 10 195 12523 230 95 72.8 61.1 | 226 87 62.9 60.3 11 150 14160 240 91 78.8 45.5 | 237 82 68.9 44.8 12 100 16530 260 68 67.0 11.8 | 259 58 57.1 11.1 13 95 16820 260 62 61.1 10.8 | 259 52 51.2 10.0 14 70 18570 215 35 20.1 28.7 | 200 30 10.2 27.9 Wind Parameters Mean winds (0-6000m): 235.7 at 13.2 knts Storm direction: 265.7 at 9.9 knts Shear (0-3000m) pos: 1.5 neg: 0.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -12.5 deg Storm rel helicity (0-3000m) pos: 19.0 neg: -10.9 tot: 8.1 m^2/s^2 ave: 2.7 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.81 Bulk Shear: 14.89 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 ------------------------------------------------------------------------------- 500 252 3 91 7| 0.0 4.6 4.6| 7.3 -1.5 5.9 11.7 0.36| 7.0 2.5 1000 284 4 74 6| 0.6 2.3 2.9| 10.8 -6.2 4.6 4.6 0.13| 6.8 0.9 1500 281 4 76 6| 0.4 1.7 2.1| 14.0 -8.2 5.7 3.8 0.15| 6.6 1.0 2000 266 4 85 6| 0.7 1.3 1.9| 17.6 -8.3 9.4 4.7 0.21| 5.5 1.1 2500 258 4 91 6| 1.2 1.0 2.2| 19.0 -8.4 10.7 4.3 0.20| 5.1 1.0 3000 269 4 83 6| 1.5 0.8 2.4| 19.0 -10.9 8.1 2.7 0.07| 5.0 0.4 4000 273 6 74 4| 1.7 1.1 2.8| 19.0 -18.9 0.1 0.0 -0.17| 5.2 -0.9 5000 256 9 148 2| 1.3 2.3 3.6| 19.0 -43.1 -24.1 -4.8 -0.26| 5.5 -1.4 6000 236 13 189 7| 1.1 3.1 4.2| 24.2 -94.1 -69.9 -11.7 -0.31| 6.0 -1.8 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20251220.12.gif