UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for JPBN... Searching the city database file for: JPBN ... Date:1200Z 5 DEC 25 Station: JPBN WMO ident: 99999 Latitude: 28.20 Longitude: 146.10 ------------------------------------------------------------------------------- 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 9 21.2 11.2 53 10.0 15.1 325 9 292.9 294.4 287.6 316.5 8.23 1 1000 154 19.6 9.6 52 10.0 13.7 330 6 292.8 294.1 286.8 314.3 7.52 2 925 818 13.2 8.2 72 5.0 10.3 325 13 292.8 294.1 286.8 314.0 7.39 3 860 1426 7.4 5.8 90 1.6 6.5 316 15 292.9 294.1 286.1 312.3 6.73 4 850 1522 7.0 4.0 81 3.0 5.4 315 15 293.5 294.6 285.6 310.9 6.00 5 819 1827 5.8 2.4 79 3.4 4.1 300 21 295.3 296.3 285.9 311.6 5.56 6 798 2041 6.6 -0.4 61 7.0 3.2 289 24 298.4 299.2 286.1 312.3 4.66 7 782 2207 6.2 4.8 91 1.4 5.4 281 27 299.7 301.0 288.8 320.1 6.91 8 761 2431 7.2 7.1 99 0.1 7.2 269 32 303.1 304.7 291.2 328.0 8.35 9 700 3117 5.2 5.2 100 0.0 5.2 235 44 308.2 309.7 292.4 332.5 7.95 10 673 3437 4.0 4.0 100 0.0 4.0 237 47 310.4 311.8 292.7 333.8 7.60 11 648 3744 2.2 2.2 100 0.0 2.2 240 51 311.7 313.0 292.6 333.3 6.94 12 635 3908 2.0 -1.8 76 3.8 0.1 241 52 313.3 314.3 291.7 330.0 5.28 13 500 5810 -5.3 -38.3 5 33.0 -12.4 255 73 326.6 326.6 291.0 327.6 0.28 14 400 7520 -17.3 -36.3 17 19.0 -20.9 255 75 332.5 332.6 292.8 334.1 0.43 15 300 9610 -32.7 -55.7 8 23.0 -34.4 260 86 339.3 339.3 294.2 339.6 0.07 16 250 10870 -41.1 265 101 345.0 17 200 12350 -52.1 265 103 350.3 18 166 13536 -61.0 270 113 354.5 19 150 14160 -65.9 270 108 356.6 20 118 15592 -73.3 280 81 368.3 21 100 16560 -73.9 260 56 384.9 22 83 17635 -77.7 252 43 398.3 23 74 18289 -78.3 247 36 410.3 24 71 18528 -74.3 246 33 423.7 25 70 18610 -75.1 245 32 423.7 26 65 19039 -76.7 222 27 429.3 27 57 19810 -69.9 181 17 461.2 28 53 20242 -71.7 158 12 466.7 29 50 20590 -67.5 140 8 484.4 30 40 21950 -61.5 133 6 531.4 31 31 23518 -63.7 126 3 565.7 32 30 23720 -62.1 125 3 575.3 33 26 24608 -60.7 603.4 34 24 25112 -55.3 633.0 TRP 118 15592 -73.3 280 81 368.3 WND 166 13536 -61.0 270 113 354.5 Sounding variables and indices 1000-500 mb thick: 5656.00 m Freezing level: 598.01 mb = 4428.75 m = 14529.84 ft Wetbulb zero: 634.15 mb = 3918.16 m = 12854.69 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 69.09 % Est. max temperature: 21.18 C = 70.12 F Sfc-Lift cond lev (LCL): 877.00 mb = 1262.31 m = 4141.40 ft T: 8.96 C 700-500 lapse rate: 3.90 C/km ThetaE index: 5.65 C Layer 1000.0- 819.0 mb Conv cond level (CCL): 858.75 mb = 1437.55 m = 4716.30 ft Mean mixing ratio: 7.51 g/kg Conv temperature: 21.25 C = 70.25 F Cap Strength: 8.84 C Lifted Index: 14.37 C Risk: None Lifted Index @300 mb: 18.02 C Lifted Index @700 mb: 7.23 C Showalter Index: 16.48 C Risk: None Total Totals Index: 21.60 C Risk: None Vertical Totals Index: 12.30 C Cross Totals Index: 9.30 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 151.00 Risk: None Energy Index: 3.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.31 J/kg Max Up Vert Vel: 0.78 m/s Conv Inhibition (B-): 31798.25 J/kg Cap Strength: 14.27 C Lift Cond Lev (LCL): 861.23 mb = 1413.61 m = 4637.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 283 at 30 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 9 325 9 5.2 -7.4 | 89 24 -23.9 -0.6 1 1000 154 330 6 3.0 -5.2 | 94 26 -26.1 1.6 2 925 818 325 13 7.5 -10.6 | 80 22 -21.6 -3.8 3 850 1522 315 15 10.6 -10.6 | 78 19 -18.4 -3.8 4 700 3117 235 44 36.0 25.2 | 192 33 7.0 32.0 5 500 5810 255 73 70.5 18.9 | 238 49 41.5 25.7 6 400 7520 255 75 72.4 19.4 | 239 51 43.4 26.2 7 300 9610 260 86 84.7 14.9 | 249 60 55.6 21.7 8 250 10870 265 101 100.6 8.8 | 258 73 71.6 15.6 9 200 12350 265 103 102.6 9.0 | 258 75 73.6 15.8 10 166 13536 270 113 113.0 -0.0 | 265 84 83.9 6.8 11 150 14160 270 108 108.0 -0.0 | 265 79 78.9 6.8 12 118 15592 280 81 79.8 -14.1 | 278 51 50.7 -7.3 13 100 16560 260 56 55.1 9.7 | 238 31 26.1 16.5 14 70 18610 245 32 29.0 13.5 | 180 20 -0.1 20.3 15 50 20590 140 8 -5.1 6.1 | 111 37 -34.2 12.9 16 30 23720 125 3 -2.5 1.7 | 105 33 -31.5 8.5 Wind Parameters Mean winds (0-6000m): 253.2 at 39.8 knts Storm direction: 283.2 at 29.8 knts Shear (0-3000m) pos: 0.1 neg: 7.3 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 106.6 deg Storm rel helicity (0-3000m) pos: 21.8 neg: -59.4 tot: -37.6 m^2/s^2 ave: -12.5 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.00 Bulk Shear: 195.95 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 ------------------------------------------------------------------------------- 500 328 8 91 25| 0.9 0.0 0.9| 11.0 -16.7 -5.7 -11.3 -0.15| 5.8 -0.9 1000 326 10 87 24| 0.4 2.0 2.5| 11.0 -34.1 -23.1 -23.1 -0.38| 5.0 -1.9 1500 323 11 84 22| 0.3 2.0 2.3| 11.0 -36.0 -25.0 -16.6 -0.34| 4.1 -1.4 2000 315 13 82 20| 0.2 4.4 4.6| 12.1 -42.0 -29.9 -15.0 -0.21| 6.2 -1.3 2500 299 16 86 15| 0.2 6.1 6.3| 21.4 -42.0 -20.6 -8.3 0.10| 8.2 0.8 3000 277 20 115 10| 0.1 7.3 7.5| 21.8 -59.4 -37.6 -12.5 0.02| 10.1 0.2 4000 257 27 167 13| 0.8 6.3 7.1|115.5 -70.9 44.6 11.2 0.13| 9.5 1.3 5000 253 33 189 17| 2.0 5.1 7.1|239.6 -70.9 168.7 33.7 0.25| 9.0 2.2 6000 253 40 206 20| 2.6 4.2 6.9|357.2 -70.9 286.3 47.7 0.32| 8.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//JPBN/skewt/JPBN.skewt.20251205.12.gif