ZCZC NE99 182300 UTC AUG 26 WEATHER BULLETIN ISSUED BY NORWEGIAN METEOROLOGICAL INSTITUTE SYNOPTIC SITUATION TODAY AT 18 UTC: LOW 998 HPA 59 N 12 W MOV SE EXP 1001 HPA 55 N 06 W BY WED 18 UTC. HIGH 1023 HPA 79 N 51 E MOV NE WED 18 UTC. FORECAST VALID NEXT 24 HOURS: EAST-TAMPEN N 6. ROUGH. RAIN MOD. STOREGGA N 5. MOD OR ROUGH. RAIN MOD. FROEYA BANK VRB 4. MOD OCNL ROUGH. RAIN MOD. STOREGGA-HALTEN BANK TO GREENWICH MERIDIAN N 6 OCNL NEAR GALE 7. ROUGH. RAIN MOD. HALTEN BANK VRB 4. MOD OCNL ROUGH. RAIN MOD. NNNN