(1) Regulation 2 of the principal Regulations (prescribed circumstances) shall be amended in accordance with the following paragraphs.
(2) In paragraph (1)(a)—
(a) after the word “paragraphs” there shall be inserted “(1A), (1B),”;
(b) in head (ii), for the word “or” there shall be substituted the word “and”;
(c) head (iii) shall be omitted.
(3) After paragraph (1) there shall be inserted the following paragraphs—
(1A) For the purposes of paragraph (1)(a)(i), where a station identified in column (1) of Schedule 1 to these Regulations (in this paragraph and in paragraph (1B) referred to as “the primary station”) is unable to provide temperature information in respect of a particular day, the mean daily temperature on that day—
(a) at the alternative station for that primary station specified in column (2) of Schedule 2 to these Regulations; or
(b) where there is no such alternative station specified, at the nearest station to that primary station able to provide temperature information in respect of that day,
shall be used to determine whether or not there is a recorded period of cold weather at the relevant primary station.
(1B) For the purposes of paragraph (1)(a)(ii), where the Meteorological Office is unable to produce a forecast in respect of a particular period at a primary station, any forecast produced in respect of that period—
(a) at the alternative station for that primary station specified in column (2) of Schedule 2 to these Regulations; or
(b) where there is no such alternative station specified, at the nearest station to that primary station able to provide temperature information for that period,
shall be used to determine whether or not there is a forecasted period of cold weather at the relevant primary station.