Japan/ West Pacific: Severe Tropical Storm Nanmadol (1703, 05W) 04/1000Z nr 34.1N 137.1E, moving E 65 km/h (36 kt) (JMA) – Updated 04 Jul 2017 1130z (GMT/UTC)

Severe Tropical Storm Nanmadol (1703, 05W)

JAPAN beware!

(Image: @wunderground)

(Image: @wunderground)

 

 

STS 1703 (Nanmadol)
Issued at 10:45 UTC, 4 July 2017

<Analysis at 10 UTC, 4 July>
Scale
Intensity
Center position N34°05′ (34.1°)
E137°05′ (137.1°)
Direction and speed of movement E 65 km/h (36 kt)
Central pressure 992 hPa
Maximum wind speed near center 25 m/s (50 kt)
Maximum wind gust speed 35 m/s (70 kt)
≥ 30 kt wind area S 220 km (120 NM)
N 110 km (60 NM)
<Estimate for 11 UTC, 4 July>
Scale
Intensity
Center position N34°10′ (34.2°)
E137°50′ (137.8°)
Direction and speed of movement E 65 km/h (36 kt)
Central pressure 992 hPa
Maximum wind speed near center 25 m/s (50 kt)
Maximum wind gust speed 35 m/s (70 kt)
≥ 30 kt wind area S 220 km (120 NM)
N 110 km (60 NM)
<Forecast for 21 UTC, 4 July>
Intensity
Center position of probability circle N35°40′ (35.7°)
E144°00′ (144.0°)
Direction and speed of movement ENE 60 km/h (32 kt)
Central pressure 992 hPa
Maximum wind speed near center 23 m/s (45 kt)
Maximum wind gust speed 35 m/s (65 kt)
Radius of probability circle 70 km (40 NM)
<Forecast for 09 UTC, 5 July>
Intensity
Center position of probability circle N37°20′ (37.3°)
E151°35′ (151.6°)
Direction and speed of movement ENE 60 km/h (32 kt)
Central pressure 992 hPa
Maximum wind speed near center 23 m/s (45 kt)
Maximum wind gust speed 35 m/s (65 kt)
Radius of probability circle 150 km (80 NM)
<Forecast for 06 UTC, 6 July>
Intensity
LOW
Center position of probability circle N44°30′ (44.5°)
E171°10′ (171.2°)
Direction and speed of movement ENE 85 km/h (45 kt)
Central pressure 1000 hPa
Maximum sustained wind speed 18 m/s (35 kt)
Maximum wind gust speed 25 m/s (50 kt)
Radius of probability circle 280 km (150 NM)

===============================================================

Joint Typhoon Warning Center (JTWC)

Tropical Storm 05W (Nanmadol) Warning #10
Issued at 04/0900Z

 

3 Hour Position Update Graphic <>Valid 04/0900Z

 

 

WTPN31 PGTW 040900
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL CYCLONE WARNING//
RMKS/
1. TROPICAL STORM 05W (NANMADOL) WARNING NR 010
01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC
MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
WIND RADII VALID OVER OPEN WATER ONLY

WARNING POSITION:
040600Z — NEAR 33.6N 134.3E
MOVEMENT PAST SIX HOURS – 075 DEGREES AT 34 KTS
POSITION ACCURATE TO WITHIN 020 NM
POSITION BASED ON CENTER LOCATED BY A COMBINATION OF
SATELLITE AND RADAR
PRESENT WIND DISTRIBUTION:
MAX SUSTAINED WINDS – 035 KT, GUSTS 045 KT
WIND RADII VALID OVER OPEN WATER ONLY
RADIUS OF 034 KT WINDS – 030 NM NORTHEAST QUADRANT
025 NM SOUTHEAST QUADRANT
020 NM SOUTHWEST QUADRANT
025 NM NORTHWEST QUADRANT
REPEAT POSIT: 33.6N 134.3E

FORECASTS:
12 HRS, VALID AT:
041800Z — 35.3N 142.3E
MAX SUSTAINED WINDS – 030 KT, GUSTS 040 KT
WIND RADII VALID OVER OPEN WATER ONLY
BECOMING EXTRATROPICAL
VECTOR TO 24 HR POSIT: 075 DEG/ 33 KTS

24 HRS, VALID AT:
050600Z — 36.9N 150.3E
MAX SUSTAINED WINDS – 025 KT, GUSTS 035 KT
WIND RADII VALID OVER OPEN WATER ONLY
EXTRATROPICAL

REMARKS:
040900Z POSITION NEAR 34.0N 136.3E.
TROPICAL STORM 05W (NANMADOL), LOCATED APPROXIMATELY 117 NM EAST-
SOUTHEAST OF IWAKUNI, JAPAN, HAS TRACKED EAST-NORTHEASTWARD AT 34
KNOTS OVER THE PAST SIX HOURS.
NEXT WARNINGS AT 041500Z, 042100Z AND 050300Z.//
NNNN

Tropical Storm Risk

NW Pacific: TSR Storm Alert issued at 4 Jul, 2017 6:00 GMT

Tropical Storm NANMADOL is currently located near 33.6 N 134.3 E with maximum 1-min sustained winds of 35kts (40 mph). NANMADOL is forecast to affect land to the following likelihood(s) at the given lead time(s):

Yellow Alert Country(s) or Province(s)
    Japan
        probability for TS is 65% currently
Yellow Alert City(s) and Town(s)
    Tokushima (34.1 N, 134.6 E)
        probability for TS is 60% currently

Note that
Yellow Alert (Elevated) is CAT 1 or above to between 10% and 30% probability, or TS to above 50% probability.
CAT 1 means Typhoon strength winds of at least 74 mph, 119 km/h or 64 knots 1-min sustained.
TS means Tropical Storm strength winds of at least 39 mph, 63 km/h or 34 knots 1-min sustained.

For graphical forecast information and further details please visit http://www.tropicalstormrisk.com/

(Image: TSR)

(Image: TSR)

News Report

 

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MARITIME/SHIPPING

WWJP25 RJTD 040600
WARNING AND SUMMARY 040600.
WARNING VALID 050600.
WARNING IS UPDATED EVERY 6 HOURS.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN BOHAI
YELLOW SEA EAST CHINA SEA.
WARNING.
DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 35N 140E 41N 142E
46N 150E 53N 160E 60N 164E 60N 180E 35N 180E 30N 160E 30N 140E 35N
140E.
SUMMARY.
LOW 994 HPA AT 57N 154E ALMOST STATIONARY.
LOW 994 HPA AT 51N 164E NORTH 15 KT.
TROPICAL DEPRESSION 1010 HPA AT 17N 133E NW 15 KT.
HIGH 1006 HPA AT 43N 148E ESE 10 KT.
HIGH 1016 HPA AT 26N 148E ALMOST STATIONARY.
STATIONARY FRONT FROM 35N 122E TO 36N 124E 37N 131E 39N 140E 37N 146E
37N 151E.
REMARKS.
SEVERE TROPICAL STORM 1703 NANMADOL (1703) 992 HPA AT 33.6N 134.2E :
SEE TROPICAL CYCLONE WARNING.

JAPAN METEOROLOGICAL AGENCY.=

METAREA11 / TYPHOON_WARNING_JAPAN / 040900

WTJP31 RJTD 040900
WARNING 040900.
WARNING VALID 050900.
STORM WARNING.
SEVERE TROPICAL STORM 1703 NANMADOL (1703) 992 HPA
AT 34.1N 136.5E SEA SOUTH OF JAPAN MOVING EASTNORTHEAST 36 KNOTS.
POSITION GOOD.
MAX WINDS 50 KNOTS NEAR CENTER.
RADIUS OF OVER 30 KNOT WINDS 90 MILES SOUTHEAST SEMICIRCLE AND 60
MILES ELSEWHERE.
FORECAST POSITION FOR 042100UTC AT 35.7N 144.0E WITH 40 MILES RADIUS
OF 70 PERCENT PROBABILITY CIRCLE.
992 HPA, MAX WINDS 45 KNOTS NEAR CENTER.
FORECAST POSITION FOR 050900UTC AT 37.3N 151.6E WITH 80 MILES RADIUS
OF 70 PERCENT PROBABILITY CIRCLE.
992 HPA, MAX WINDS 45 KNOTS NEAR CENTER.

JAPAN METEOROLOGICAL AGENCY.

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