UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for RJCS... Searching the city database file for: RJCS ... Date:1200Z 2 DEC 25 Station: RJCS WMO ident: 47418 Latitude: 42.98 Longitude: 144.40 Elevation: 37.00 ------------------------------------------------------------------------------- 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 1004 37 8.6 6.5 87 2.1 7.5 140 20 281.4 282.5 280.5 298.1 6.05 1 1000 54 8.4 6.1 85 2.3 7.2 155 19 281.5 282.6 280.4 297.8 5.91 2 925 694 4.2 3.9 98 0.3 4.1 175 45 283.6 284.5 280.8 298.9 5.47 3 850 1375 -0.3 -0.3 100 0.0 -0.3 210 49 285.8 286.6 280.6 298.3 4.40 4 700 2906 -8.9 -9.6 95 0.7 -9.1 225 62 292.6 293.1 281.5 300.5 2.63 5 672 3220 -11.1 -12.2 92 1.1 -11.5 227 63 293.6 294.0 281.5 300.3 2.23 6 593 4164 -18.3 -20.5 83 2.2 -18.8 232 66 295.9 296.2 281.3 299.9 1.26 7 500 5410 -28.3 -31.0 78 2.7 -28.6 240 70 298.5 298.6 281.5 300.4 0.58 8 497 5453 -28.5 -30.9 80 2.4 -28.8 240 70 298.8 298.9 281.6 300.7 0.58 9 414 6735 -38.1 -41.7 69 3.6 -38.4 236 84 302.5 302.5 282.7 303.3 0.24 10 401 6953 -40.1 -44.2 65 4.1 -40.4 235 87 302.7 302.7 282.7 303.3 0.19 11 400 6970 -40.3 235 87 302.6 12 322 8413 -51.9 227 93 305.9 13 300 8870 -53.9 225 95 309.4 14 250 10030 -58.7 235 99 318.8 15 249 10055 -58.7 235 99 319.2 16 232 10503 -57.3 235 105 327.7 17 200 11450 -54.5 245 103 346.5 18 171 12456 -53.5 364.0 TRP 249 10055 -58.7 235 99 319.2 WND 232 10503 -57.3 235 105 327.7 Sounding variables and indices 1000-500 mb thick: 5356.00 m Freezing level: 855.00 mb = 1329.60 m = 4362.15 ft Wetbulb zero: 855.66 mb = 1321.52 m = 4335.66 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 90.57 % Est. max temperature: 12.89 C = 55.19 F Sfc-Lift cond lev (LCL): 972.37 mb = 283.99 m = 931.71 ft T: 6.89 C 700-500 lapse rate: 7.75 C/km ThetaE index: 0.54 C Layer 850.0- 700.0 mb Conv cond level (CCL): 926.46 mb = 681.01 m = 2234.26 ft Mean mixing ratio: 5.62 g/kg Conv temperature: 10.74 C = 51.33 F Cap Strength: 1.48 C Lifted Index: 1.80 C Risk: Showers probable Lifted Index @300 mb: 7.84 C Lifted Index @700 mb: 1.45 C Showalter Index: 1.86 C Risk: Showers probable Total Totals Index: 56.00 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.00 C Cross Totals Index: 28.00 C K Index: 27.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 395.50 Risk: Showers and thunderstorms possible Energy Index: 0.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.72 J/kg Max Up Vert Vel: 4.18 m/s Conv Inhibition (B-): 4.86 J/kg Cap Strength: 1.74 C Lift Cond Lev (LCL): 936.76 mb = 590.28 m = 1936.60 ft Lev Free Conv (LFC): 851.76 mb = 1358.33 m = 4456.42 ft Equ Level (EL): 841.76 mb = 1451.81 m = 4763.09 ft B at Equ Level: 8.69 J/kg Max Parcel Lev (MPL): 761.76 mb = 2239.27 m = 7346.59 ft Wind level data Storm motion: 254 at 44 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 1004 37 140 20 -12.9 15.3 | 93 55 -55.0 3.2 1 1000 54 155 19 -8.0 17.2 | 96 50 -50.2 5.1 2 925 694 175 45 -3.9 44.8 | 125 56 -46.1 32.7 3 850 1375 210 49 24.5 42.4 | 150 35 -17.7 30.3 4 700 2906 225 62 43.8 43.8 | 183 32 1.7 31.7 5 500 5410 240 70 60.6 35.0 | 219 29 18.5 22.9 6 400 6970 235 87 71.3 49.9 | 218 48 29.1 37.8 7 300 8870 225 95 67.2 67.2 | 204 60 25.0 55.0 8 250 10030 235 99 81.1 56.8 | 221 59 38.9 44.6 9 249 10055 235 99 81.1 56.8 | 221 59 38.9 44.6 10 232 10503 235 105 86.0 60.2 | 222 65 43.9 48.1 11 200 11450 245 103 93.3 43.5 | 238 60 51.2 31.4 Wind Parameters Mean winds (0-6000m): 223.9 at 58.5 knts Storm direction: 253.9 at 43.9 knts Shear (0-3000m) pos: 11.0 neg: 0.0 tot: 11.0 10-3/s Storm rel Dir Shear (0-3000m): 91.4 deg Storm rel helicity (0-3000m) pos: 843.8 neg: 0.0 tot: 843.8 m^2/s^2 ave: 281.3 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 13.8 stream: 12.0 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.03 Bulk Shear: 336.85 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 ------------------------------------------------------------------------------- 500 164 28 107 52| 24.2 0.0 24.2|323.9 0.0 323.9 647.9 0.94| 25.2 23.6 1000 175 36 118 51| 19.7 0.0 19.7|567.6 0.0 567.6 567.6 0.88| 23.5 20.7 1500 187 40 127 47| 16.5 0.0 16.5|685.7 0.0 685.7 457.1 0.83| 21.3 17.7 2000 195 43 134 43| 13.8 0.0 13.8|739.7 0.0 739.7 369.8 0.84| 17.6 14.8 2500 202 46 141 40| 12.2 0.0 12.2|794.7 0.0 794.7 317.9 0.85| 15.4 13.1 3000 207 49 147 37| 11.0 0.0 11.0|843.8 0.0 843.8 281.3 0.86| 13.8 12.0 4000 214 52 157 34| 8.9 0.0 8.9|902.7 0.0 902.7 225.7 0.87| 11.3 9.9 5000 219 56 168 32| 7.6 0.0 7.6|962.8 0.0 962.8 192.6 0.88| 9.9 8.7 6000 224 58 177 30| 6.6 0.5 7.1|986.0 -1.0 985.0 164.2 0.83| 9.1 7.5 Wrote GIF file: /home/apache/climate/data/raob//RJCS/skewt/RJCS.skewt.20251202.12.gif