UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123100.upa.cvt Date: 0000Z 31 DEC 25 Searching for RJ412... Searching the city database file for: RJ412 ... Date:0000Z 31 DEC 25 Station: RJ412 WMO ident: 47412 Latitude: 43.05 Longitude: 141.33 ------------------------------------------------------------------------------- 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 1010 19 -4.1 -12.1 54 8.0 -6.3 280 5 268.3 268.5 266.3 272.4 1.49 1 1000 97 -4.9 -13.9 49 9.0 -7.2 260 4 268.2 268.5 265.9 271.9 1.30 2 925 702 -10.9 -15.6 68 4.7 -12.0 280 10 268.2 268.4 265.7 271.6 1.22 3 850 1345 -15.7 -22.7 55 7.0 -16.9 280 27 269.7 269.8 265.8 271.8 0.73 4 771 2072 -22.3 -27.3 64 5.0 -22.9 277 28 270.2 270.3 265.8 271.8 0.53 5 731 2461 -25.5 -32.5 52 7.0 -26.2 276 29 270.9 270.9 266.0 271.9 0.34 6 722 2551 -25.1 -37.1 32 12.0 -26.2 276 29 272.3 272.3 266.7 272.9 0.22 7 700 2776 -25.9 -37.9 32 12.0 -26.9 275 29 273.8 273.8 267.7 274.5 0.21 8 613 3721 -31.7 -47.7 19 16.0 -32.6 267 30 277.7 277.7 269.9 278.0 0.08 9 534 4675 -40.1 -52.1 27 12.0 -40.5 259 31 278.9 278.9 270.5 279.0 0.06 10 500 5120 -42.7 255 31 281.0 11 492 5229 -43.3 255 34 281.5 12 480 5396 -44.1 255 39 282.5 13 400 6620 -45.7 255 62 295.6 14 361 7298 -46.7 257 66 303.1 15 325 7995 -44.1 259 71 315.9 16 316 8183 -44.5 259 72 317.9 17 300 8530 -43.5 260 74 324.0 18 274 9145 -41.9 270 74 334.9 19 265 9373 -41.3 270 73 339.0 20 250 9770 -41.7 270 70 344.1 21 200 11280 -42.7 265 60 365.2 22 198 11348 -43.3 265 60 365.3 23 162 12682 -47.9 258 63 379.1 24 150 13190 -47.1 255 64 388.9 25 108 15349 -50.5 263 53 420.8 26 100 15850 -51.5 265 51 428.2 27 86 16819 -54.5 259 48 441.0 28 70 18140 -52.3 250 45 472.5 29 67 18423 -51.9 252 41 479.3 30 56 19579 -53.5 260 24 500.9 31 54 19815 -49.5 262 21 515.4 32 50 20320 -48.1 265 14 530.1 33 43 21303 -54.9 244 13 536.8 34 37 22271 -53.3 224 13 564.4 35 33 23016 -49.7 208 12 592.8 36 30 23640 -50.9 195 12 605.9 37 25 24822 -52.7 633.1 TRP 480 5396 -44.1 255 39 282.5 WND 274 9145 -41.9 270 74 334.9 Sounding variables and indices 1000-500 mb thick: 5023.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 42.64 % Est. max temperature: -2.89 C = 26.80 F Sfc-Lift cond lev (LCL): 889.78 mb = 997.16 m = 3271.47 ft T: -13.10 C 700-500 lapse rate: 7.17 C/km ThetaE index: 0.83 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 841.36 mb = 1421.14 m = 4662.49 ft Mean mixing ratio: 1.26 g/kg Conv temperature: -2.62 C = 27.28 F Cap Strength: 6.23 C Lifted Index: 7.79 C Risk: None Lifted Index @300 mb: 37.08 C Lifted Index @700 mb: 3.20 C Showalter Index: 7.73 C Risk: None Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 20.00 C K Index: -7.70 Risk: None Sweat Index: 85.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.49 J/kg Max Up Vert Vel: 0.99 m/s Conv Inhibition (B-): 52196.19 J/kg Cap Strength: 7.72 C Lift Cond Lev (LCL): 861.42 mb = 1243.54 m = 4079.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 21 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 1010 19 280 5 4.9 -0.9 | 122 16 -13.7 8.5 1 1000 97 260 4 3.9 0.7 | 124 18 -14.6 10.0 2 925 702 280 10 9.8 -1.7 | 131 12 -8.7 7.6 3 850 1345 280 27 26.6 -4.7 | 240 9 8.0 4.7 4 700 2776 275 29 28.9 -2.5 | 237 12 10.3 6.8 5 500 5120 255 31 29.9 8.0 | 213 21 11.4 17.4 6 480 5396 255 39 37.7 10.1 | 224 27 19.1 19.4 7 400 6620 255 62 59.9 16.0 | 238 48 41.3 25.4 8 300 8530 260 74 72.9 12.8 | 248 59 54.3 22.2 9 274 9145 270 74 74.0 -0.0 | 260 56 55.4 9.3 10 250 9770 270 70 70.0 -0.0 | 260 52 51.4 9.3 11 200 11280 265 60 59.8 5.2 | 251 44 41.2 14.6 12 150 13190 255 64 61.8 16.6 | 239 50 43.2 25.9 13 100 15850 265 51 50.8 4.4 | 247 35 32.2 13.8 14 70 18140 250 45 42.3 15.4 | 224 34 23.7 24.7 15 50 20320 265 14 13.9 1.2 | 156 12 -4.6 10.6 16 30 23640 195 12 3.1 11.6 | 144 26 -15.5 20.9 Wind Parameters Mean winds (0-6000m): 266.7 at 27.7 knts Storm direction: 296.7 at 20.8 knts Shear (0-3000m) pos: 1.8 neg: 2.5 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 111.6 deg Storm rel helicity (0-3000m) pos: 37.7 neg: -4.1 tot: 33.6 m^2/s^2 ave: 11.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 63.45 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 ------------------------------------------------------------------------------- 500 270 6 126 16| 0.0 3.3 3.3| 10.1 0.0 10.1 20.1 0.39| 6.1 2.4 1000 277 9 131 13| 5.3 1.7 7.0| 24.1 0.0 24.1 24.1 0.53| 8.4 4.5 1500 279 14 147 9| 3.5 4.1 7.7| 37.7 -0.1 37.6 25.0 0.64| 8.7 5.6 2000 279 18 169 7| 2.6 3.3 5.9| 37.7 -0.6 37.0 18.5 0.61| 6.8 4.2 2500 278 20 189 7| 2.1 2.8 4.9| 37.7 -1.3 36.3 14.5 0.58| 5.7 3.3 3000 277 21 201 7| 1.8 2.5 4.2| 37.7 -4.1 33.6 11.2 0.52| 5.0 2.6 4000 275 23 213 9| 1.3 2.1 3.4| 37.7 -15.0 22.6 5.7 0.37| 4.3 1.6 5000 271 25 215 11| 1.1 1.9 3.0| 37.7 -28.8 8.8 1.8 0.25| 3.9 1.0 6000 267 28 220 14| 0.9 3.3 4.1|109.7 -30.4 79.4 13.2 0.32| 5.0 1.6 Wrote GIF file: /home/apache/climate/data/raob//RJ412/skewt/RJ412.skewt.20251231.00.gif