UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for ROIG... Searching the city database file for: ROIG ... Date:1200Z 19 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 22.6 18.0 75 4.6 19.5 120 9 294.3 296.6 292.0 331.1 12.87 1 1000 155 21.4 17.8 80 3.6 19.0 130 14 294.5 296.9 292.2 331.5 12.93 2 948 617 17.4 14.5 83 2.9 15.5 137 11 295.0 297.0 290.7 326.6 11.01 3 925 827 16.6 10.6 68 6.0 13.0 140 10 296.3 297.9 289.2 321.5 8.70 4 912 947 16.0 10.0 68 6.0 12.4 149 10 296.9 298.4 289.2 321.5 8.48 5 855 1494 13.2 10.6 84 2.6 11.6 191 10 299.5 301.2 290.9 327.1 9.43 6 850 1543 13.0 10.6 85 2.4 11.5 195 10 299.8 301.5 291.0 327.6 9.48 7 710 3043 5.4 4.6 95 0.8 4.9 218 8 307.2 308.6 291.7 330.1 7.51 8 700 3159 4.8 3.8 93 1.0 4.2 220 8 307.8 309.1 291.6 329.8 7.20 9 517 5571 -7.7 -9.4 88 1.7 -8.4 247 32 320.6 321.3 292.4 332.5 3.63 10 500 5830 -9.5 -10.8 90 1.3 -10.1 250 35 321.5 322.1 292.4 332.6 3.36 11 412 7299 -16.9 -18.8 85 1.9 -17.5 233 53 330.2 330.6 293.7 337.6 2.10 12 400 7520 -18.5 -20.6 83 2.1 -19.1 230 56 330.9 331.3 293.7 337.5 1.86 13 318 9190 -31.3 -34.2 76 2.9 -31.7 234 70 335.6 335.8 293.9 338.1 0.66 14 300 9600 -34.5 -37.0 78 2.5 -34.8 235 74 336.7 336.9 294.0 338.8 0.53 15 298 9647 -34.9 -37.6 76 2.7 -35.3 235 74 336.8 336.9 294.0 338.8 0.50 16 294 9742 -33.9 -40.9 49 7.0 -34.7 236 75 339.6 339.6 294.6 341.0 0.36 17 254 10761 -40.1 -51.1 30 11.0 -40.8 244 85 344.9 344.9 295.6 345.4 0.14 18 250 10870 -41.1 245 86 345.0 19 200 12340 -53.1 235 99 348.7 20 195 12502 -54.3 235 101 349.3 21 165 13551 -62.3 241 98 353.0 22 150 14130 -67.9 245 97 353.1 23 143 14415 -70.1 249 93 354.1 24 125 15213 -69.7 258 80 368.8 25 106 16176 -76.9 271 65 372.9 26 100 16510 -77.3 275 60 378.4 27 90 17109 -79.9 260 62 384.8 28 73 18299 -77.5 256 30 413.6 29 70 18540 -75.1 255 23 423.7 30 64 19065 -71.3 443.1 31 55 19962 -70.7 464.1 TRP 90 17109 -79.9 260 62 384.8 WND 195 12502 -54.3 235 101 349.3 Sounding variables and indices 1000-500 mb thick: 5675.00 m Freezing level: 629.73 mb = 4085.17 m = 13402.62 ft Wetbulb zero: 638.71 mb = 3888.24 m = 12756.53 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 86.97 % Est. max temperature: 27.20 C = 80.97 F Sfc-Lift cond lev (LCL): 950.67 mb = 592.19 m = 1942.87 ft T: 17.61 C 700-500 lapse rate: 5.35 C/km ThetaE index: 10.01 C Layer 948.0- 912.0 mb Conv cond level (CCL): 859.90 mb = 1445.29 m = 4741.70 ft Mean mixing ratio: 11.34 g/kg Conv temperature: 27.54 C = 81.57 F Cap Strength: 2.94 C Lifted Index: 2.87 C Risk: None Lifted Index @300 mb: 7.32 C Lifted Index @700 mb: 1.32 C Showalter Index: 2.90 C Risk: Showers probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 20.10 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 182.20 Risk: None Energy Index: 0.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.62 J/kg Max Up Vert Vel: 3.90 m/s Conv Inhibition (B-): 10922.75 J/kg Cap Strength: 2.95 C Lift Cond Lev (LCL): 913.64 mb = 932.16 m = 3058.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 12 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 7 120 9 -7.8 4.5 | 95 20 -19.5 1.9 1 1000 155 130 14 -10.7 9.0 | 106 23 -22.5 6.4 2 925 827 140 10 -6.4 7.7 | 105 19 -18.2 5.0 3 850 1543 195 10 2.6 9.7 | 127 12 -9.1 7.0 4 700 3159 220 8 5.1 6.1 | 118 7 -6.6 3.5 5 500 5830 250 35 32.9 12.0 | 246 23 21.2 9.3 6 400 7520 230 56 42.9 36.0 | 223 46 31.2 33.3 7 300 9600 235 74 60.6 42.4 | 231 63 48.9 39.8 8 250 10870 245 86 77.9 36.3 | 243 74 66.2 33.7 9 200 12340 235 99 81.1 56.8 | 232 88 69.4 54.1 10 195 12502 235 101 82.7 57.9 | 232 90 71.0 55.3 11 150 14130 245 97 87.9 41.0 | 243 85 76.2 38.3 12 100 16510 275 60 59.8 -5.2 | 279 49 48.0 -7.9 13 90 17109 260 62 61.1 10.8 | 261 50 49.3 8.1 14 70 18540 255 23 22.2 6.0 | 253 11 10.5 3.3 Wind Parameters Mean winds (0-6000m): 227.3 at 16.0 knts Storm direction: 257.3 at 12.0 knts Shear (0-3000m) pos: 2.2 neg: 0.0 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 24.3 deg Storm rel helicity (0-3000m) pos: 47.8 neg: -3.9 tot: 43.9 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 3.9 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 60.84 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 ------------------------------------------------------------------------------- 500 131 13 105 22| 4.1 0.0 4.1| 22.7 -0.0 22.7 45.3 0.55| 7.5 4.1 1000 135 12 106 21| 2.9 0.0 2.9| 31.6 -1.1 30.5 30.5 0.48| 6.0 2.9 1500 146 11 110 19| 3.9 0.0 3.9| 47.2 -1.1 46.1 30.8 0.52| 6.3 3.3 2000 157 11 115 17| 3.1 0.0 3.1| 47.8 -1.5 46.3 23.1 0.48| 5.2 2.5 2500 166 10 118 16| 2.6 0.0 2.6| 47.8 -2.5 45.3 18.1 0.43| 4.4 1.9 3000 174 10 120 15| 2.2 0.0 2.2| 47.8 -3.9 43.9 14.6 0.37| 3.9 1.5 4000 189 10 127 13| 2.7 0.0 2.7| 63.7 -4.2 59.4 14.9 0.53| 4.1 2.2 5000 209 13 147 10| 3.3 0.0 3.3| 87.9 -4.2 83.7 16.7 0.58| 4.4 2.6 6000 227 16 180 8| 3.7 0.0 3.7|117.7 -10.6 107.1 17.9 0.54| 4.7 2.6 Wrote GIF file: /home/apache/climate/data/raob//ROIG/skewt/ROIG.skewt.20251219.12.gif