UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for RP618... Searching the city database file for: RP618 ... Date:1200Z 25 APR 25 Station: RP618 WMO ident: 98618 Latitude: 9.75 Longitude: 118.73 ------------------------------------------------------------------------------- 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 1008 23 29.6 25.1 77 4.5 26.2 360 5 302.1 305.8 299.1 362.2 20.29 1 976 308 27.2 23.9 82 3.3 24.7 2 5 302.4 306.0 298.7 360.2 19.48 2 912 901 22.8 20.8 88 2.0 21.3 6 5 303.9 307.0 297.7 355.0 17.20 3 850 1508 19.0 17.9 93 1.1 18.2 10 5 306.0 308.9 297.1 352.1 15.36 4 793 2103 15.6 13.3 86 2.3 14.1 31 8 308.6 310.8 295.6 345.5 12.20 5 779 2254 14.4 12.6 89 1.8 13.2 37 9 308.8 311.1 295.5 344.8 11.86 6 756 2508 14.4 8.4 67 6.0 10.6 46 10 311.5 313.2 294.3 339.8 9.19 7 747 2609 14.0 8.0 67 6.0 10.3 50 10 312.1 313.9 294.3 340.1 9.05 8 700 3156 10.6 4.6 66 6.0 7.1 70 13 314.2 315.7 293.9 338.0 7.62 9 664 3594 7.4 4.6 82 2.8 5.8 72 14 315.4 317.0 294.4 340.6 8.04 10 641 3884 6.2 -0.8 61 7.0 2.4 73 15 317.2 318.3 293.1 335.2 5.64 11 623 4118 4.6 0.7 76 3.9 2.4 73 16 318.0 319.3 294.0 338.6 6.48 12 617 4197 4.4 -5.6 48 10.0 -0.4 74 16 318.7 319.4 292.2 331.9 4.08 13 605 4357 3.2 -8.8 41 12.0 -2.2 74 16 319.1 319.7 291.6 329.7 3.25 14 582 4670 0.8 0.1 95 0.7 0.4 75 17 319.8 321.1 294.6 341.1 6.64 15 544 5212 -1.5 -6.5 69 5.0 -3.9 77 19 323.3 324.2 293.7 337.6 4.32 16 519 5585 -4.3 -4.8 96 0.5 -4.6 79 20 324.3 325.3 294.6 341.3 5.17 17 500 5880 -4.3 -17.3 36 13.0 -9.1 80 21 327.8 328.2 293.0 334.6 1.97 18 416 7303 -13.1 -24.1 39 11.0 -16.3 88 23 334.2 334.5 294.0 338.9 1.31 19 400 7600 -14.7 -34.7 16 20.0 -19.0 90 23 335.9 336.0 293.8 337.8 0.50 20 385 7889 -15.9 -37.9 13 22.0 -20.1 338.0 338.1 294.2 339.5 0.38 21 373 8126 -17.9 -23.9 59 6.0 -19.6 338.4 338.7 295.3 343.8 1.49 22 353 8537 -19.9 -43.9 10 24.0 -23.6 341.1 341.1 294.8 342.0 0.22 23 328 9078 -23.7 -28.7 63 5.0 -24.9 343.1 343.3 296.0 347.2 1.09 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.91 m Freezing level: 568.78 mb = 4858.53 m = 15939.88 ft Wetbulb zero: 617.94 mb = 4184.32 m = 13727.92 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 77.59 % Est. max temperature: 33.31 C = 91.95 F Sfc-Lift cond lev (LCL): 945.00 mb = 590.10 m = 1936.01 ft T: 25.11 C 700-500 lapse rate: 5.47 C/km ThetaE index: 22.37 C Layer 976.0- 747.0 mb Conv cond level (CCL): 897.71 mb = 1037.10 m = 3402.52 ft Mean mixing ratio: 18.76 g/kg Conv temperature: 31.89 C = 89.41 F Cap Strength: 0.82 C Lifted Index: -4.26 C Risk: Severe thunderstorms probable Lifted Index @700 mb: -2.25 C Showalter Index: -2.09 C Risk: Severe thunderstorms possible Total Totals Index: 45.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.30 C Cross Totals Index: 22.20 C K Index: 35.20 Risk: > 80 % chance of thunderstorms Sweat Index: 245.80 Risk: None Energy Index: -3.43 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1051.87 J/kg Max Up Vert Vel: 45.87 m/s Conv Inhibition (B-): 7.53 J/kg Cap Strength: 0.82 C Lift Cond Lev (LCL): 916.92 mb = 853.89 m = 2801.45 ft Lev Free Conv (LFC): 881.92 mb = 1190.13 m = 3904.57 ft Wind level data Storm motion: 96 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 1008 23 360 5 -0.0 -5.0 | 304 11 9.0 -6.0 1 850 1508 10 5 -0.9 -4.9 | 306 10 8.1 -5.9 2 700 3156 70 13 -12.2 -4.4 | 31 6 -3.2 -5.4 3 500 5880 80 21 -20.7 -3.6 | 68 13 -11.7 -4.6 4 400 7600 90 23 -23.0 0.0 | 86 14 -14.0 -1.0 Wind Parameters Mean winds (0-6000m): 66.3 at 12.1 knts Storm direction: 96.3 at 9.1 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 76.0 deg Storm rel helicity (0-3000m) pos: 24.8 neg: 0.0 tot: 24.8 m^2/s^2 ave: 8.3 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 2.1 stream: 1.9 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 66.41 Bulk Shear: 15.84 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 1 5 304 11| 0.3 0.0 0.3| 0.4 0.0 0.4 0.9 0.54| 0.3 0.2 1000 3 5 304 11| 0.3 0.0 0.3| 0.8 0.0 0.8 0.8 0.52| 0.3 0.2 1500 5 5 305 10| 0.3 0.0 0.3| 1.4 0.0 1.4 1.0 0.55| 0.3 0.2 2000 10 5 308 10| 1.0 0.0 1.0| 9.3 0.0 9.3 4.6 0.87| 1.1 0.9 2500 20 6 313 10| 1.5 0.0 1.5| 17.1 0.0 17.1 6.8 0.90| 1.6 1.4 3000 33 7 322 9| 1.9 0.0 1.9| 24.8 0.0 24.8 8.3 0.92| 2.1 1.9 4000 50 9 340 7| 1.9 0.0 1.9| 30.8 0.0 30.8 7.7 0.90| 2.1 1.8 5000 60 10 359 6| 1.9 0.0 1.9| 35.8 0.0 35.8 7.2 0.86| 2.0 1.7 6000 66 12 19 6| 1.8 0.0 1.8| 41.9 0.0 41.9 7.0 0.83| 1.9 1.6 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20250425.12.gif