UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100900.upa.cvt Date: 0000Z 9 OCT 25 Searching for RP618... Searching the city database file for: RP618 ... Date:0000Z 9 OCT 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 29 26.4 24.2 88 2.2 24.8 300 3 298.9 302.4 297.7 354.9 19.19 1 976 311 25.4 23.1 87 2.3 23.8 175 3 300.6 304.0 297.7 355.1 18.53 2 911 909 21.4 20.0 92 1.4 20.4 259 11 302.5 305.5 296.8 350.9 16.37 3 850 1503 17.6 17.5 99 0.1 17.5 245 5 304.6 307.4 296.5 349.2 14.97 4 793 2095 14.2 14.2 100 0.0 14.2 250 9 307.1 309.5 295.7 346.1 12.95 5 761 2443 12.0 12.0 100 0.0 12.0 242 7 308.3 310.5 295.2 343.6 11.66 6 700 3142 9.4 9.2 99 0.2 9.3 225 3 312.9 314.9 295.6 345.3 10.50 7 671 3492 7.8 7.3 97 0.5 7.5 182 2 314.9 316.8 295.5 344.9 9.61 8 662 3603 7.2 7.1 99 0.1 7.2 168 1 315.5 317.3 295.6 345.5 9.61 9 616 4193 3.6 3.4 99 0.2 3.5 109 3 317.9 319.4 295.1 343.1 7.96 10 500 5860 -5.5 -5.5 100 0.0 -5.5 285 5 326.3 327.3 295.1 343.2 5.09 11 442 6824 -10.1 -10.1 100 0.0 -10.1 316 7 332.2 333.0 295.7 346.0 4.02 12 400 7590 -15.3 -15.5 98 0.2 -15.4 250 7 335.1 335.7 295.6 345.1 2.86 13 376 8053 -18.9 -19.3 97 0.4 -19.0 233 9 336.3 336.8 295.3 344.2 2.21 14 344 8710 -21.9 -21.9 100 0.0 -21.9 308 4 340.9 341.3 296.2 347.9 1.93 15 300 9700 -29.3 -30.4 90 1.1 -29.5 65 13 344.1 344.3 296.2 347.9 1.02 16 282 10137 -32.7 -34.4 85 1.7 -33.0 73 18 345.3 345.5 296.3 348.2 0.73 17 256 10808 -38.3 -38.3 100 0.0 -38.3 87 25 346.8 346.9 296.4 348.9 0.55 18 250 10970 -39.7 -39.7 100 0.0 -39.7 90 27 347.0 347.1 296.4 349.0 0.49 19 241 11219 -41.9 -41.9 100 0.0 -41.9 85 27 347.4 347.5 296.4 349.0 0.40 20 208 12196 -51.1 -52.3 87 1.2 -51.1 85 29 347.9 348.0 296.3 348.5 0.15 21 200 12450 -53.3 -55.9 73 2.6 -53.4 85 29 348.4 348.4 296.4 348.8 0.10 22 192 12712 -55.5 -62.5 41 7.0 -55.6 86 31 348.9 348.9 296.4 349.1 0.04 23 177 13226 -59.5 -62.3 70 2.8 -59.6 87 34 350.6 350.6 296.8 350.8 0.05 24 150 14240 -68.9 -72.0 64 3.1 -68.9 90 40 351.4 351.4 297.0 351.5 0.02 25 139 14690 -72.9 -76.4 59 3.5 -72.9 90 45 352.1 352.1 297.1 352.1 0.01 26 118 15632 -79.5 -82.9 57 3.4 -79.5 90 52 356.8 356.8 298.1 356.8 0.00 27 112 15931 -73.7 -76.2 68 2.5 -73.7 98 45 373.0 373.0 301.1 373.1 0.01 28 100 16590 -74.9 -79.1 52 4.2 -74.9 115 31 383.0 383.0 302.8 383.0 0.01 29 94 16947 -75.9 -80.5 48 4.6 -75.9 115 31 387.9 387.9 303.5 387.9 0.01 30 79 17951 -74.3 -77.9 57 3.6 -74.3 81 40 411.0 411.0 306.6 411.0 0.01 31 70 18650 -76.3 -82.3 38 6.0 -76.3 70 29 421.2 421.2 307.9 421.2 0.01 32 67 18903 -76.5 -83.5 32 7.0 -76.5 63 27 426.0 426.0 308.4 426.1 0.01 33 50 20640 -65.5 -89.5 2 24.0 -65.8 100 31 489.1 489.1 314.1 489.1 0.00 34 40 21994 -69.5 -94.5 1 25.0 -69.7 98 31 511.3 511.3 315.7 511.3 0.00 35 30 23770 -57.7 -83.7 2 26.0 -58.9 90 52 587.3 587.3 320.0 587.4 0.01 36 23 25451 -56.7 -83.7 2 27.0 -58.3 93 58 636.7 636.7 322.2 636.8 0.02 TRP 118 15632 -79.5 -82.9 57 3.4 -79.5 90 52 356.8 356.8 298.1 356.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5761.17 m Freezing level: 570.11 mb = 4852.24 m = 15919.23 ft Wetbulb zero: 571.01 mb = 4798.68 m = 15743.51 ft Precipitable water: 2.66 inches Sfc-500 mean rel hum: 97.34 % Est. max temperature: 31.85 C = 89.33 F Sfc-Lift cond lev (LCL): 976.74 mb = 304.78 m = 999.93 ft T: 25.42 C 700-500 lapse rate: 5.48 C/km ThetaE index: 11.47 C Layer 911.0- 700.0 mb Conv cond level (CCL): 911.00 mb = 909.46 m = 2983.76 ft Mean mixing ratio: 17.85 g/kg Conv temperature: 30.04 C = 86.08 F Cap Strength: 0.87 C Lifted Index: -3.82 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.84 C Lifted Index @700 mb: -2.16 C Showalter Index: -2.27 C Risk: Severe thunderstorms possible Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 23.00 C K Index: 40.40 Risk: > 80 % chance of thunderstorms Sweat Index: 225.00 Risk: None Energy Index: -1.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1434.79 J/kg Max Up Vert Vel: 53.57 m/s Conv Inhibition (B-): 8.01 J/kg Cap Strength: 0.87 C Lift Cond Lev (LCL): 930.83 mb = 722.63 m = 2370.80 ft Lev Free Conv (LFC): 885.83 mb = 1149.44 m = 3771.07 ft Equ Level (EL): 125.83 mb = 15262.44 m = 50073.02 ft B at Equ Level: 1417.07 J/kg Max Parcel Lev (MPL): 85.83 mb = 17472.46 m = 57323.64 ft Wind level data Storm motion: 279 at 4 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 29 300 3 2.6 -1.5 | 48 1 -1.0 -0.9 1 976 305 175 3 -0.3 3.0 | 132 5 -3.9 3.6 2 910 914 260 11 10.8 1.9 | 251 8 7.2 2.5 3 850 1503 245 5 4.5 2.1 | 198 3 0.9 2.7 4 789 2134 250 9 8.5 3.1 | 233 6 4.8 3.6 5 700 3142 225 3 2.1 2.1 | 150 3 -1.5 2.7 6 657 3658 160 1 -0.3 0.9 | 111 4 -4.0 1.5 7 609 4267 100 3 -3.0 0.5 | 99 7 -6.6 1.1 8 500 5860 285 5 4.8 -1.3 | 302 1 1.2 -0.7 9 448 6706 325 7 4.0 -5.7 | 356 5 0.4 -5.2 10 400 7590 250 7 6.6 2.4 | 225 4 2.9 3.0 11 382 7925 220 11 7.1 8.4 | 201 10 3.4 9.0 12 352 8534 285 1 1.0 -0.3 | 97 3 -2.7 0.3 13 310 9449 55 17 -13.9 -9.8 | 62 20 -17.6 -9.2 14 300 9700 65 13 -11.8 -5.5 | 72 16 -15.4 -4.9 15 250 10970 90 27 -27.0 0.0 | 91 31 -30.6 0.6 16 250 10973 85 27 -26.9 -2.4 | 87 31 -30.5 -1.8 17 200 12450 85 29 -28.9 -2.5 | 87 33 -32.5 -2.0 18 150 14240 90 40 -40.0 0.0 | 91 44 -43.6 0.6 19 120 15545 90 54 -54.0 0.0 | 91 58 -57.6 0.6 20 118 15632 90 52 -52.0 0.0 | 91 56 -55.6 0.6 21 100 16590 115 31 -28.1 13.1 | 113 35 -31.7 13.7 22 97 16764 115 31 -28.1 13.1 | 113 35 -31.7 13.7 23 92 17069 115 31 -28.1 13.1 | 113 35 -31.7 13.7 24 79 17983 80 40 -39.4 -6.9 | 82 44 -43.0 -6.4 25 70 18650 70 29 -27.3 -9.9 | 73 32 -30.9 -9.4 26 64 19202 55 25 -20.5 -14.3 | 60 28 -24.1 -13.8 27 50 20640 100 31 -30.5 5.4 | 100 35 -34.2 5.9 28 42 21641 100 27 -26.6 4.7 | 100 31 -30.2 5.3 29 30 23770 90 52 -52.0 0.0 | 91 56 -55.6 0.6 30 19 25603 95 62 -61.8 5.4 | 95 66 -65.4 6.0 31 17 25908 95 62 -61.8 5.4 | 95 66 -65.4 6.0 Wind Parameters Mean winds (0-6000m): 248.8 at 4.9 knts Storm direction: 278.8 at 3.7 knts Shear (0-3000m) pos: 1.8 neg: 2.0 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 114.8 deg Storm rel helicity (0-3000m) pos: 23.9 neg: -11.9 tot: 12.0 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 1.3 10^-3/s Energy-Hel index: 0.21 Bulk Rich Number: 1029.13 Bulk Shear: 1.39 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 ------------------------------------------------------------------------------- 500 208 4 153 4| 0.0 7.0 7.0| 5.6 -1.1 4.6 9.2 0.50| 10.4 5.2 1000 248 6 216 4| 3.9 3.5 7.4| 21.4 -2.2 19.1 19.1 0.66| 10.6 7.0 1500 250 7 223 4| 2.6 2.9 5.5| 21.4 -6.1 15.2 10.2 0.40| 8.8 3.5 2000 250 7 222 4| 2.7 2.1 4.8| 23.5 -6.1 17.3 8.7 0.43| 7.4 3.1 2500 249 7 223 4| 2.1 2.0 4.2| 23.9 -9.1 14.8 5.9 0.32| 6.6 2.1 3000 248 7 219 4| 1.8 2.0 3.8| 23.9 -11.9 12.0 4.0 0.21| 6.0 1.3 4000 244 5 203 3| 1.3 2.0 3.3| 23.9 -15.7 8.2 2.1 0.09| 5.2 0.5 5000 245 5 198 3| 1.1 1.4 2.5| 23.9 -25.8 -1.9 -0.4 -0.04| 4.8 -0.2 6000 249 5 202 3| 0.9 0.7 1.6| 24.1 -30.9 -6.8 -1.1 -0.13| 4.7 -0.6 Wrote GIF file: /home/apache/climate/data/raob//RP618/skewt/RP618.skewt.20251009.00.gif